A
Achyranthes alternifolia See Alternanthera sessilis
Achyranthes denticulata See Alternanthera sessilis
Achyranthes reineckii See Alternanthera reineckii
Acorus calamus (Linne 1753)
Acorus calamus See Acorus gramineus
Acorus calamus variegatus
Acorus gramineus (Solander 1789)
Acorus gramineus aureovariegatus
Acorus gramineus forma decoratus
Acorus gramineus var Ogon
Acorus gramineus var Pusillus Broadleaf
Acorus gramineus var Variegated
Acorus gramineus var Variegatis
Acorus gramineus var Variegatus
Acorus gramineus var. Gramineus
Acorus gramineus var. Gramineus fol. Variegatus
Acorus gramineus var. Intermedius
Acorus gramineus var. Japonicus
Acorus gramineus var. Pusillus
Acorus humilis See Acorus gramineus
Acorus pusillus See Acorus gramineus var Pusillus Broadleaf
Acorus pusillus See Acorus gramineus var. Pusillus
Acorus pusiluus See Acorus gramineus var. Pusillus
Acorus variegatus
Acrostichum aureum
Acrostichum heteroclitum See Bolbitus heteroclita
Acrostichum thalictroides See Ceratopteris thalictroides
Acrous tatarinowii See Acorus gramineus
Adantum raddianum
Adenostemma gymnocoronis See Gymnocoronis spilanthoides
African Chain Sword See Echinodorus humilis
African Dwarf Sword See Echinodorus humulus
African elodea See Lagarosiphon major
African Fern See Bolbitus heudelotii
African Tiger Lotus See Nymphaea maculata
Aglaodorum griffithii
Aglaonema comutatum
Aglaonema costata
Aglaonema longibracteata
Aglaonema marmoratum
Aglaonema modestrum
Aglaonema roebelinii
Aglaonema Silver Queen
Aglaonema simplex
Aglaonema spec. Minima
Aglaonema spec. Narrow leaf
Aglaonema treubii
Agonema simplex See Aglaonema simplex
Aldrovanda vesiculosa
Algal-Leaved Pondweed See Potamogeton confercoides
Alisma andrieuxii See Echinodorus subalatus andrieuxii
Alisma berteroi See Echinodorus berteroi
Alisma bolivianum See Echinodorus bolivianus
Alisma cordifolia See Echinodorus cordifolius
Alisma ellipticum See Echinodorus palaefolius
Alisma gramineum
Alisma grandiflorum See Echinodorus grandiflorus grandiflorus
Alisma lanceolatum
Alisma macrophyllum See Echinodorus macrophyllus scaber
Alisma macrophyllum See Echinodorus macrophyllus macrophyllus
Alisma palaefolium See Echinodorus palaefolius
Alisma plantago See Alisma plantago-aquatica
Alisma plantago-aquatica
Alisma ranunculoides See Baldellia ranunculoides
Alisma subalatum See Echinodorus subalatus subalatus
Alisma subalatum See Sagittaria subulata
Alisma subcordatum
Alisma tenellum See Echinodorus tenellus
Alisma trivale
Alizma rostratum See Echinodorus berteroi
Alligator Weed See Alternanthera philoxeroides
Alocasia indica See Alocasia macrorrhiza
Alocasia macrorrhiza
Alomia spilanthoides See Gymnocoronis spilanthoides
Alpine Pondweed See Potamogeton alpinus
Alternanthera aquatica (Chodat 1926)
Alternanthera bettzickiana Aurea
Alternanthera bettzickiana Green
Alternanthera bettzickiana Red
Alternanthera cardinalis
Alternanthera denticulate See Alternanthera sessilis
Alternanthera ficoidea var Bonita Hedge
Alternanthera ficoidea var Emerald Hedge
Alternanthera ficoides
Alternanthera ficoides var Bettzickiana
Alternanthera ficoides var Bronze
Alternanthera ficoides var Green
Alternanthera lilacina
Alternanthera ocipus
Alternanthera osiris See Alternanthera reineckii Red
Alternanthera philoxeroides
Alternanthera reineckii (Briquet 1899)
Alternanthera reineckii See Alternanthera reineckii Roseafolia
Alternanthera reineckii See Alternanthera reineckii Lilacina
Alternanthera reineckii See Alternanthera reineckii Roseafolia
Alternanthera reineckii bronze
Alternanthera reineckii Cardinalis
Alternanthera reineckii Green
Alternanthera reineckii Lilacina
Alternanthera reineckii narrow-leaved type
Alternanthera reineckii Red
Alternanthera reineckii red-green
Alternanthera reineckii Roseafolia
Alternanthera reineckii slender red
Alternanthera repens See Alternanthera sessilis
Alternanthera rosaefolia See Alternanthera reineckii red-green
Alternanthera rosaefolia See Alternanthera roseafolia
Alternanthera roseafolia
Alternanthera roseafolia See Alternanthera reineckii narrow-leaved type
Alternanthera roseafolia See Alternanthera reineckii Roseafolia
Alternanthera rubra See Alternanthera sessilis
Alternanthera sessilis (De Candolle 1813)
Alternanthera sessilis var. lilacina
Alternanthera sessilis var. orforma
Alternanthera sessilis var. reineckii
Alternanthera sessilis var. rubra
Alternanthera spec. Lilacina
Alternanthera spec. Red Round
Alternanthera triandra See Alternanthera sessilis
Alternate-Flowered Water Milfoil See Myriophyllum alterniflorum
Amauriella auriculata See Anubias gracilis
Amauriella hastifolia See Anubias hastifolia
Amauriella obanensis See Anubias gracilis
Amauriella talbotii See Anubias gracilis
Amaurriella auriculata See Anubias hastifolia
Amaurriella hastifolia See Anubias barteri
Amaurriella hastifolia See Anubias hastifolia
Amaurriella obanensis See Anubias gracilis
Amaurriella talbotii See Anubias gracilis
Amazon Frogbit See Limnobium laevigatum
Amazon Sword See Echinodorus amazonicus
Amazon Sword Plant See Echinodorus paniculatus
Amazon Sword Plant Bleheri See Echinodorus bleheri
Amblystegium viparium
Ambrosina cilata See Cryptocoryne ciliata
Ambrosina retrospiralis See Cryptocoryne retrospiralis
Ambrosina unilocularis See Cryptocoryne retrospiralis
Ambulia See Limnophila indica
Ambulia See Limnophila racemosa
Ambulia aromatica See Limnophila aromatica
Ameletia rotundifolia See Rotala indica
American Brooklime See Veronica americana
American Bur-Reed See Sparganium americanum
American Frogs-bit See Limnobium spongia
American Lotus See Nelumbo lutea
American Swamp Lily See Saururus cernuus
American Water Cress See Armoracia aquatica
Ammania gracilis (Guillemin & Perrotter 1833)
Ammania latifolius
Ammania senegalensis (Lamarck 1791)
Ammannia crassicaulis See Nesaea crassicaulis
Ammannia diffusa See Amblystegium viparium
Ammannia diffusa See Ammania latifolius
Ammannia filiformis See Ammania senegalensis
Ammannia gracilis See Amblystegium viparium
Ammannia myriophylloides See Rotala rotundifolia Colorata
Ammannia rotundifolia See Rotala rotundifolia
Ammannia salsuginosa See Ammania senegalensis
Ammannia senegalensis See Ammania senegalensis
Ammannia triflora See Nesaea triflora
Ammannia wallichii See Rotala rotundifolia Colorata
Ammoricia Aquatica
Amphibious Bistort See Polygonum amphibium
Amubias frazeri
Anacharis See Egeria densa
Anacharis See Elodea canadensis
Anacharis nuttallii See Elodea nuttallii
Anbykua dasyabtga See Limnophila dasyantha
Anonymos aquatica See Nymphoides aquatica
Anonymos umbrosus See Micranthemum umbrosum
Anubias affinis See Anubias heterophylla
Anubias afzelii (Schott 1857)
Anubias afzelli See Anubias afzelii
Anubias auriculata See Anubias hastifolia
Anubias barteri
Anubias barteri See Anubias barteri var. glabra
Anubias barteri Bonsai’
Anubias barteri Broad Leaf
Anubias barteri sagittae
Anubias barteri Sharp wavy leaf
Anubias barteri var. angustifolia (Crusio 1979)
Anubias barteri var. barteri (Schott 1860)
Anubias barteri var. barteri variegated
Anubias barteri var. caladiifolia (Engler 1915)
Anubias barteri var. coffeefolia
Anubias barteri var. glabra (N. E. Brown 1901)
Anubias barteri var. glabra Minimus
Anubias barteri var. nana (Crusio 1979)
Anubias barteri var. nana wrinkled leaf
Anubias barteri var. Round Leaf
Anubias barteri Variegated
Anubias bequaerti See Anubias heterophylla
Anubias congensis See Anubias heterophylla
Anubias congensis See Anubias heterophylla
Anubias congensis See Anubias hastifolia
Anubias engleri See Anubias heterophylla
Anubias gigantea (Hutchinson 1939)
Anubias gigantean See Anubias gigantea
Anubias gilletii (de Wildeman & Durand 1901)
Anubias glabra
Anubias gracilis (Hutchinson 1939)
Anubias hastifolia (Engler 1893)
Anubias hastifolia See Anubias gracilis
Anubias hastifolia See Anubias barteri Variegated
Anubias hastifolia See Anubias gigantea
Anubias hastifolia See Anubias hastifolia
Anubias haullevilleana See Anubias hastifolia
Anubias heterophylla (Engler 1879)
Anubias heterophylla var Congensis
Anubias lanceolata
Anubias lanceolata See Anubias barteri sagittae
Anubias lanceolata See Anubias barteri var. angustifolia
Anubias lanceolata var Tinkeso
Anubias laurentii See Anubias hastifolia
Anubias minima See Anubias barteri var. glabra
Anubias nana See Anubias barteri var. nana
Anubias nana See Anubias barteri var. nana wrinkled leaf
Anubias nana Round leaf
Anubias nana Variegated
Anubias nangi
Anubias pynaertii (de Wildeman 1910)
Anubias sp Congensis
Anubias sp Minima
Anubias sp Pygmy
Anubias sp Spade Leaf
Anubias species
Anubias ssp
Anubias striped
Anubias undulata See Anubias hastifolia
Anubias x Frazeri Anubias
Anubias x Round Heart
Apalanthe granatensis (J.E. Planchon 1848)
Apongeton monostachys See Aponogeton monostrachyus
Aponogeton abyssinicus (A. Richard 1851)
Aponogeton ambongensis See Aponogeton ulvaceus
Aponogeton bernieranus (Hooker 1883)
Aponogeton boehmii See Apalanthe granatensis
Aponogeton boivinianus (Jumelle 1922)
Aponogeton braunii See Apalanthe granatensis
Aponogeton capuroni (H.W.E. van Bruggen 122)
Aponogeton crispus (Thunberg 1781)
Aponogeton crispus ‘Kompakt’
Aponogeton crispus x rigdifolius
Aponogeton decaryi (Jumelle 126)
Aponogeton desertorum
Aponogeton distachum See Aponogeton distachyos
Aponogeton distachyos (Linne 1781)
Aponogeton eberhardtii See Aponogeton robinsonii
Aponogeton echinatum See Aponogeton crispus
Aponogeton echinatus
Aponogeton echinatus See Aponogeton capuroni
Aponogeton elongatus (Bentham 1878)
Aponogeton elongatus forma elongatus
Aponogeton elongatus forma latifolius
Aponogeton elongatus forma longifolius
Aponogeton fenestralis
Aponogeton fenestralis See Aponogeton madagascariensis
Aponogeton fenestralis See Aponogeton loriae
Aponogeton guillotii
Aponogeton guillotii See Aponogeton madagascariensis var. guillotii
Aponogeton guillotii See Aponogeton loriae
Aponogeton henkelianus
Aponogeton henkelianus See Aponogeton loriae
Aponogeton hybridus
Aponogeton jacobsenii (H.W.E. van Vruggen 1983)
Aponogeton junceus
Aponogeton kraussianum See Aponogeton decaryi
Aponogeton leptostachyus
Aponogeton leptostachyus See Aponogeton abyssinicus
Aponogeton leptostachyus See Apalanthe granatensis
Aponogeton leptostachyus See Aponogeton abyssinicus
Aponogeton leptostachyus See Apalanthe granatensis
Aponogeton longiplumulosus (H.W.E. van Bruggen 1968)
Aponogeton loriae (Martelli 1897)
Aponogeton madagascariensis (H.W.E. van Bruggen 1968)
Aponogeton madagascariensis var. guillotii
Aponogeton madagascariensis var. Henkelianus
Aponogeton madagascariensis var. West Coast
Aponogeton monostachyon See Aponogeton natans
Aponogeton monostrachyus
Aponogeton monostrachyus See Aponogeton natans
Aponogeton natans (Engler & Krause 1906)
Aponogeton oblongus See Apalanthe granatensis
Aponogeton quadrangulare See Aponogeton bernieranus
Aponogeton rigidifolius (H.W.E. van Bruggen 1962)
Aponogeton robinsonii (A. Camus 1911)
Aponogeton sp Madagascar
Aponogeton species
Aponogeton stachyosporus
Aponogeton stachyosporus See Aponogeton undulatus
Aponogeton tenuispicatus (H.W.E. van Bruggen 1968)
Aponogeton ulvaceus (Baker 1881)
Aponogeton ulvaceus See Aponogeton tenuispicatus
Aponogeton ulvaceus See Aponogeton tenuispicatus
Aponogeton ulvaceus compact
Aponogeton undulatus (Roxburgh 1832)
Aponogeton undulatus See Aponogeton robinsonii
Aponogeton violaceus See Aponogeton ulvaceus
Argentine Acharis See Egeria densa
Argentine Sword See Echinodorus argentinensis
Argentinian Waterweed See Egeria densa
Armoracia aquatica
Armoracia aquatica See Rorippa amphibia
Armoracia auliclata
Armoracia lacustris See Armoracia aquatica
Arrow Arum See Peltandra virginica
Arum Lily See Zantedeschia aethiopica
Arum ovatum See Lagenandra ovata
Arum spirale See Cryptocoryne spiralis
Arum-Leaved Arrowhead See Sagittaria cuneata
Ascherson's Amazon Sword See Echinodorus aschersonianus
Aurea Pond Penny See Lysimachia nummularia var Aurea
Australian Four-Leafed Clover See Marsilea quadrifolia
Autumnal Water Starwort See Callitriche hermaphroditica
Axolla rubra
Azolla africana See Azolla pinnata
Azolla arbuscula See Azolla filiculoides
Azolla caroliniana (Wildenow 1810)
Azolla cristata See Azolla caroliniana
Azolla densa See Azolla caroliniana
Azolla filiculoides (Lamarck 1783)
Azolla imbricate See Azolla nilotica
Azolla magellanica See Azolla filiculoides
Azolla nilotica (Mettenius 1867)
Azolla pinnata (R. Brown 1810)
Azolla pinnata var africana
Azolla portoricensis See Axolla rubra
Azolla sp
Azolla squamosa See Azolla filiculoides

B
Bacopa amplexicaulis
Bacopa amplexicaulis See Bacopa caroliniana
Bacopa amplexicaulis See Bacopa caroliniana
Bacopa aquatica
Bacopa calycina See Bacopa crenata
Bacopa caroliniana (Robinson 1908)
Bacopa crenata (Hepper 1960)
Bacopa floribunda
Bacopa lanigeria (Wettstein 1891)
Bacopa lanigeria Green-leaved
Bacopa madagascariensis (Pennell 1946)
Bacopa monniera See Bacopa monnieri
Bacopa monnieri (Pennell 1946)
Bacopa monnieri Crenate
Bacopa monnieria See Bacopa madagascariensis
Bacopa myriophylloides (Wettstein 1891)
Bacopa reflexa (Edwall 1897)
Bacopa repens
Bacopa rotundifolia
Baldellia ranunculoides (Parlatore 1854)
Bamboo Plant See Blyxa japonica
Banana Plant See Nymphoides aquatica
Barclaya See Barclaya longifolia
Barclaya kunstleri
Barclaya longifolia (Wallich 1827)
Barclaya longifolia See Barclaya longifolia Red form
Barclaya longifolia Red form
Barclaya montleyi See Barclaya kunstleri
Barclaya motleyi See Barclaya mottleyi
Barclaya mottleyi (Hooker filius 1862)
Barclaya oblonga See Barclaya longifolia
Barclaya pierreana See Barclaya longifolia
Barclaya rotundifolia
Bass Weed See Potamogeton amplifolius
Beckett's Cryp See Cryptocoryne beckettii
Beneditaea brasiliensis See Ottelia alismoides
Bergia capensis
Bidens beckii
Big Floating Bladdersort See Utricularia inflata
Bladderwort See Utricularia sp
Bladderwort See Utricularia sp Johore
Blassii Broad Leaf See Cryptocoryne blassii var. Broad Leaf
Blassii Narrow Leaf See Cryptocoryne blassii var. Narrow Leaf
Blistered Cryp See Cryptocoryne bullosa
Blue Water Hyacinth See Eichhornia azurea
Bluejoint Grass See Calamagrostis canadensis
Blunt-Leaf Pondweed See Potamogeton obtusifolius
Blyxa aubertii (L.C. Richard 1814)
Blyxa aubertii
Blyxa echinosperma
Blyxa echinosperma See Blyxa aubertii
Blyxa japonica (Ascherson and Gürke 1889)
Blyxa novoguineensis
Blyxa octandra
Blyxa oryzetorum See Blyxa aubertii
Bog Arum See Calla palustris
Bog Asphodel See Narthecium ossifragum
Bog Bean See Menyanthes trifoliata
Bog Rhubarb See Petasites hybridis
Boivinianus See Aponogeton boivinianus
Bolbitis fluviatilis
Bolbitis heteroclita See Bolbitus heteroclita
Bolbitis heudelotii See Bolbitus heudelotii
Bolbitis hydrophylla
Bolbitis lonchospora
Bolbitus heteroclita (Ching 1934)
Bolbitus heudelotii (Alston 1934)
Bolivian Sword See Echinodorus bolivianus
Boottia crispifolia See Ottelia mesenterium
Boottia mesenterium See Ottelia mesenterium
Boreno Sword See Aglaonema simplex
Bottle Brush Sedge See Carex comosa
Bound Bacopa See Bacopa rotundifolia
Bowles' Golden Sedge See Carex elata Aurea
Bramia lanigera See Bacopa lanigeria
Brasenia schreberi
Brass Buttons See Cotula coronopifolia
Brazilian Milfoil See Myriophyllum aquaticum
Brazilian Pennywort See Hydrocotyle leucocephala
Bristly Sedge See Carex comosa
Broad Leaf Chain Sword See Echinodorus quadricostatus
Broad Leaf Giant Hygro See Hygrophila corymbosa x Siamensis Broadleaf
Broad Leaf Lud See Ludwigia repens x Palustris
Broad Leaf Sagittaria See Sagittaria platyphylla
Broad Leafed Amazon Sword See Echinodorus bleheri
Broad-Leaf Arrowhead See Sagittaria latifolia
Broad-Leaf Indian Fern See Ceratopteris thalictroides
Broad-Leaf Indian Fern See Ceratopteris froesii
Broad-Leafed Ludwigia See Ludwigia ovalis
Broad-Leaved Cattail See Typha latifolia
Broad-Leaved Dwarf Amazaon Sword See Echinodorus latifolius
Bronze Wendtii See Cryptocoryne wendtii var Bronze
Brooklime See Veronica beccabunga
Brown Wendtii See Cryptocoryne wendtii var Brown
Brown-Fruited Rush See Juncus pelocarpus
Brown-Fruited Rush See Juncus pelocarpus f. submersus
Buchosia aquatica See Heteranthera reniformis
Buckbean See Menyanthes trifoliata
Bullhead Pond Lily See Nuphar variegata
Bulliardia recurva See Crassula bonariensis
Bulrush See Scirpus lacustris
Bur-Reed See Sparganium erectum
Bushy Pondweed See Najas flexilis
Butomus umbellatus
Butterbur See Petasites hybridis
Butterfly Fern See Salvinia auriculata

C
Cabomba See Cabomba pulcherrima
Cabomba aquatica (Aublet 1775)
Cabomba australis
Cabomba caroliniana (A. Gray 1837)
Cabomba caroliniana See Cabomba pulcherrima
Cabomba caroliniana Silver green
Cabomba caroliniana var. multipartita
Cabomba caroliniana var. paucipartita
Cabomba furcata (Schultes & Schultes 1830)
Cabomba palaeformis (Fassett 1953)
Cabomba piauhyensis
Cabomba piauhyensis See Cabomba furcata
Cabomba pubescens See Cabomba caroliniana var. paucipartita
Cabomba pulcheri
Cabomba pulcherrima
Cabomba schwartzii See Cabomba aquatica
Cabomba warmingii See Cabomba furcata
Caladium bicolor
Caladium Frieda Hemple
Caladium humboldtii
Caladium ovatum See Lagenandra ovata
Caladium ssp
Calamagrostis canadensis
Calamus See Acorus calamus
Calamus spec. Bamboo Plant
Calamus spec. Coconut plant
Calla Lily See Zantedeschia aethiopica
Calla palustris
Callitriche autumnalis See Callitriche hermaphroditica
Callitriche hamulata See Callitriche intermedia hamulata
Callitriche hermaphroditica
Callitriche heterophylla
Callitriche intermedia hamulata
Callitriche palustris
Callitriche sp
Callitriche stagnalis
Callitriche vernalis
Caltha leptosepala
Caltha palustris
Caltha palustris alba
Caltha palustris plena
Caltha polypetala
Caltha sp
Canadian Elodea See Elodea canadensis
Canadian Pondweed See Elodea canadensis
Canna americanallis var variegata
Canna glauca
Canna sp
Cardamine flexuosa
Cardamine lyrata (Bunge 1835)
Cardamine properens
Cardamine rotundifolia
Cardamine variabilis
Cardinal Flower See Lobelia cardinalis
Carex comosa
Carex elata Aurea
Carex pendula
Carex pseudocyperus
Carex riparia
Carex spp
Carex stricta (Lamarck 1792)
Castalia blanda See Nymphaea gigantea var violacea
Catchfly Grass See Leersia lenticularis
Cat's Tail See Typha sp
Cattail See Typha latifolia
Cattail See Typha sp
Caulerpa Mexicana (Marine)
Caulerpa peltata var macrodisca (Marine)
Caulerpa prolifera (Marine)
Caulerpa racemosa (Marine)
Caulerpa scalpelliformis (Marine)
Caulerpa serptularoides (Marine)
Caulerpa sp (Marine)
Caulinia indica See Najas indica
Caulinia quadalupensis See Najas guadelupensis
Ceficaulis verticillata See Eusteralis stellata
Cellophane Plant See Echinodorus berteroi
Centella asiatica
Central American Sword See Echinodorus isthmicus
Ceratophyllum demersum (Linné 1753)
Ceratophyllum demersum ‘red-stemmed’ (Linné 1753)
Ceratophyllum demersum var Mexico
Ceratophyllum echinatum
Ceratophyllum emersum
Ceratophyllum sp
Ceratophyllum submersum (Linne 1763)
Ceratopteris cornuta (Le Prieur 1830)
Ceratopteris cornuta See Ceratopteris pteridioides
Ceratopteris deltoidea See Ceratopteris pteridioides aff
Ceratopteris froesii
Ceratopteris pteridioides (Hieronymus 1905)
Ceratopteris pteridioides aff
Ceratopteris rivhardii
Ceratopteris siliquosa
Ceratopteris sp
Ceratopteris ssp
Ceratopteris thalictroides (Brongniart 1821)
Ceratopteris thalictroides See Ceratopteris cornuta
Ceratopteris thalictroides See Ceratopteris pteridioides
Ceratopteris thalictroides forma cornuta
Ceratopteris thalictroides var. javanicus
Chain of Stars See Lemna trisulca
Chain Sword See Echinodorus tenellus
Chairmarker's Rush See Scirpus americanus
Chamaedorea elegans
Chara spp
Charas See Chara spp
Chinese Ivy See Cardamine lyrata
Chinese Waterfern See Bolbitus heteroclita
Chlorocharis vivipara See Eleocharis vivipara
Chlorophytum bichetii
Chlorophytum capense var. raviegatum
Chlorophytum comosum
Chlorophytum sp Pongol Sword
Cicuta maculata
Cladophora aegagrophila (Rabenhorst 1868)
Cladophora sauteri See Cicuta maculata
Clasping-Leaf Pondweed See Potamogeton pusillus
Clover Fern See Marsilea drummondii
Cochlearia aquatica See Rorippa aquatic
Colocasia affinis
Colocasia esculenta
Colocasia sp
Colocasia violacea
Columnea heterophylla See Limnophila heterophylla
Colysis pteropus See Microsorium pteropus
Commelina dubia See Zosterella dubia
Common Arrowhead See Sagittaria latifolia
Common Arrowhead See Sagittaria sagittifolia
Common Bladderwort See Utricularia vulgaris
Common Bur-Reed See Sparganium eurycarpum
Common Nardoo See Marsilea drummondii
Common Reed See Phragmites australis
Common Rose Mallow See Hibiscus moscheutos
Common Rush See Juncus effusus
Common Scouring Rush See Equisetum hyemale
Common Water Starwort See Callitriche palustris
Common Watermeal See Wolffia columbiana
Common Waterweed See Elodea canadensis
Cone-Spur Bladderwort See Utricularia gibba
Conferva aegagrophila See Cladophora aegagrophila
Congo Water Fern See Bolbitus heudelotii
Contortion Val See Vallisneria sp Contortionist
Contortionist Vallisneria See Vallisneria tortissima
Coontail See Ceratophyllum demersum
Copper Wendtii See Cryptocoryne wendtii var Copper
Cordyline sp Compacta
Cordyline sp Red edge
Cordyline terminalis
Corkscrew See Vallisneria asiatica var. biwaensis
Corkscrew Val See Vallisneria americana var Biwaensis
Corkscrew Val See Vallisneria rubra
Cotton Grass See Eriophorum angustifolium
Cotula coronopifolia
Cow Lily Cape Fear See Nuphar luteum var Cape Fear
Cow Lily Round Leaf See Nuphar luteum var Round Leaf
Cowslip See Caltha palustris
Crantziola carolinensis See Lilaeopsis caroliensis
Crassula aquatica
Crassula bonariensis
Crassula helmsii (Cockayne 1907)
Crassula recurba See Crassula helmsii
Crassula recurva
Crassula vaillanti
Craztzia brasiliensis See Lilaeopsis brasiliensis
Creeping Bladderwort See Utricularia gibba
Creeping Charlie See Lysimachia nummularia
Creeping Charlie See Micromeria brownei
Creeping Jennie See Lysimachia nummularia
Creeping Ludwigia See Ludwigia repens
Creeping Penny See Lysimachia nummularia
Creeping Spearwort See Ranunculus flammula
Creeping Spikerush See Eleocharis palustris
Creeping Water Primrose See Ludwigia palustris
Crinkled Aponogeton See Aponogeton crispus
Crinum americanum
Crinum aquatica
Crinum calamistratum (Bogner & Heine 1987)
Crinum calamistratum See Crinum calamistratum
Crinum giganteum
Crinum natan crispus narrow leaved form
Crinum natans (Baker 1898)
Crinum natans crispus broad leaved form
Crinum natans narrow leaf
Crinum purpurascens
Crinum sp. tortifolia
Crinum thaianum (J. Schulze 1971)
Cripus See Aponogeton crispus
Cryilla aquatica See Limnophila aquatica
Cryptanthus bivittatus
Cryptocoryne See Cryptocoryne albida
Cryptocoryne See Cryptocoryne beckettii
Cryptocoryne See Cryptocoryne striolata
Cryptocoryne See Cryptocoryne nurii
Cryptocoryne See Cryptocoryne crispatula
Cryptocoryne See Cryptocoryne crispatula
Cryptocoryne See Cryptocoryne crispatula
Cryptocoryne See Cryptocoryne crispatula
Cryptocoryne affinis (Hooker 1893)
Cryptocoryne alba (de Wit 1975)
Cryptocoryne albida (R.R. Parker 1931)
Cryptocoryne albida var. Brown
Cryptocoryne albida var. Green
Cryptocoryne amicorum
Cryptocoryne annamica (Serebryanyi 1991)
Cryptocoryne aponogetifolia (Merrill 1919)
Cryptocoryne aponogetifolia See Cryptocoryne usteriana
Cryptocoryne aquatica See Cryptocoryne purpurea
Cryptocoryne auriculata
Cryptocoryne axelrodi See Cryptocoryne undulata
Cryptocoryne axelrodii
Cryptocoryne axelrodii See Cryptocoryne undulata
Cryptocoryne balansae
Cryptocoryne balansae See Cryptocoryne crispatula
Cryptocoryne becketii See Cryptocoryne beckettii
Cryptocoryne beckettii (Trimen 1985)
Cryptocoryne beckettii See Cryptocoryne petchii
Cryptocoryne bertelihansenii See Cryptocoryne crispatula
Cryptocoryne bertilihansenii See Cryptocoryne crispatula
Cryptocoryne blassii
Cryptocoryne blassii See Cryptocoryne cordata
Cryptocoryne blassii var. Broad Leaf
Cryptocoryne blassii var. Narrow Leaf
Cryptocoryne bogneri (Rataj 1975)
Cryptocoryne bullosa
Cryptocoryne bullosa var. scurrilis See Cryptocoryne scurrilis
Cryptocoryne caudate See Cryptocoryne longicauda
Cryptocoryne ciliata (Achott 1857)
Cryptocoryne ciliata var. ciliata
Cryptocoryne ciliata var. latifolia
Cryptocoryne ciliata var. minor
Cryptocoryne cordata (Griffith 1851)
Cryptocoryne cordata Griffith ‘Pink-veined’
Cryptocoryne cornuta
Cryptocoryne costata
Cryptocoryne costata See Cryptocoryne albida
Cryptocoryne crispatula (Engler 1920)
Cryptocoryne crispatula var Balansae
Cryptocoryne crispatula var Balansae Brown
Cryptocoryne crispatula var Balansae Green
Cryptocoryne crispatula var Crispatula
Cryptocoryne crispatula var Tonkenesis
Cryptocoryne dalzellii See Cryptocoryne retrospiralis
Cryptocoryne diderici (de Wit 1970)
Cryptocoryne elliptica
Cryptocoryne evae
Cryptocoryne evae See Cryptocoryne cordata
Cryptocoryne evae See Cryptocoryne cordata
Cryptocoryne evae See Cryptocoryne cordata
Cryptocoryne ferruginea (Engler 1879)
Cryptocoryne fusca (de Wit 1970)
Cryptocoryne gasseri (N. Jacobsen 1979)
Cryptocoryne grabowskii See Cryptocoryne cordata
Cryptocoryne gracilis
Cryptocoryne gracilis See Cryptocoryne striolata
Cryptocoryne gracilis See Cryptocoryne striolata
Cryptocoryne grandis See Cryptocoryne cordata
Cryptocoryne griffithii (Schott 1856)
Cryptocoryne griffithii See Cryptocoryne purpurea
Cryptocoryne haerteliana See Cryptocoryne affinis
Cryptocoryne haeteliana See Cryptocoryne affinis
Cryptocoryne hansenii See Cryptocoryne albida
Cryptocoryne hansenii See Cryptocoryne costata
Cryptocoryne hejnyi
Cryptocoryne hejnyi See Cryptocoryne purpurea
Cryptocoryne huderoi (Bogner and Jacobsen 1985)
Cryptocoryne huegelii See Cryptocoryne siamensis var. siamensis
Cryptocoryne huegellii See Cryptocoryne spiralis
Cryptocoryne johorensis
Cryptocoryne johorensis See Cryptocoryne longicauda
Cryptocoryne keei (Jacobsen 1982)
Cryptocoryne kerrii See Cryptocoryne blassii
Cryptocoryne kerrii See Cryptocoryne cordata
Cryptocoryne kerrii See Cryptocoryne siamensis
Cryptocoryne korthausae
Cryptocoryne korthausae See Cryptocoryne albida
Cryptocoryne kwangensis See Cryptocoryne crispatula
Cryptocoryne kwangsiensis See Cryptocoryne crispatula
Cryptocoryne legroi
Cryptocoryne legroi See Cryptocoryne walkeri
Cryptocoryne lingua (Engler 1879)
Cryptocoryne longicauda (Engler 1879)
Cryptocoryne longicauda See Cryptocoryne fusca
Cryptocoryne longispatha See Cryptocoryne crispatula
Cryptocoryne longispatha See Cryptocoryne balansae
Cryptocoryne longispatha See Cryptocoryne crispatula
Cryptocoryne lucens
Cryptocoryne lucens See Cryptocoryne x willisii
Cryptocoryne lutea
Cryptocoryne lutea var minor
Cryptocoryne lutes See Cryptocoryne walkeri
Cryptocoryne lutes See Cryptocoryne walkeri
Cryptocoryne minima (Ridley 1910)
Cryptocoryne moehlmannii (de Wit 1982)
Cryptocoryne mroya (?)
Cryptocoryne nevilli See Cryptocoryne parva
Cryptocoryne nevillii (Hooker f. 1898)
Cryptocoryne nevillii See Cryptocoryne willisii
Cryptocoryne nevillii See Cryptocoryne x willisii
Cryptocoryne nurii (Furtado 1935)
Cryptocoryne ovata See Lagenandra ovata
Cryptocoryne pallidinervia (Engler 1879)
Cryptocoryne pallidinervia senemae See Cryptocoryne pallidinervia
Cryptocoryne parva (De Wit 1970)
Cryptocoryne petchii
Cryptocoryne petchii See Cryptocoryne beckettii
Cryptocoryne pontederifolia See Cryptocoryne pontederiifolia
Cryptocoryne pontederifolia See Cryptocoryne ferruginea
Cryptocoryne pontederiifolia (Schott 1863)
Cryptocoryne pontederiifolia See Cryptocoryne ferruginea
Cryptocoryne pontederiifolia sarawacensis
Cryptocoryne pseudobecketii See Cryptocoryne axelrodii
Cryptocoryne purpurea (Ridley 1902)
Cryptocoryne purpurea See Cryptocoryne cordata
Cryptocoryne purpurea See Cryptocoryne purpurea
Cryptocoryne purpurea See Cryptocoryne pontederiifolia
Cryptocoryne pygmaea
Cryptocoryne restrospiralis See Cryptocoryne crispatula
Cryptocoryne retrospiralis (Kunth 1841)
Cryptocoryne retrospiralis See Cryptocoryne costata
Cryptocoryne retrospiralis See Cryptocoryne crispatula
Cryptocoryne retrospiralis See Cryptocoryne tonkinensis
Cryptocoryne retrospiralis albida See Cryptocoryne albida
Cryptocoryne roxburghii See Cryptocoryne retrospiralis
Cryptocoryne rubella See Cryptocoryne wendtii var wendtii
Cryptocoryne sarawacensis
Cryptocoryne sarawacensis See Cryptocoryne ferruginea
Cryptocoryne sarawacensis See Cryptocoryne ferruginea
Cryptocoryne schulzei (de Wit 1971)
Cryptocoryne scurrilis (De Wit 1962)
Cryptocoryne siajmensis See Cryptocoryne cordata
Cryptocoryne siamensis
Cryptocoryne siamensis See Cryptocoryne cordata
Cryptocoryne siamensis See Cryptocoryne cordata
Cryptocoryne siamensis See Cryptocoryne cordata
Cryptocoryne siamensis var. ewansii
Cryptocoryne siamensis var. keeri
Cryptocoryne siamensis var. siamensis
Cryptocoryne siensis See Cryptocoryne crispatula
Cryptocoryne somphongsi See Cryptocoryne balansae
Cryptocoryne somphongsii See Cryptocoryne balansae
Cryptocoryne sp Red Vein
Cryptocoryne spathulata See Cryptocoryne lingua
Cryptocoryne spiralis (Wydler 1830)
Cryptocoryne spiralis See Cryptocoryne spiralis
Cryptocoryne stonei See Cryptocoryne cordata
Cryptocoryne striolata (Engler 1879)
Cryptocoryne striolata See Cryptocoryne striolata
Cryptocoryne sulphurea
Cryptocoryne sulphurea See Cryptocoryne pontederiifolia
Cryptocoryne thwaitesii (Schott 1857)
Cryptocoryne tonkinensis
Cryptocoryne tonkinensis See Cyperus papyrus
Cryptocoryne tortilis See Cryptocoryne fusca
Cryptocoryne tortilis See Cryptocoryne ferruginea
Cryptocoryne tortuosa See Cryptocoryne spiralis
Cryptocoryne undulata (Wendt 1955)
Cryptocoryne undulata var Broad Leaves
Cryptocoryne undulata var Red
Cryptocoryne undulatus See Cryptocoryne undulata
Cryptocoryne unilocularis See Cryptocoryne retrospiralis
Cryptocoryne unilocularis See Cryptocoryne retrospiralis
Cryptocoryne unilocularis See Cryptocoryne spiralis
Cryptocoryne usteriana (Engler 1905)
Cryptocoryne usteriana See Cryptocoryne aponogetifolia
Cryptocoryne usteriana See Cryptocoryne crispatula
Cryptocoryne venemae See Cryptocoryne pallidinervia
Cryptocoryne versteegii
Cryptocoryne vietnamemsis (Hertel and Mühlberg 1994)
Cryptocoryne villosa
Cryptocoryne walker See Cryptocoryne villosa
Cryptocoryne walker See Cryptocoryne walkeri
Cryptocoryne walkeri (Schott 1857)
Cryptocoryne walkeri See Cryptocoryne legroi
Cryptocoryne walkeri See Cryptocoryne lutea
Cryptocoryne walkeri See Cryptocoryne legroi
Cryptocoryne walkeri var lutea
Cryptocoryne walkeri var walkeri
Cryptocoryne walkeri x nevilli
Cryptocoryne wendtii (de Wit 1958)
Cryptocoryne wendtii See Cryptocoryne wendtii var wendtii
Cryptocoryne wendtii See Cryptocoryne wendtii
Cryptocoryne wendtii See Cryptocoryne wendtii
Cryptocoryne wendtii See Cryptocoryne wendtii
Cryptocoryne wendtii See Cryptocoryne walkeri x nevilli
Cryptocoryne wendtii See Cryptocoryne wendtii
Cryptocoryne wendtii rubra See Cryptocoryne wendtii var wendtii
Cryptocoryne wendtii var broadleaf
Cryptocoryne wendtii var Bronze
Cryptocoryne wendtii var Brown
Cryptocoryne wendtii var Copper
Cryptocoryne wendtii var dewitt (?)
Cryptocoryne wendtii var Green
Cryptocoryne wendtii var Green x Tall form
Cryptocoryne wendtii var jahnelii
Cryptocoryne wendtii var krauteri
Cryptocoryne wendtii var latifolius
Cryptocoryne wendtii var MI OYA
Cryptocoryne wendtii var nana
Cryptocoryne wendtii var Red
Cryptocoryne wendtii var Red Giant
Cryptocoryne wendtii var Red Vein
Cryptocoryne wendtii var Rose
Cryptocoryne wendtii var Rrubella
Cryptocoryne wendtii var Striped
Cryptocoryne wendtii var Tropica
Cryptocoryne wendtii var wendtii
Cryptocoryne wendtii x hydrid
Cryptocoryne willisii
Cryptocoryne willisii See Cryptocoryne undulata
Cryptocoryne willisii See Cryptocoryne undulata
Cryptocoryne x willisii (Reitz 1908)
Cryptocoryne x willisii var Lucens
Cryptocoryne yuanensis See Cryptocoryne crispatula
Cryptocoryne yunnanensis See Cryptocoryne crispatula
Cryptocoryne zewaldiae
Cryptocoryne zewaldiae See Cryptocoryne minima
Cryptocoryne zonata
Cryptocoryne zukalii
Cryptocoryneaffinis haerteliana See Cryptocoryne affinis
Crystalwort See Riccia fluitans
Curled Pondweed See Potamogeton crispis
Curly-Leaf Pondweed See Potamogeton crispis
Cyperus alternifolius
Cyperus eragrostis
Cyperus haspan
Cyperus haspan vivipaprus
Cyperus helferi (Boeckeler 1874)
Cyperus longus
Cyperus papyrus
Cyperus vegetus See Cyperus eragrostis

D
Dactylorhiza maculata
Damasonium alisma
Damasonium brasiliensis See Ottelia brasiliensis
Damasonium ulvifolium See Ottelia ulvifolia
Decodon verticillatus
Delicate Ammania See Ammania gracilis
Dichondra micrantha
Didiplis diandra (Wood 1855)
Dieffenbachia bausei
Dieffenbachia deremensis
Dieffenbachia Exotica variegatus
Dieffenbachia marianne
Dieffenbachia picta
Dieffenbachia R.Roehrs
Dieffenbachia sequine
Ditch-Grass See Ruppia maritima
Dotted Watermeal See Wolffia punctata
Dracaena borenquensis
Dracaena borenquensis var Compacta See Dracaena compacta
Dracaena compacta
Dracaena deremensis
Dracaena deremensis striped
Dracaena Firebrand
Dracaena godseffiana
Dracaena godseffiana Floida Beauty
Dracaena marginata
Dracaena marginata var Colorama
Dracaena sanderiana
Dracaena thaliodes
Dracaena variegata
Dracocephalum purpureum See Physostegia leptophylla
Dragon flame See Alternanthera reineckii narrow-leaved type
Drepanocladus aduncus
Drifting Swordplant See Aponogeton natans
Drymaria cordata
Duck Potato See Sagittaria latifolia
Duckweed See Lemna minor
Dulichium arundinaceum
Dwarf Amazon Sword See Echinodorus heikoiana
Dwarf Ambulia See Limnophila sessiliflora
Dwarf Arrowhead See Sagittaria stenophyllum
Dwarf Bacopa See Bacopa monnieri
Dwarf Duckweed See Wolffia arrhiza
Dwarf Four-leaf Clover See Marsilea crenata
Dwarf Hairgrass See Eleocharis acicularis
Dwarf Hygro See Hygrophila polysperma
Dwarf Hygrophila See Hygrophila longifolia
Dwarf Hyssop See Gratiola aurea
Dwarf Papyrus See Cyperus haspan
Dwarf Rotala See Rotala rotundifolia
Dwarf Rush See Acorus gramineus var. Japonicus
Dwarf Sag See Sagittaria subulata var. pusilla
Dwarf Sag See Sagittaria subulata var. subulata
Dwarf Sword See Echinodorus quadricostatus var xinguensis
Dwarf Water Lily See Nuphar luteum var Round Leaf
Dwarf Water Lily See Nymphaea candida
Dwarf Water Milfoil See Myriophyllum tenellum
Dysophylla benthamiana See Eusteralis stellata
Dysophylla ramoissima See Euryale ferox
Dysophylla stellata See Eusteralis stellata
Dysophylla verticillata
Dysophylla verticillata See Eusteralis stellata

E
Eastern Bur-Reed See Sparganium americanum
Echindorus See Echinodorus x Indian Red
Echinodorus See Echinodorus maior
Echinodorus See Echinodorus Rose
Echinodorus See Echinodorus x Barthii
Echinodorus See Echinodorus bleheri
Echinodorus See Echinodorus bleheri
Echinodorus See Echinodorus Rose
Echinodorus See Echinodorus Rose
Echinodorus See Echinodorus x Ozelot
Echinodorus See Echinodorus x Rubin
Echinodorus See Echinodorus x Rose
Echinodorus See Echinodorus x Rubin Narrow Leaves
Echinodorus See Echinodorus x Rubin Narrow Leaves
Echinodorus See Echinodorus x Rubin Narrow Leaves
Echinodorus See Echinodorus osiris rubra
Echinodorus ‘Apart’
Echinodorus ‘Dschungelstar’
Echinodorus ‘Großer Bär’
Echinodorus ‘Kleiner Bär’
Echinodorus ‘Ozelot Grün’
Echinodorus ‘Ozelot’
Echinodorus ‘Red Flame’
Echinodorus afticanus See Echinodorus uruguayensis
Echinodorus amazonicus (Rataj 1970)
Echinodorus amphibius
Echinodorus andrieuxii
Echinodorus andrieuxii See Echinodorus subalatus subalatus
Echinodorus angustifolius (Rataj 1975)
Echinodorus Apart
Echinodorus argentinensis
Echinodorus argentinensis See Echinodorus grandiflorus grandiflorus
Echinodorus aschersonianus (Graebner 1911)
Echinodorus aschersonianus See Echinodorus aschersonianus
Echinodorus aureobrunata See Echinodorus osiris
Echinodorus aureobrunneus See Echinodorus osiris
Echinodorus aureobunneus
Echinodorus austroamericanus
Echinodorus austroamericanus See Echinodorus bolivianus
Echinodorus austroamericanus See Echinodorus bolivianus
Echinodorus barthii
Echinodorus barthii Azurea
Echinodorus berteroi (Fassett 1955)
Echinodorus berteroi var lonceolatus
Echinodorus bleheri (Rataj 1970)
Echinodorus bleheri var Robustus
Echinodorus bleheri var Ruffled
Echinodorus bleheri var. compacta
Echinodorus bolivianus (Holm-Nielsen 1979)
Echinodorus brevipedicellatus
Echinodorus brevipedicellatus See Echinodorus amazonicus
Echinodorus brevipedicellatus See Echinodorus amazonicus
Echinodorus cordifolius (Grisebach 1857)
Echinodorus cordifolius See Echinodorus cordifolius var Marble Queen
Echinodorus cordifolius var Florida
Echinodorus cordifolius var Marble Queen
Echinodorus cordifolius var Marble Queen radican
Echinodorus cordifolius var MINI
Echinodorus cordifolius var Ovalis
Echinodorus cylindricus See Echinodorus paniculatus
Echinodorus dewittii
Echinodorus ellipticus See Echinodorus subalatus andrieuxii
Echinodorus fluitans See Echinodorus cordifolius
Echinodorus gracilis See Echinodorus grisebachii
Echinodorus grandiflorus See Echinodorus grandiflorus aureu
Echinodorus grandiflorus See Echinodorus longiscapus
Echinodorus grandiflorus See Echinodorus argentinensis
Echinodorus grandiflorus aureu (Micheli 1881)
Echinodorus grandiflorus grandiflorus (Micheli 1881)
Echinodorus grisebachii (Small 1909)
Echinodorus guianensis
Echinodorus guianensis See Echinodorus horizontalis
Echinodorus harbich
Echinodorus heikoiana
Echinodorus horemanii See Echinodorus uruguayensis
Echinodorus horemanii green
Echinodorus horemanii red
Echinodorus horizontalis (Rataj 1969)
Echinodorus humile See Ranalisma humile
Echinodorus humilis
Echinodorus humulus
Echinodorus inpai
Echinodorus intermedius
Echinodorus intermedius See Echinodorus quadricostatus var xinguensis
Echinodorus intermedius See Echinodorus subalatus subalatus
Echinodorus isthmicus
Echinodorus isthmicus See Echinodorus quadricostatus
Echinodorus latifolius
Echinodorus latifolius See Echinodorus quadricostatus
Echinodorus leopoldina See Echinodorus maior
Echinodorus longiscapus
Echinodorus longistylis
Echinodorus longistylis See Echinodorus subalatus subalatus
Echinodorus longistyllis
Echinodorus lophotocarpi anfustifolia
Echinodorus lophotocarpi latifolia
Echinodorus macrocarpus See Echinodorus paniculatus
Echinodorus macrophyllus macrophyllus (Micheli 1881)
Echinodorus macrophyllus scaber (Haynes and Holm-Nielsen)
Echinodorus magdalenensis See Echinodorus latifolius
Echinodorus magdalenensis See Echinodorus quadricostatus
Echinodorus magdalensis
Echinodorus maior (Micheli 1881)
Echinodorus maior var Flordia Aquatic
Echinodorus major See Echinodorus maior
Echinodorus martii See Echinodorus uruguayensis
Echinodorus martii See Echinodorus maior
Echinodorus martii See Echinodorus maior var Flordia Aquatic
Echinodorus michelli (?)
Echinodorus multiflorus
Echinodorus muricatus
Echinodorus muricatus See Echinodorus horizontalis
Echinodorus muricatus See Echinodorus scaber
Echinodorus muricatus See Echinodorus dewittii
Echinodorus muricatus Green
Echinodorus nymphaeifolius
Echinodorus opacus (Rataj 1970)
Echinodorus osiris (Rataj 1970)
Echinodorus osiris rubra
Echinodorus osiris rubra See Echinodorus osiris
Echinodorus osiris var Variegated
Echinodorus ovalis See Echinodorus cordifolius
Echinodorus Ozelot Green
Echinodorus palaefolius (MacBride 1931)
Echinodorus palaefolius See Echinodorus palaefolius
Echinodorus palaefolius See Echinodorus osiris var Variegated
Echinodorus palaefolius var latifolius
Echinodorus palaefolius var Tropica
Echinodorus pallifolius
Echinodorus paniculatus (Micheli 1881)
Echinodorus paniculatus See Echinodorus bleheri
Echinodorus parviflorus (Rataj 1970)
Echinodorus parviflorus Tropica
Echinodorus parvulus See Echinodorus tenellus
Echinodorus parvulus See Echinodorus tenellus
Echinodorus patagonicus See Echinodorus berteroi
Echinodorus pellucidus
Echinodorus peruense See Echinodorus parviflorus
Echinodorus peruensis See Echinodorus parviflorus
Echinodorus porto alegre See Echinodorus portoalegrensis
Echinodorus portoalegrensis (Rataj 1970)
Echinodorus quadricostatus (Fassett 1955)
Echinodorus quadricostatus See Echinodorus quadricostatus var Magdalenensis
Echinodorus quadricostatus See Echinodorus quadricostatus
Echinodorus quadricostatus See Echinodorus portoalegrensis
Echinodorus quadricostatus var Magdalenensis
Echinodorus quadricostatus var Quadricostatus
Echinodorus quadricostatus var xinguensis
Echinodorus radicans See Echinodorus cordifolius
Echinodorus rangeri See Echinodorus bleheri
Echinodorus ranunculoides See Bacopa rotundifolia
Echinodorus rigidifolius
Echinodorus Rose
Echinodorus rostratus See Echinodorus berteroi
Echinodorus rubra See Echinodorus osiris
Echinodorus scaber
Echinodorus scaber See Echinodorus macrophyllus scaber
Echinodorus scaber See Echinodorus macrophyllus scaber
Echinodorus schlueteri (Rataj 1981)
Echinodorus schlueteri ‘Leopard’
Echinodorus schlueteri Gruner Leopard
Echinodorus sp Barthii
Echinodorus sp Joannae
Echinodorus sp Long leaf
Echinodorus sp Longifolius
Echinodorus sp Oriental
Echinodorus sp Rigidifolius
Echinodorus sp Rose
Echinodorus sp Scaber
Echinodorus sp Singapore
Echinodorus special See Echinodorus osiris
Echinodorus ssp.
Echinodorus subalatus andrieuxii (Haynes and Holm-Nielsen)
Echinodorus subalatus subalatus (Grisebach 1866)
Echinodorus subulatus See Echinodorus subalatus subalatus
Echinodorus subulatus See Echinodorus uruguayensis
Echinodorus tenellus (Buchenau 1868)
Echinodorus tenellus See Echinodorus tenellus
Echinodorus tenellus See Echinodorus tenellus
Echinodorus tenellus var Small Form
Echinodorus tenellus var Tenellus
Echinodorus tocantins See Echinodorus bleheri
Echinodorus tocantins See Echinodorus parviflorus
Echinodorus tocatins See Echinodorus parviflorus
Echinodorus tunicatus See Echinodorus horizontalis
Echinodorus undulatus See Echinodorus horemanii green
Echinodorus uruguayensis (Arechavaleta 1903)
Echinodorus uruguayensis var Green
Echinodorus uruguayensis var Red
Echinodorus x Apart
Echinodorus x Barthii (Mühlberg 1986)
Echinodorus x Indian Red
Echinodorus x Oriental
Echinodorus x Ozelot
Echinodorus x Ozelot Marble
Echinodorus x Ozelot Nova
Echinodorus x Rose
Echinodorus x Rubin
Echinodorus x Rubin Narrow Leaves
Echinodorus xingu See Echinodorus latifolius
Eel Grass See Vallisneria rubra
Eel-Grass See Vallisneria americana var. americana
Egeria densa (Planchon 1849)
Egeria najas (Planchon 1849)
Egleria fluctuans (Eiten 1964)
Eichhornia azurea (Kunth 1843)
Eichhornia crassipes (Solms 1883)
Eichhornia diversifolia (Urban 1903)
Eichhornia diversifolia See Eichhornia heterosperma
Eichhornia heterosperma (Alexander 1929)
Eichhornia natans (Solms-Laubach 1882)
Eichhornia venezuelensis See Eichhornia heterosperma
El Nińo Fern See Bolbitus heteroclita
Elatine hexandra
Elatine hydropiper
Elatine macrapoda
Elatine minima
Eleocharis acicularis (Roemer and Schultes 1817)
Eleocharis dulcis
Eleocharis intermedia
Eleocharis minima
Eleocharis montevidensis See Eleocharis palustris
Eleocharis obtusa
Eleocharis olivacea
Eleocharis palustris
Eleocharis parvulus
Eleocharis prolifera See Eleocharis vivipara
Eleocharis pusilla (R. Brown 1810)
Eleocharis quadrangulata
Eleocharis retroglexa
Eleocharis robbinsii
Eleocharis ssp
Eleocharis tuberosa See Eleocharis dulcis
Eleocharis vivipara (Link 1827)
Elisma natans See Luronium natans
Elodea See Elodea canadensis
Elodea callitrichoides
Elodea canadensis (Michaux 1803)
Elodea crispa See Lagarosiphon major
Elodea crusoa See Lagarosiphon major
Elodea densa See Egeria densa
Elodea granatensis See Apalanthe granatensis
Elodea najas See Egeria najas
Elodea nutalli See Elodea nuttallii
Elodea nuttallii (St. John 1920)
Elongated Aponogeton See Aponogeton elongatus
Elongated Swordplant See Aponogeton elongatus
Emerald Heart See Anubias x Round Heart
Emerald Hedge See Alternanthera ficoidea var Emerald Hedge
Enydria aquatica See Myriophyllum aquaticum
Equisetum fluviatile
Equisetum hyemale
Eqyptian Paper Reed See Cyperus papyrus
Eriocaulon aquaticum
Eriocaulon bifistulosum
Eriocaulon meglanocephalum
Eriocaulon septangulare See Eriocaulon aquaticum
Eriocaulon setaceum
Eriocaulon sexangulare
Eriocaulon verticillata See Eusteralis stellata
Eriophorum angustifolium
Eriophorum latifolium
Eriophorum russelianum
Eurasian Water Milfoil See Myriophyllum spicatum
Euryale ferox
Eusteralis stellata (Panigrahi 1976)

F
Fairy Moss See Azolla sp
Fairy Moss See Azolla caroliniana
False Loosestrife See Ludwigia repens
Fanwort See Limnophila indica
Farwell's Water Milfoil See Myriophyllum farwellii
Fern Pondweed See Potamogeton robbinsii
Figan waterfan
Filligree Myrio See Myriophyllum scabratum
Filligree Myrio See Myriophyllum sibiricum
Fine Leaf Corymbosa See Hygrophila corymbosa x Fine Leaf
Fittonia argyronanta
Fittonia argyronauto Mini
Fittonia verschaffeltii Argyroneura
Flag Iris See Iris pseudacorus
Flat-Leaf Bladderwort See Utricularia intermedia
Flat-Stem Pondweed See Potamogeton zosteriformis
Floating Arrowhead See Sagittaria subulata var. subulata
Floating Bur-Reed See Sparganium fluctuans
Floating Fern See Ceratopteris cornuta
Floating Fern See Ceratopteris pteridioides
Floating Watersprite See Ceratopteris pteridioides
Float-Leaf Pondweed See Potamogeton natans
Flordia Cryptocryne See Physostegia leptophylla
Florida Radican Sword Plant See Echinodorus cordifolius var Florida
Flowering Rush See Butomus umbellatus
Fontinalis antipyretica
Forked Duckweed See Lemna trisulca
Four-Leaf Colver See Marsilea exarata
Foxtail See Myriophyllum scabratum
Fragrant Water Lily See Nymphaea odorata
Frazeri Anubias See Anubias x Frazeri Anubias
Fries' Pondweed See Potamogeton friesii
Frogbit See Hydrocharis morus-ranae

G
Gendorussa vulgaris
Giant Ambulia See Limnophila aquatica
Giant Bulrush See Scirpus californicus
Giant Cryp See Cryptocoryne blassii
Giant Elodea See Egeria densa
Giant Hygro See Hygrophila corymbosa x Siamensis
Giant Hygro See Hygrophila corymbosa
Giant Hygrophila See Nomaphila stricta
Giant Papyrus See Cyperus papyrus
Giant Radican See Echinodorus muricatus
Giant Red Bacopa See Bacopa caroliniana
Giant Red Rotala See Rotala macrandra
Giant Reed See Phragmites australis
Giant Sag See Sagittaria platyphylla
Giant Sagittaria See Sagittaria sagittifolia
Giant Spearwort See Ranunculus lingua grandiflora
Giant Vallis See Vallisneria gigantea
Glandular Ludwigia See Ludwigia glandulosa
Globifera umbrosa See Micranthemum umbrosum
Glossadelphus zollengeri
Glossostigma diandra
Glossostigma elatinoides (Bentham 1854)
Glyceria borealis
Glyceria maxima Variegata
Glyceria spectabilia variegatus See Cladophora aegagrophila
Golden Buttons See Cotula coronopifolia
Golden Club See Orontium aquaticum
Golden Pert See Gratiola aurea
Gomphrena See Alternanthera sessilis
Gorgon Plant See Euryale ferox
Graceful Cattail See Typha laxmannii
Gracilaria curtissae (Marine)
Grass-Leaved Pondweed See Potamogeton gramineus
Grass-Leaved Sweet Flag See Acorus gramineus
Grass-Leaved Water Plantain See Alisma gramineum
Grassy Arrowhead See Sagittaria graminea
Gratiola aurea
Gratiola monnieri See Bacopa monnieri
Gratiola monnieria See Bacopa monnieri
Gratiola parvifora See Lindernia parviflora
Great Bladderwort See Utricularia vulgaris
Great Duckweed See Spirodela polyrhiza
Great Pond Sedge See Carex riparia
Great Reedmace See Typha latifolia
Greater Spearwort See Ranunculus lingua
Green Arrow Arum See Peltandra virginica
Green Cabomba See Cabomba caroliniana
Green Foxtail See Myriophyllum scabratum
Green Hormanii See Echinodorus uruguayensis var Green
Green Parrot Feather See Myriophyllum scabratum
Green Sedge See Colocasia esculenta
Green Tiger Lotus See Nymphaea lotus var Green
Green Water Rose See Samolus parviflorus
Green Wendtii See Cryptocoryne wendtii var Green
Greta Corymbosa See Hygrophila corymbosa x Greta
Guiana Hygrophila See Hygrophila guianensis
Gymnocoronis attenuate See Gymnocoronis spilanthoides
Gymnocoronis spilanthoides (De Candolli 1838)
Gymnocoronis spilanthoides ‘Red-stemmed’
Gymnocoronis spilanthoides var Variegated
Gymnocoronis subcordata See Gymnocoronis spilanthoides
Gymnopteris heudelotii See Bolbitus heudelotii
Gyrostachys graminea See Spiranthes graminea

H
Hairgrass See Eleocharis acicularis
Hairgrass See Eleocharis parvulus
Hairgrass See Eleocharis vivipara
Halberd-Leaved Rose Mallow See Hibiscus militaris
Halimedia copiosa (Marine)
Hardstem Bulrush See Scirpus acutus
Hardy Water Canna See Thalia dealbata
Heath Spotted Orchid See Dactylorhiza maculata
Heliadelphis polysperma See Hygrophila polysperma
Hemianthus micranthemoides (Nuttall 1817)
Hemianthus species
Hemigrafis colorata
Hemigrafis sp
Hemigraphis See Hemigrafis sp
Hemigraphis colorata See Hemigrafis colorata
Hemigraphis colorata Exotica
Hemigraphis colorata Exotica Narrow leaf
Hemigraphis exotica
Hemigraphis repanda
Hemigraphis sp Mini
Henkelianus Lace Plant See Aponogeton madagascariensis var. Henkelianus
Herpestis amplexicaulis See Bacopa caroliniana
Herpestis calycina See Bacopa caroliniana
Herpestis crenata See Bacopa caroliniana
Herpestis lanigera See Bacopa floribunda
Herpestis madagascariensis See Bacopa lanigeria Green-leaved
Herpestis monnieria See Bacopa monnieri
Herpestis myriopphylloides See Bacopa monnieri Crenate
Herpestis reflexa See Bacopa reflexa
Herpestis thonningii See Bacopa crenata
Heteranthera acuta See Heteranthera reniformis
Heteranthera diversifolia See Eichhornia diversifolia
Heteranthera dubia
Heteranthera dubia See Zosterella dubia
Heteranthera graminea See Zosterella dubia
Heteranthera reniformis (Ruiz López and Pavón 1798)
Heteranthera virginica See Heteranthera reniformis
Heteranthera zosteraefolia See Heteranthera zosterifolia
Heteranthera zosterfolia See Heteranthera zosterifolia
Heteranthera zosteriaefolia See Heteranthera zosterifolia
Heteranthera zosterifolia (Martius 1823)
Hibiscus militaris
Hibiscus moscheutos
Hill's Pondweed See Potamogeton hillii
Hippuris vulgaris
Honduras Radicans See Echinodorus cordifolius
Hooked Starwort See Callitriche intermedia hamulata
Horeman's Amazon Sword See Echinodorus heikoiana
Horned Bladderwort See Utricularia cornuta
Horned Pondweed See Zannichellia palustris
Hornwort See Ceratophyllum demersum
Hornwort (Submersum) See Ceratophyllum submersum
Horsetail See Equisetum hyemale
Hottonia indica See Limnophila indica
Hottonia inflata
Hottonia inflata See Proserpinaca pectinata
Hottonia millefolium See Hottonia palustris
Hottonia palustris (Linne 1753)
Hottonia sessliflora See Limnophila sessiliflora
Houttuynia cordata (Thunberg 1748)
Houttuynia cordata plena
Houttuynia cordata var Variegated
Humped Bladderwort See Utricularia gibba
Hydrilla japonica See Blyxa japonica
Hydrilla verticillata (Royle 1839)
Hydrilla verticillata var. crispa
Hydrocharis cordifolia See Limnobium spongia
Hydrocharis dubia
Hydrocharis morus-ranae
Hydrocharis spongia See Limnobium spongia
Hydrocleis nymphaeoides See Hydrocleis nymphoides
Hydrocleis nymphoides (Buchenau 1871)
Hydrocleys martii (Seubert 1847)
Hydrocleys nymphoides See Hydrocleis nymphoides
Hydrocleys uruguayensis See Hydrocleis nymphoides
Hydrocotyle See Hydrocotyle sibthorpioides
Hydrocotyle See Hydrocotyle ranunculoides
Hydrocotyle See Hydrocotyle sibthorpioides
Hydrocotyle americana
Hydrocotyle americana See Hydrocotyle ranunculoides
Hydrocotyle japonica See Hydrocotyle sibthorpioides
Hydrocotyle lemnoides
Hydrocotyle leucocephala (Chamisso and Schiechtendal 1826)
Hydrocotyle leucocphala See Hydrocotyle leucocephala
Hydrocotyle leucopetla See Hydrocotyle leucocephala
Hydrocotyle martima
Hydrocotyle ranunculoides (Linné 1781)
Hydrocotyle rotundifolia See Hydrocotyle sibthorpioides
Hydrocotyle rotundifolia See Hydrocotyle sibthorpioides
Hydrocotyle sibthorpioides (Lamarck 1789)
Hydrocotyle ssp
Hydrocotyle verticilata See Hydrocotyle verticillata
Hydrocotyle verticillata (Thunberg 1798)
Hydrocotyle verticillata var. pluriradiata See Hydrocotyle sibthorpioides
Hydrocotyle vulgaris (Linné 1753)
Hydrocotyle vulgaris See Hydrocotyle verticillata
Hydrocotyle yabei See Hydrocotyle sibthorpioides
Hydroeleys nymphoides
Hydrolythrum wallichii See Rotala wallichii
Hydromistria stolonifera See Limnobium laevigatum
Hydromistria stolonifera See Limnobium stoloniferum
Hydromystria laevigata See Limnobium laevigatum
Hydroryza aristata
Hydrostemma longifolium See Barclaya longifolia
Hydrostemma mottleyi See Barclaya mottleyi
Hydrothrix gardneri (Hooker fil. 1887)
Hydrotriche hottoniiflora (Zuccarini 1832)
Hygro See Hygrophila polysperma
Hygrophila angustifolia
Hygrophila angustifolia See Hygrophila salicifolia
Hygrophila balsamica (Rafinesque 1838)
Hygrophila conferta See Hygrophila guianensis
Hygrophila corymbosa (Lindau 1895)
Hygrophila corymbosa See Hygrophila corymbosa var Angustifolia
Hygrophila corymbosa See Hygrophila corymbosa var Aroma
Hygrophila corymbosa See Hygrophila corymbosa x Siamensis 53B
Hygrophila corymbosa See Hygrophila corymbosa x Siamensis Narrow Leaf
Hygrophila corymbosa See Hygrophila corymbosa x Stricta
Hygrophila corymbosa Kompakt’
Hygrophila corymbosa type crispa
Hygrophila corymbosa type glabra
Hygrophila corymbosa type gracilis
Hygrophila corymbosa type strigosa
Hygrophila corymbosa var Angustifolia
Hygrophila corymbosa var Aroma
Hygrophila corymbosa var Stricta
Hygrophila corymbosa var Temple Narrow Leaf
Hygrophila corymbosa x Fine Leaf
Hygrophila corymbosa x Greta
Hygrophila corymbosa x Ruffle Leaf
Hygrophila corymbosa x Siamensis
Hygrophila corymbosa x Siamensis 53B
Hygrophila corymbosa x Siamensis Broadleaf
Hygrophila corymbosa x Siamensis Narrow Leaf
Hygrophila corymbosa x Stricta
Hygrophila corymbosa x Willow Leaf
Hygrophila difformis (Blume 1826)
Hygrophila difformis var Green-White
Hygrophila difformis var Variegated
Hygrophila difformis var. folius variegatus Hortorum
Hygrophila guianensis (Nees 1845)
Hygrophila guianensis See Hygrophila stricta
Hygrophila guyanensis
Hygrophila lacustris
Hygrophila lancea
Hygrophila lanceolata (?)
Hygrophila longifolia
Hygrophila polysperma (T. Anderson 1867)
Hygrophila polysperma See Hygrophila polysperma var Rosanervig
Hygrophila polysperma Broad leaf
Hygrophila polysperma Brown-red
Hygrophila polysperma var Rosanervig
Hygrophila polysperma var Tropic Sunset
Hygrophila polysperma var variegated (?)
Hygrophila polysperma var. CEYLON
Hygrophila polysperma var. sunset
Hygrophila rosaenervius
Hygrophila salicifolia
Hygrophila siamensis
Hygrophila sp Asian
Hygrophila sp Red
Hygrophila stricta
Hygrophila stricta var. nomophila (?)
Hygrophila violacea
Hygrophila violacea White-Green
Hygrophilia difformis See Hydrotriche hottoniiflora
Hygrophilia polysperma See Hydrotriche hottoniiflora
Hygrorhyza aristata
Hygroryza aristata See Hygrorhyza aristata
Hymemocallis crassifolia
Hymemocallis liriosme See Hymemocallis crassifolia
Hymenocallis caroliniana
Hymenocallis carvaea Variegata
Hymenocallis occidentalis See Hymenocallis caroliniana
Hypericum elodes
Hypnum dubyanum See Vesicularia dubyana

I
Illecebrum sessile See Alternanthera sessilis
Illinois Pondweed See Potamogeton illinoinsis
Ilysanthes capensis See Lindernia parviflora
Ilysanthes parviflora
Ilysanthes parviflora See Limosella subulata
Ilysanthes radicans See Limosella subulata
Indian Ambulia See Limnophila hottonoides
Indian Ambulia See Limnophila indica
Indian Fern See Ceratopteris thalictroides
Indian Red See Echinodorus x Indian Red
Indian Stargrass See Heteranthera zosterifolia
Iresine lindenii
Iris laevigata
Iris laevigata Colchesteri
Iris laevigata Midnight
Iris laevigata Rose Queen
Iris laevigata Snowdrift
Iris laevigata variegata
Iris pseudacorus
Iris pseudacorus Bastardii
Iris pseudacorus Golden Queen
Iris pseudacorus Holden Clough
Iris pseudacorus variegatus
Iris pseudacorus vericolor
Iris versicolor See Iris pseudacorus vericolor
Iris virfinica var shrevei
Isnardia palustris See Ludwigia palustris
Isnardia pedunculosa See Ludwigia arcuata
Isnarlia arcuata See Ludwigia arcuata
Isoetes braunii See Isoetes echinospora
Isoetes echinospora
Isoetes engelmanni
Isoetes flaccida
Isoetes lacustris
Isoetes macrospora See Isoetes lacustris
Isoetes malinverniana
Isoetes setacea
Isoetes velata var. sicula (Gennari 1861)
Isoetes x hickeyi
Isolepis setacea
Italian Vallisneria See Vallisneria rubra
Ivy-Leaf Duckweed See Lemna trisulca

J
Jahnel's Cryp See Cryptocoryne wendtii var wendtii
Japanese Arrowhead See Sagittaria subulata var. kurziana
Japanese Cress See Cardamine lyrata
Japanese Rush See Acorus gramineus forma decoratus
Japanese Rush See Juncus effusus
Japanese Rush See Acorus gramineus
Japanese Spatterdock See Nuphar japonica
Japanese Water Iris See Iris laevigata
Jasarum steyermarkii
Java Fern See Microsorium pteropus
Java Moss See Vesicularia dubyana
Joint Rush See Equisetum fluviatile
Juncus effusus
Juncus effusus spiralis
Juncus ensifolius
Juncus pelocarpus
Juncus pelocarpus f. submersus
Juncus repens
Jungle Val See Vallisneria aethiopica
Jungle Val See Vallisneria gigantea
Junior Swod Plant See Echinodorus tenellus
Jussiaea brachycarpa See Ludwigia brevipes
Jussiaea helminthorrhiza See Ludwigia helminthorrhiza
Jussiaea inclinata See Ludwigia inclinata
Jussiaea natans See Ludwigia helminthorrhiza
Jussiaea natans See Ludwigia glandulosa
Justicia americana
Justicia polysperma See Hygrophila polysperma
Justicia stricta See Hygrophila corymbosa

K
Kingcup See Caltha palustris
Krauter's Cryp See Cryptocoryne walkeri x nevilli

L
Lace-Leaf Plant See Aponogeton madagascariensis
Lagarosiphon cordofanus (Caspary 1858)
Lagarosiphon densus See Lagarosiphon madagascariensis
Lagarosiphon madagascariensis (Caspary 1881)
Lagarosiphon major (Moss 1928)
Lagarosiphon muscoides
Lagarosiphon muscoides See Lagarosiphon major
Lagarosiphon muscoides See Lagarosiphon major
Lage-Flowered Amazon Sword See Echinodorus grandiflorus aureu
Lagenandra dalzellii
Lagenandra dalzellii See Cryptocoryne retrospiralis
Lagenandra erosa
Lagenandra insignis See Lagenandra jacovsenii
Lagenandra insignis See Lagenandra nairii
Lagenandra jacovsenii (de Wit 1983)
Lagenandra koenigii
Lagenandra lancifolia
Lagenandra meeboldii
Lagenandra meeboldii See Lagenandra dalzellii
Lagenandra nairii (Ramamurthy and Rajan 1984)
Lagenandra ovata (Thwaites 1864)
Lagenandra praetermissa (de Wit 1983)
Lagenandra spec.
Lagenandra thawaitesii See Lagenandra thwaitesii
Lagenandra thwaitesii
Lagenandra toxicaria
Lake Cress See Armoracia aquatica
Lake Hygrophila See Hygrophila lacustris
Lake Quillwort See Isoetes lacustris
Large Duckweed See Spirodela polyrhiza
Large Purple Bladderwort See Utricularia purpurea
Large Water Starwort See Callitriche heterophylla
Large-Leaf Pondweed See Potamogeton alpinus
Large-Leafed Ludwigia See Ludwigia palustris Mexico
Large-Leaved Amazon Sword See Echinodorus macrophyllus scaber
Lattice Leaf Plant See Aponogeton madagascariensis
Lavender Musk See Mimulus ringens
Leafy Pondweed See Potamogeton foliosus
Leersia lenticularis
Leersia oryzoides
Leersia virginica
Legroi's Cryp See Cryptocoryne legroi
Leiothrix fluitans
Lemna arrhiza See Wolffia arrhiza
Lemna gibba (Linné 1753)
Lemna minima
Lemna minor (Linné 1753)
Lemna perpusilla
Lemna polyhiza
Lemna polyhiza See Spirodela polyrhiza
Lemna sp
Lemna trinervis
Lemna trisulca (Linné 1753)
Lemna valdiviana
Lenticula gibba See Lemna gibba
Leopard Radican See Echinodorus schlueteri Gruner Leopard
Leptanthus peruvianus See Heteranthera reniformis
Leptanthus reniformis See Heteranthera reniformis
Leptanthus virginicus See Heteranthera reniformis
Leptochilus decurrens
Leptodictyum riparium
Lesser Duckweed See Lemna minor
Lesser Reedmace See Typha angustifolia
Lesser Spearwort See Ranunculus flammula
Lilaeopsis attenuata
Lilaeopsis attenuatus See Lilaeopsis attenuata
Lilaeopsis brasiliensis (Affolter 1985)
Lilaeopsis caroliensis (Coulte and Rose 1897)
Lilaeopsis carolinensis See Lilaeopsis brasiliensis
Lilaeopsis lacustris
Lilaeopsis mauritiana (G. Petersen and Affolter 1999)
Lilaeopsis minor See Lilaeopsis brasiliensis
Lilaeopsis novae-zelandiae See Lilaeopsis novea-zelandiae
Lilaeopsis novea-zelandiae
Limnanthemum aquaticum See Nymphoides aquatica
Limnanthemum crisatum See Nymphoides hydrophylla
Limnanthemum forbesianum See Nymphoides forbesiana
Limnanthemum indicum See Nymphoides ezannoi
Limnanthemum microphyllum See Nymphoides indica
Limnanthemum senegalense See Nymphoides ezannoi
Limnanthemum thunbergiana See Nymphoides thunbergiana
Limnobium bosci See Limnobium spongia
Limnobium laevigatum (Heine 1968)
Limnobium sinclairii
Limnobium spongia (Steudel 1841)
Limnobium stoloniferum
Limnobium stoloniferum See Limnobium laevigatum
Limnocharis flava
Limnophila aquatica (Alston 1929)
Limnophila aromatica (Merrill 1917)
Limnophila aromaticoides (Yang and Yen 1997)
Limnophila dasyantha (Skan 1906)
Limnophila glabra
Limnophila gratioloides See Limnophila indica
Limnophila heterophylla (Bentahm 1835)
Limnophila heterophylla See Limnophila glabra
Limnophila heterophylla var. reflexa
Limnophila hottonoides
Limnophila indica (Druce 1914)
Limnophila indica See Limnophila aquatica
Limnophila indica indica var. indica
Limnophila racemosa
Limnophila sessiliflora (Blume 1826)
Limnophila spec. australis
Limnophila spec. Gigantea
Limnophilla aromaticai See Limnophila aromatica
Limnophyton fluitans (Graebner 1908)
Limosella aquatica
Limosella subulata
Lindernia capensis See Limosella subulata
Lindernia microcalyx See Ilysanthes parviflora
Lindernia parviflora (Haines 1922)
Lindernia rotundifolia
Lindernia rotundifolia Variegated
Lirope muscani var Varigated
Litorella americana
Litorella australis
Litorella uniflora
Little Bur-Reed See Sparganium minima
Little Salvinia See Salvinia minima
Littorella See Litorella uniflora
Littorella uniflora See Litorella uniflora
Lizard's Tail See Saururus cernuus
Lobelia arcuata
Lobelia asiatica
Lobelia cardinalis (Linné 1753)
Lobelia cardinalis Small form
Lobelia dortmanna
Lobelia fulgens
Lobelia ilicifolia See Lobelia purpurascens
Lobelia paludosa
Lobelia purpurascens (R. Brown 1810)
Lobelia purpurascens See Lobelia purpurascens
Lobelia splendens
Long-Leaf Pondweed See Potamogeton nodosus
Long-Leaved Swodplant See Aponogeton elongatus forma longifolius
Long-Plumed Aponogeton See Aponogeton longiplumulosus
Ludwigia adscendens
Ludwigia alternifolia
Ludwigia arcuata (Walter 1788)
Ludwigia brevipes (E.H. Eames 1933)
Ludwigia cylindrical See Ludwigia glandulosa
Ludwigia glandulosa (Walter 1788)
Ludwigia helminthorrhiza (Hara 1953)
Ludwigia heterophylla See Ludwigia glandulosa
Ludwigia inclinata (Raven 1963)
Ludwigia longifolia
Ludwigia mullertii
Ludwigia mullertii See Ludwigia peruensis
Ludwigia natans
Ludwigia natans See Ludwigia peruensis
Ludwigia natans See Ludwigia repens
Ludwigia ovalis
Ludwigia palustris (Elliott 1817)
Ludwigia palustris Green
Ludwigia palustris Heidenreich
Ludwigia palustris Mexico
Ludwigia palustris var Narrow Leaf
Ludwigia palustris var Needle Leaf
Ludwigia palustris x repens
Ludwigia pedunculosa See Ludwigia arcuata
Ludwigia perennis See Ludwigia glandulosa
Ludwigia perennis See Ludwigia glandulosa
Ludwigia peruensis
Ludwigia repens (Forster 1771)
Ludwigia repens See Ludwigia repens
Ludwigia repens round-leaved green
Ludwigia repens slender-leaved green
Ludwigia repens slender-leaved red
Ludwigia repens x Arcuata
Ludwigia repens x Palustris
Ludwigia sedioides See Ludwigia repens x Palustris
Ludwigia sidioides (Hara 1953)
Ludwigia sp
Ludwigiantha arcuata See Ludwigia arcuata
Ludwigiantha brevipes See Ludwigia brevipes
Luronium natans
Lycopodium digitatum
Lycopodium obscurum
Lysichiton americanum
Lysichiton camtschatcense
Lysimachia monnier See Bacopa monnieri
Lysimachia nummularia (Linné 1753)
Lysimachia nummularia See Lysimachia nummularia var Aurea
Lysimachia nummularia var Aurea
Lysimachia rotundifolia See Lysimachia nummularia
Lythrum salicaria
Lythrum triflorum See Nesaea triflora

M
Madagascar Lace Plant See Aponogeton madagascariensis
Maidenia rubra
Malayan Sword See Aglaonema simplex
Mallow Rose See Hibiscus moscheutos
Manchurian Wild Rice See Zizania latifolia
Maranta leuconeura Kerchoviana
Marble Ozelot Sword See Echinodorus x Ozelot Marble
Marbled Mellon Sword Plant See Echinodorus osiris var Variegated
Mare's Tail See Hippuris vulgaris
Marsh Betony See Spirodela polyrhiza
Marsh Blue Violet See Viola cucullata
Marsh Calla See Calla palustris
Marsh Cinquefoil See Potamogeton spp
Marsh Hypericum See Hypericum elodes
Marsh Marigold See Caltha palustris
Marsh Trefoil See Menyanthes trifoliata
Marsilea brownii
Marsilea crenata
Marsilea drummondii
Marsilea exarata
Marsilea hirsuta
Marsilea quadrifolia
Marsilea schelpinia
Marsilia mutica
Marsilia sp (A. Braun 1870)
Mat Rush See Juncus effusus
Mattuschkia aquatica See Saururus cernuus
Mayaca aubletii See Mayaca fluviatilis
Mayaca fluviatilis (Aublet 1775)
Mayaca sellowiana
Mayaca sellowiana See Rotala sp Nanjenshan
Mayaca species
Mayaca vandellii
Mayaca vandellii See Mayaca fluviatilis
Megaladonta beckii See Bidens beckii
Mentha aquatica
Mentha stellata See Eusteralis stellata
Mentha verticillata See Eusteralis stellata
Menyanthes cristata See Nymphoides hydrocharioides
Menyanthes hydrophylla See Nymphoides hydrophylla
Menyanthes indica See Nymphoides indica
Menyanthes trifoliata
Menyanthes trqachsperma See Nymphoides aquatica
Mermaid Weed See Proserpinaca palustris
Mesanthemum reductum
Mexican Oak Leaf See Shinnersia rivularis
Mexican Oak-Leaf Plant See Trichocoronis rivularis
Mexican zubarieso
Micranthemum micranthemoides
Micranthemum micranthemoides See Hemianthus micranthemoides
Micranthemum nuttallii See Hemianthus micranthemoides
Micranthemum orbiculatum See Micranthemum micranthemoides
Micranthemum orviculatum See Micranthemum umbrosum
Micranthemum umbrosum (Blake 1915)
Micromeria brownei
Microsorium pteropus (Ching 1933)
Microsorium pteropus See Microsorium pteropus var Tropica
Microsorium pteropus See Microsorium pteropus var Windelov
Microsorium pteropus var Tropica
Microsorium pteropus var Windelov
Microsorum pteropus See Micromeria brownei
Microsorum pteropus See Microsorium pteropus var Tropica
Microsorum pteropus See Microsorium pteropus var Windelov
Microsword See Lilaeopsis attenuata
Midwestern Arrowhead See Sagittaria brevirostra
Milfoil See Myriophyllum sp
Mimulus bartoniensis See Mimulus lewisii
Mimulus cardinalis
Mimulus cupreus
Mimulus guttatus
Mimulus lewisii
Mimulus luteus
Mimulus ringens
Mimulus sp
Mimulus sp A. T. Johnson
Mimulus sp Lothian Fire
Mimulus sp Queens Prize
Mimulus x hybridus
Mini Radicans See Echinodorus cordifolius
Minima Anubias See Anubias sp Minima
Mogiphanes aquatica See Alocasia macrorrhiza
Mohlmann's Cryp See Cryptocoryne moehlmannii
Money Wort See Bacopa monnieri
Moneywory See Lysimachia nummularia
Moniera calycina See Bacopa crenata
Monkey Flower See Mimulus guttatus
Monkey Flowers See Mimulus sp
Monkey Musk See Mimulus guttatus
Monkey Musks See Mimulus sp
Monniera amplexicaulis See Bacopa aquatica
Monochoria natans See Eichhornia natans
Mud Plantain See Heteranthera reniformis
Murdania blumei
Muskgrasses See Chara spp
Musky Weed See Potamogeton amplifolius
Myosotis palustris See Myosotis scorpioides
Myosotis scorpioides
Myriophyllum alterniflorum
Myriophyllum aquaticum (Verdcourt 1973)
Myriophyllum aquaticum See Myriophyllum aquaticum var Green
Myriophyllum aquaticum See Myriophyllum aquaticum var Red
Myriophyllum aquaticum var Green
Myriophyllum aquaticum var Red
Myriophyllum brasiliense
Myriophyllum brasiliense See Myriophyllum aquaticum
Myriophyllum elatinoides
Myriophyllum farwellii
Myriophyllum filiforme
Myriophyllum heterophyllum
Myriophyllum hippuroides
Myriophyllum humile
Myriophyllum indicum See Myriophyllum tuberculatum
Myriophyllum japonicum See Myriophyllum ussuriense
Myriophyllum mattogrossense (Hoehne 1915)
Myriophyllum mattogrossense Green
Myriophyllum papillosium
Myriophyllum pinnatum See Myriophyllum scabratum
Myriophyllum propinquum See Myriophyllum simulans
Myriophyllum propinum
Myriophyllum proserpinacoides See Myriophyllum aquaticum
Myriophyllum proserpinacoides See Myriophyllum aquaticum
Myriophyllum scabratum (Britton Sterns and Poggenburg 1888)
Myriophyllum scabratum See Myriophyllum hippuroides
Myriophyllum sibiricum
Myriophyllum simulans (Orchard 1986)
Myriophyllum simulans var Brazilian
Myriophyllum simulans var Filigree
Myriophyllum sp
Myriophyllum spathulatum See Myriophyllum tuberculatum
Myriophyllum spicatum
Myriophyllum tenellum
Myriophyllum tetrandrum See Myriophyllum tuberculatum
Myriophyllum tuberculatum (Roxburgh 1820)
Myriophyllum ussuriense (Maximowicz 1874)
Myriophyllum vartifolium See Myriophyllum simulans
Myriophyllum verticillatum
Myriophyllum verticillatum See Myriophyllum ussuriense

N
Najas arguta See Najas conferta
Najas conferta (A. Braun 1868)
Najas falciculata
Najas flexilis
Najas graminea
Najas guadelupensis (Magnus 1870)
Najas hoehnei See Myriophyllum sp
Najas horrida
Najas indica (Chamisso 1829)
Najas interrupta
Najas kingii See Najas horrida
Najas madagascariensis
Najas marina (Linné 1753)
Najas microdon
Najas microdon See Najas guadelupensis
Najas microdon See Najas graminea
Najas pectinata See Najas horrida
Najas sp
Narrow Leaf Chain Sword See Echinodorus tenellus
Narrow Leaf Chain Sword Small See Echinodorus tenellus var Small Form
Narrow Leaf Giant Hygro See Hygrophila corymbosa x Siamensis Narrow Leaf
Narrow Leaf Sagittaria See Sagittaria subulata
Narrow-Leaf Bur-Reed See Sparganium angustifolium
Narrow-Leaved Cattail See Typha angustifolia
Narrow-Leaved Laceplant See Aponogeton loriae
Narrow-Leaved Sagittaria See Sagittaria lancifolia
Narrow-Leaved Water Plantain See Alisma gramineum
Narthecium ossifragum
Nasturtium officinale
Nechamandra alternifolia
Nectris aquatica See Cabomba aquatica
Nectris furcata See Cabomba furcata
Needle Leaf Ludwigia See Ludwigia alternifolia
Needle Spikerush See Eleocharis acicularis
Nelumbo alba grandiflora
Nelumbo lutea
Nelumbo lutea Yellow Bird
Nelumbo nucifera
Nelumbo nucifera Alba Plena
Nelumbo nucifera Japanese Double White
Nelumbo nucifera Paleface
Nelumbo nucifera Shirokunshi
Nelumbo nucifera var caspicum
Nelumbo nucifera var rosea
Nelumbo nucifera Waltzing Matilda
Nelumbo pekinensis rubra
Nelumbo pentapetala See Nelumbo lutea
Nelumbo sp Alba Grandiflora
Nelumbo sp Alba Striata
Nelumbo sp Angel Wings
Nelumbo sp Baby Doll
Nelumbo sp Ben Gibson
Nelumbo sp Carolina Queen
Nelumbo sp Charles Thomas
Nelumbo sp Chwan Basu
Nelumbo sp Debbie Gibson
Nelumbo sp Flavescens
Nelumbo sp Glen Gibson
Nelumbo sp Greg Gibson
Nelumbo sp Linda
Nelumbo sp Maggie Belle Slocum
Nelumbo sp Momo Botan
Nelumbo sp Momo Botan Minima
Nelumbo sp Mrs Perry D. Slocum
Nelumbo sp Nikki Gibson
Nelumbo sp Patricia Garrett
Nelumbo sp Pekinensis Rubra
Nelumbo sp Perrys Giant Sunbrust
Nelumbo sp Perrys Super Star
Nelumbo sp Rosea Plena
Nelumbo sp Sharon
Nelumbo sp Suzanne
Nelumbo sp The Queen
Nelumbo speciosa See Nelumbo nucifera
Neobeckia aquatica See Aponogeton species
Neobeckia aquatica See Rorippa aquatic
Neottia odorata See Spiranthes odorata
Neptunia plena
Nesaea capitellata See Nesaea pedicellata
Nesaea crassicaulis (Koehne 1882)
Nesaea crassicaulis See Nesaea pedicellata
Nesaea pedicellata (Hiern 1871)
Nesaea polyantha See Neptunia plena
Nesaea sp.
Nesaea sp. Red leaved
Nesaea triflora (Kunth 1823)
New Zealand Grass Plant See Lilaeopsis novea-zelandiae
Nitella flexilis
Nitella gracilis
Nitella ssp
Nitellas See Nitella ssp
Nomaphila Cherry leaf
Nomaphila corymbosa
Nomaphila corymbosa See Hygrophila corymbosa
Nomaphila Long leafed
Nomaphila siamensis
Nomaphila sp. Red
Nomaphila spp.
Nomaphila stricta
Nomaphila stricta See Hygrophila corymbosa
Nomaphila Thailand
Northern Blue Flag See Iris pseudacorus vericolor
Northern Bog Violet See Viola cucullata
Northern Manna Grass See Glyceria borealis
Northern Naiad See Najas graminea
Northern Water Milfoil See Myriophyllum sibiricum
Northern Water Plantain See Alisma trivale
Northern Wild Rice See Zizania aquatica
Nova Ozelot Sword See Echinodorus x Ozelot Nova
Nummularia repens See Lysimachia nummularia
Nuphar advena See Nuphar luteum advena
Nuphar advena See Nuphar luteum lateum
Nuphar japonica (de Candolle 1821)
Nuphar japonicum
Nuphar japonicum See Nuphar japonica
Nuphar japonicum var. rubrotinctum (Ohwi)
Nuphar lutea See Nuphar luteum
Nuphar lutea See Nuphar luteum var Cape Fear
Nuphar lutea See Nuphar luteum var Round Leaf
Nuphar lutea lutea See Nuphar luteum lateum
Nuphar lutea orbiculata See Nuphar luteum orbiculata
Nuphar lutea ozarkana See Nuphar luteum ozarkana
Nuphar lutea polysepala See Nuphar luteum polysepala
Nuphar lutea pumila See Nuphar luteum pumila
Nuphar lutea sagittifolia See Nuphar luteum pumila
Nuphar lutea ulvacea See Nuphar luteum ulvacea
Nuphar lutea variegata See Nuphar luteum variegata
Nuphar luteum
Nuphar luteum advena
Nuphar luteum lateum
Nuphar luteum orbiculata
Nuphar luteum ozarkana
Nuphar luteum polysepala
Nuphar luteum pumila
Nuphar luteum rubrodisca
Nuphar luteum sagittifolium
Nuphar luteum ulvacea
Nuphar luteum var Cape Fear
Nuphar luteum var Round Leaf
Nuphar luteum variegata
Nuphar microphylla See Nuphar japonicum var. rubrotinctum
Nuphar pumila See Nuphar japonicum var. rubrotinctum
Nuphar sagittifolium See Nuphar luteum sagittifolium
Nuphar spec.
Nuphar spec. CEYLON
Nuphar subintegerrimum
Nuphar subintegerrimum rubrotinctum See Nuphar japonica
Nuphar variegata
Nymphaea
Nymphaea See Nymphaea x daubenyana
Nymphaea See Nymphaea x daubenyana
Nymphaea See Nymphaea sp Escarboucle
Nymphaea See Nymphaea sp Arethusa
Nymphaea See Nymphaea sp William Falconer
Nymphaea See Nymphaea x marliacea Chromatella
Nymphaea See Nymphaea sp Gonnčre
Nymphaea See Nymphaea sp Gladstoniana
Nymphaea See Nymphaea x marliacea Chromatella
Nymphaea See Nymphaea sp Christine Lingg
Nymphaea See Nymphaea sp Sultan
Nymphaea See Nymphaea sp Alba Plenissima
Nymphaea See Nymphaea sp Darwin
Nymphaea See Nymphaea sp Colossea
Nymphaea See Nymphaea sp Rene Gerard
Nymphaea See Nymphaea x laydekeri Purpurata
Nymphaea See Nymphaea x marliacea Carnea
Nymphaea See Nymphaea x marliacea Rosea
Nymphaea See Nymphaea x marliacea Chromatella
Nymphaea See Nymphaea x marliacea Carnea
Nymphaea See Nymphaea sp Red Star
Nymphaea See Nymphaea sp Fabiola
Nymphaea See Nymphaea sp Cherokee
Nymphaea See Nymphaea sp Blue Beauty
Nymphaea See Nymphaea sp Perrys Dwarf Red
Nymphaea See Nymphaea sp Perrys Red Wonder
Nymphaea See Nymphaea sp Luciana
Nymphaea See Nymphaea sp Madame Wilfron Gonnčre
Nymphaea See Nymphaea x daubenyana
Nymphaea See Nymphaea sp Amabilis
Nymphaea See Nymphaea x laydekeri Fulgens
Nymphaea See Nymphaea x pygmaea Rubra
Nymphaea See Nymphaea sp Robinsoniana
Nymphaea See Nymphaea sp Robinsoniana
Nymphaea See Nymphaea sp Gonnčre
Nymphaea See Nymphaea sp Pink Star
Nymphaea See Nymphaea odorata Sulphurea
Nymphaea See Nymphaea zenkeri Green
Nymphaea See Nymphaea zenkeri Red
Nymphaea See Nymphaea x laydekeri Alba
Nymphaea See Nymphaea sp Blue Star
Nymphaea See Nymphaea sp Helvola
Nymphaea See Nymphaea sp Ineta Ruth
Nymphaea alba
Nymphaea alba var. minor
Nymphaea amazonum amazonum
Nymphaea amazonum pedersenii
Nymphaea ampla
Nymphaea ampla
Nymphaea ampla See Nymphaea rudgeana
Nymphaea ampla var. pulchella
Nymphaea ampla var. speciosa
Nymphaea baumii
Nymphaea belophylla
Nymphaea blanda See Nymphaea glandulifera
Nymphaea blanda See Nymphaea glandulifera
Nymphaea caerulea
Nymphaea caerulea
Nymphaea caerulea See Nymphaea micrantha
Nymphaea calliantha
Nymphaea calliantha var tenuis
Nymphaea candida
Nymphaea capensis
Nymphaea capensis
Nymphaea capensis var alba
Nymphaea capensis var madagascariensis
Nymphaea capensis var. zanzibariensis
Nymphaea caroliniana
Nymphaea caroliniana Perfecta
Nymphaea colorata
Nymphaea conardii
Nymphaea cv. Altropurpurea
Nymphaea cv. Chromatella
Nymphaea cv. Helvola
Nymphaea dauben
Nymphaea daubenyana
Nymphaea elegans
Nymphaea flammea
Nymphaea flavovirens
Nymphaea gardneriana
Nymphaea gigantea
Nymphaea gigantea Albert de Lestang
Nymphaea gigantea Hudsoniana
Nymphaea gigantea intermediate form 1
Nymphaea gigantea intermediate form 2
Nymphaea gigantea var alba
Nymphaea gigantea var neorosea
Nymphaea gigantea var violacea
Nymphaea glandulifera (Rodschied 1794)
Nymphaea gracilis See Nymphaea flavovirens
Nymphaea heudelotii
Nymphaea heudelotii var nana
Nymphaea jamesoniana
Nymphaea lasiophylla
Nymphaea lingulata
Nymphaea lotus (Linné 1753)
Nymphaea lotus See Nymphaea lotus var Zenkeri
Nymphaea lotus var Green
Nymphaea lotus var Japonicus
Nymphaea lotus var Red
Nymphaea lotus var Rubra
Nymphaea lotus var Viridis
Nymphaea lotus var Zenkeri
Nymphaea lotus x lotus
Nymphaea lutea See Nuphar japonica
Nymphaea maculata
Nymphaea maculata var green (?)
Nymphaea maculata var red (?)
Nymphaea mexicana
Nymphaea mexicana
Nymphaea micrantha (Guillemin and Perrottet 1830)
Nymphaea nouchali
Nymphaea nouchali var cyanea
Nymphaea nouchali var versicolor
Nymphaea novogranatensis
Nymphaea odorata
Nymphaea odorata Sulphurea
Nymphaea odorata Sulphurea Grandifora
Nymphaea odorata Turicensis
Nymphaea odorata var. alba
Nymphaea odorata William B. Shaw
Nymphaea osypetala
Nymphaea ovalifolia
Nymphaea peltata
Nymphaea potamophila
Nymphaea prolifera
Nymphaea pubescens
Nymphaea rubra
Nymphaea rudgeana (G. Meyer 1818)
Nymphaea sagittifolium (?)
Nymphaea sp
Nymphaea sp Afterglow
Nymphaea sp Alba Plenissima
Nymphaea sp Albatross
Nymphaea sp Albert Greenburg
Nymphaea sp Amabilis
Nymphaea sp American Beauty
Nymphaea sp American Star
Nymphaea sp Andreana
Nymphaea sp Antares
Nymphaea sp Apple Blossom Pink
Nymphaea sp Aquarius
Nymphaea sp Arc-en-Ciel
Nymphaea sp Arethusa
Nymphaea sp Atropurpurea
Nymphaea sp Attraction
Nymphaea sp August Kost
Nymphaea sp Aurora
Nymphaea sp Aviator Pring
Nymphaea sp Bagdad
Nymphaea sp Bill Yohn
Nymphaea sp Black Prince
Nymphaea sp Blue Ampla
Nymphaea sp Blue Beauty
Nymphaea sp Blue Bird
Nymphaea sp Blue Star
Nymphaea sp Bob Trickett
Nymphaea sp Bory de Saint-Vincent
Nymphaea sp Brackleyi Rosea
Nymphaea sp Carolina Nivea
Nymphaea sp Carolina Sunset
Nymphaea sp Caroliniana Perfecta
Nymphaea sp Catherine Marie
Nymphaea sp Ceylon
Nymphaea sp Charlene Strawn
Nymphaea sp Charles de Meruville
Nymphaea sp Charles Thomas
Nymphaea sp Charles Winch
Nymphaea sp Cherokee
Nymphaea sp Christine Lingg
Nymphaea sp Cling Bryant
Nymphaea sp Colonel A. J. Welch
Nymphaea sp Colossea
Nymphaea sp Commanche
Nymphaea sp Conqueror
Nymphaea sp Darwin
Nymphaea sp Daubeniana
Nymphaea sp Director George T. Moore
Nymphaea sp Edward D. Uber
Nymphaea sp Eldorado
Nymphaea sp Ellisiana
Nymphaea sp Emily Grant Hutchins
Nymphaea sp Enchantment
Nymphaea sp Escarboucle
Nymphaea sp Eugene de Land
Nymphaea sp Evelyn Randig
Nymphaea sp Fabiola
Nymphaea sp Fantastic Pink
Nymphaea sp Firecrest
Nymphaea sp Formosa
Nymphaea sp Froebeli
Nymphaea sp Fulva
Nymphaea sp General Pershing
Nymphaea sp Gladstoniana
Nymphaea sp Gloire du Temple sur Lot
Nymphaea sp Gloriosa
Nymphaea sp Gold Medal
Nymphaea sp Golden Fascinator
Nymphaea sp Golden West
Nymphaea sp Gonnčre
Nymphaea sp Graziella
Nymphaea sp Green
Nymphaea sp Green Smoke
Nymphaea sp H. C. Haarstick
Nymphaea sp Hal Miller No. 1
Nymphaea sp Hal Miller No. 2
Nymphaea sp Helen Fowler
Nymphaea sp Helvola
Nymphaea sp Henry Show
Nymphaea sp Hermine
Nymphaea sp Indiana
Nymphaea sp Ineta Ruth
Nymphaea sp Irene Heritage
Nymphaea sp Isabella Pring
Nymphaea sp Jack Wood
Nymphaea sp James Brydon
Nymphaea sp Janice C. Wood
Nymphaea sp Japanese Pygmy Red
Nymphaea sp Jennifer Rebecca
Nymphaea sp Jo Ann
Nymphaea sp Joanne Pring
Nymphaea sp Judge Hitchcock
Nymphaea sp Juno
Nymphaea sp King of Blues
Nymphaea sp Laura Frase
Nymphaea sp Leopardess
Nymphaea sp Louella G. Uber
Nymphaea sp Louise
Nymphaea sp Luciana
Nymphaea sp Lucida
Nymphaea sp Lustrous
Nymphaea sp M. Evelyn Stetson
Nymphaea sp Madame Wilfron Gonnčre
Nymphaea sp Margaret Mary
Nymphaea sp Margaret Randig
Nymphaea sp Marguerite Laplace
Nymphaea sp Maria Strawn
Nymphaea sp Maroon Beauty
Nymphaea sp Mary Mirgon
Nymphaea sp Mary Pullen
Nymphaea sp Masaniello
Nymphaea sp Maurice Laydecker
Nymphaea sp Meteor
Nymphaea sp Midnight
Nymphaea sp Missouri
Nymphaea sp Moorei
Nymphaea sp Mr. Martin E. Randig
Nymphaea sp Mrs C. W. Thomas
Nymphaea sp Mrs Charles Winch
Nymphaea sp Mrs Edwards Whitaker
Nymphaea sp Mrs George H. Pring
Nymphaea sp Mrs Richmond
Nymphaea sp Mrs. George C. Hitchcock
Nymphaea sp Mrs. Martin E. Randig
Nymphaea sp Noelene
Nymphaea sp Norma Gedye
Nymphaea sp Odalisque
Nymphaea sp Pamela
Nymphaea sp Panama Pacific
Nymphaea sp Patricia
Nymphaea sp Paul Hariot
Nymphaea sp Paul Hoffman
Nymphaea sp Paul Stetson
Nymphaea sp Peach Blow
Nymphaea sp Pearl of the Pool
Nymphaea sp Perrys Baby Red
Nymphaea sp Perrys Black Opal
Nymphaea sp Perrys Cactus Pink
Nymphaea sp Perrys Crinkled Pink
Nymphaea sp Perrys Deepest Red
Nymphaea sp Perrys Double White
Nymphaea sp Perrys Dwarf Red
Nymphaea sp Perrys Fire Opal
Nymphaea sp Perrys Magnificent
Nymphaea sp Perrys Pink
Nymphaea sp Perrys Pink Beauty
Nymphaea sp Perrys Pink Delight
Nymphaea sp Perrys Red Beauty
Nymphaea sp Perrys Red Blaze
Nymphaea sp Perrys Red Glow
Nymphaea sp Perrys Red Star
Nymphaea sp Perrys Red Wonder
Nymphaea sp Perrys Rich Rose
Nymphaea sp Perrys Stellar Red
Nymphaea sp Perrys Strawberry Pink
Nymphaea sp Perrys Super Red
Nymphaea sp Perrys Super Rose
Nymphaea sp Perrys Vivid Rose
Nymphaea sp Perrys Viviparous Pink
Nymphaea sp Perrys White Star
Nymphaea sp Perrys White Wonder
Nymphaea sp Perrys Wildfire
Nymphaea sp Persian Lilac
Nymphaea sp Peter Slocum
Nymphaea sp Piciola
Nymphaea sp Pink Opal
Nymphaea sp Pink Pearl
Nymphaea sp Pink Perfection
Nymphaea sp Pink Platter
Nymphaea sp Pink Sensation
Nymphaea sp Pink Star
Nymphaea sp Pink Starlet
Nymphaea sp Playboy F
Nymphaea sp Pöstlingberg
Nymphaea sp Queen of the Whites
Nymphaea sp Radiant Red
Nymphaea sp Ray Davies
Nymphaea sp Red
Nymphaea sp Red Beauty
Nymphaea sp Red Cup
Nymphaea sp Red Flame
Nymphaea sp Red Joanne Pring
Nymphaea sp Red Sensation
Nymphaea sp Red Star
Nymphaea sp Rembrandt
Nymphaea sp Rene Gerard
Nymphaea sp Rhonda Kay
Nymphaea sp Robert Strawn
Nymphaea sp Robinsoniana
Nymphaea sp Rosanna
Nymphaea sp Rosanna Supreme
Nymphaea sp Rose Arey
Nymphaea sp Rose Magnolia
Nymphaea sp Rose Pearl
Nymphaea sp Rose Star
Nymphaea sp Rosennymphe
Nymphaea sp Rosey Morn
Nymphaea sp Royal Purple
Nymphaea sp Sanguinea
Nymphaea sp Seaxiland
Nymphaea sp Seignoureti No. 1
Nymphaea sp Seignoureti No. 2
Nymphaea sp Sioux
Nymphaea sp Sir Galahad
Nymphaea sp Sirius
Nymphaea sp Solfatare
Nymphaea sp Somptuosa
Nymphaea sp Splendida
Nymphaea sp St. Louis
Nymphaea sp St. Louis Gold
Nymphaea sp Sultan
Nymphaea sp Superba
Nymphaea sp Tammie Sue Uber
Nymphaea sp Ted Uber
Nymphaea sp Texas Dawn
Nymphaea sp Texas Shell Pink
Nymphaea sp Tina
Nymphaea sp Trudy Slocum
Nymphaea sp Turicensis
Nymphaea sp Venus
Nymphaea sp Vesuve
Nymphaea sp Virginalis
Nymphaea sp Virginia
Nymphaea sp White Cup
Nymphaea sp White Delight
Nymphaea sp William C. Uber
Nymphaea sp William Falconer
Nymphaea sp Woods Blue Goddess
Nymphaea sp Woods White Knight
Nymphaea sp Wow
Nymphaea sp Yellow Comanche
Nymphaea sp Yellow Dazzler
Nymphaea sp Yellow Princess
Nymphaea sp Yellow Queen
Nymphaea sp Yellow Sensation
Nymphaea spontanea
Nymphaea stellata
Nymphaea stellata See Nymphaea nouchali
Nymphaea stellata green form
Nymphaea stellata var Versicolor
Nymphaea stuhlmannii
Nymphaea sulfurea
Nymphaea tenerinervia
Nymphaea tetragona
Nymphaea thermalis See Nymphaea lotus
Nymphaea togoensis
Nymphaea tuberosa
Nymphaea tuberosa See Nymphaea sp Pöstlingberg
Nymphaea tuberosa See Nymphaea tuberosa Richardsoni
Nymphaea tuberosa Maxima
Nymphaea tuberosa Richardsoni
Nymphaea tuberosa Rosea
Nymphaea x daubenyana (Hortorum 1863)
Nymphaea x laydekeri Alba
Nymphaea x laydekeri Fulgens
Nymphaea x laydekeri Lilacea
Nymphaea x laydekeri Purpurata
Nymphaea x laydekeri Rosea
Nymphaea x marliacea Albida
Nymphaea x marliacea Carnea
Nymphaea x marliacea Chromatella
Nymphaea x marliacea Rosea
Nymphaea x marliacea Rubra Punctata
Nymphaea x pygmaea Alba
Nymphaea x pygmaea Helvola
Nymphaea x pygmaea Rubra
Nymphaea zenkeri
Nymphaea zenkeri See Nymphaea lotus
Nymphaea zenkeri Green
Nymphaea zenkeri Red
Nymphoides aquatica (O. Kuntze 1891)
Nymphoides cordata
Nymphoides crenata
Nymphoides cristata
Nymphoides ezannoi (Berhaut 1967)
Nymphoides fallax (Ornduff 1969)
Nymphoides forbesiana (O. Kuntze 1891)
Nymphoides germinata
Nymphoides humboldtiana
Nymphoides humboldtiana See Nymphoides indica
Nymphoides hydrocharioides
Nymphoides hydrophylla (O. Kuntze 1891)
Nymphoides indica (O. Kuntze 1891)
Nymphoides indica See Nymphoides cristata
Nymphoides microphylla (O.Kuntze 1891)
Nymphoides peltata
Nymphoides sp ‘Taiwan’
Nymphoides species
Nymphoides ssp
Nymphoides thunbergiana (O. Kuntze 1891)
Nyphaea sp. Lotus

O
Oakes Pondweed See Potamogeton oakesianus
Obolaria caroliniana See Bacopa caroliniana
Oenanthe javanicum var Flamingo
Olney's Three-Square See Scirpus olneyi
Ondinea purpurea
Ondinea purpurea petaloidea
Ondinea purpurea purpurea
Onion Plant See Crinum thaianum
Opaque Amazon Sword See Echinodorus opacus
Ophiopogon jaburan
Ophiopogon jaburan variegatus
Ophiopogon japonica See Ophiopogon japonicum var Kyoto Dwarf
Ophiopogon japonica See Ophiopogon japonicum var Silvermist
Ophiopogon japonicum
Ophiopogon japonicum var Giganteum
Ophiopogon japonicum var Kyoto Dwarf
Ophiopogon japonicum var Silvermist
Ophiopogon japonicum var Variegatum
Ophiopogon japonicus See Ophiopogon japonicum
Ophiopogon Kyoto
Ophiopogon spec. Kyoto
Ophipogon japonica See Ophiopogon spec. Kyoto
Orange Water Snowflake See Nymphoides hydrocharioides
Orchid Lily See Barclaya longifolia
Oriental Sword Plant See Echinodorus x Oriental
Orontium aquaticum
Oryza sativa
Ostenia uruguayensis See Hydrocleys martii
Ottelia alismoides (Persoon 1805)
Ottelia brasiliensis (Walpers 1852)
Ottelia kunenensis
Ottelia mesenterium (Hartog 1957)
Ottelia muricata
Ottelia species
Ottelia ulvifolia (Walpers 1852)
Ourirandra bernieriana See Aponogeton bernieranus
Ouvirandra bernieriana See Aponogeton bernieranus
Ouvirandra hildebrandtii See Apalanthe granatensis
Ozelot Sword Plant See Echinodorus x Ozelot

P
Palm Grass See Juncus repens
Parkeria pteridoides See Ceratopteris pteridioides
Parrot's Feather See Myriophyllum mattogrossense
Parrot's Feather See Myriophyllum aquaticum
Pearlweed See Hemianthus micranthemoides
Peliosanthes spec.
Peltandra alba See Peltandra sagittifolia
Peltandra sagittifolia
Peltandra undulata See Peltandra virginica
Peltandra virginica
Peltiphyllum peltatum
Pendulous Sedge See Carex pendula
Pennywort See Hydrocotyle vulgaris
Pennywort See Hydrocotyle verticillata
Peplis diandra
Peplis diandra See Didiplis diandra
Perennial Rice See Zizania latifolia
Petasites hybridis
Pewterwort See Equisetum fluviatile
Phalaris arundinacea
Phragmites australis
Phragmites communis See Phragmites australis
Phrunium reniforme See Heteranthera reniformis
Phyllanthus fluitans (Mueller Argoviensis 1863)
Physostegia leptophylla
Physostegia purpurea (Blake 1915)
Piaropus azureus See Eichhornia azurea
Pickerel See Pontederia cordata
Pickerel Weed See Pontederia cordata
Pilea cadierei
Pilularia americana
Pilularia globulifera
Pipewort See Eriocaulon aquaticum
Pistia sp Rosette
Pistia stratiotes (Linné 1753)
Plantain Shoreweed See Litorella uniflora
Pleopeltis pteropus See Microsorium pteropus
Polygonium hydropiperiodes
Polygonum amphibium
Polygonum javanicum
Polygonum pedunculare
Polygonum sp
Polypara cochinchinensis See Houttuynia cordata
Polypara cordata See Hottonia palustris
Polypodium pteropus See Microsorium pteropus
Polypodium pteropus See Microsorium pteropus
Polypodium tridactylon See Microsorium pteropus
Pond Penny See Lysichiton camtschatcense
Pondweeds See Potamogeton spp
Pontederia azurea See Eichhornia azurea
Pontederia cordata
Pontederia crassipes See Eichhornia crassipes
Pontederia lanceolata
Pontederia natans See Eichhornia natans
Pontederia rotundifolia See Reussia rotundifolia
Pontederia rotundivolia
Potamogeton alpinus
Potamogeton amplifolius
Potamogeton berchtoldii See Potamogeton pulcher
Potamogeton bicupulatus See Potamogeton diversifolius var trichophyllus
Potamogeton capillaceus See Potamogeton diversifolius var diversifolius
Potamogeton confercoides
Potamogeton crispis
Potamogeton crispus See Potamogeton crispis
Potamogeton diversifolius
Potamogeton diversifolius var diversifolius
Potamogeton diversifolius var trichophyllus
Potamogeton epihydrus
Potamogeton filiformis
Potamogeton foliosus
Potamogeton friesii
Potamogeton gayi (A. Bennett 1892)
Potamogeton gramineus
Potamogeton hillii
Potamogeton illinoinsis
Potamogeton lucens See Potamogeton schweinfurthii
Potamogeton malaianus
Potamogeton Malaianus
Potamogeton mascarensis
Potamogeton natans
Potamogeton nodosus
Potamogeton oakesianus
Potamogeton obtusifolius
Potamogeton octandrus
Potamogeton oxyphyllus
Potamogeton pectinatus
Potamogeton perfoliatus
Potamogeton pinnatum See Myriophyllum scabratum
Potamogeton praelongus
Potamogeton pulcher
Potamogeton pusillus
Potamogeton richardsonii
Potamogeton robbinsii
Potamogeton schweinfurthii (A. Bennett 1901)
Potamogeton sp Small
Potamogeton spirillus
Potamogeton spp
Potamogeton strictifolius
Potamogeton vaginatus
Potamogeton vaseyi
Potamogeton wrightii (Morong 1886)
Potamogeton zosteriformis
Potentilla See Potentilla palustris
Potentilla comarum See Potentilla palustris
Potentilla palustris
Prasium purpureum See Physostegia purpurea
Pratia purpurascens See Lobelia paludosa
Preslia cervina
Prickly Water Lily See Euryale ferox
Primrose Creeper See Ludwigia palustris
Primrose Willow See Ludwigia longifolia
Proserpinaca palustris
Proserpinaca pectinata
Pteris cornuta See Ceratopteris cornuta
Pteris vittata
Purple Bladderwort See Utricularia purpurea
Purple Fanwort See Cabomba pulcherrima
Purple Loosestrife See Lythrum salicaria
Pygmy Anubias See Anubias sp Pygmy
Pygmy Chain Sword See Echinodorus tenellus
Pygmyweed See Crassula helmsii

Q
Quillwort See Isoetes flaccida

R
Radican Sword Plant See Echinodorus cordifolius
Radicans Sword See Echinodorus cordifolius
Ranalisma humile
Ranalisma humilis See Ranalisma humile
Ranalisma rostrata
Ranunculus aquatilis
Ranunculus flammula
Ranunculus fluitans
Ranunculus limosella (Kirk 1871)
Ranunculus lingua
Ranunculus lingua grandiflora
Ranunculus longirostris
Ranunculus nipponicum
Ranunculus peltatus
Ranunculus sp
Ranunculus trichophyllus
Rapuntium purpurascens See Lobelia purpurascens
Red Amazon Sword See Echinodorus osiris
Red Ammannia See Ammania senegalensis
Red and Blue Water Lillies See Nymphaea stellata
Red Barclaya See Barclaya longifolia Red form
Red Cabomba See Cabomba piauhyensis
Red Foxtail See Myriophyllum heterophyllum
Red Hormanii See Echinodorus uruguayensis var Red
Red Hornwort See Ceratophyllum demersum var Mexico
Red Ludwigia See Ludwigia mullertii
Red Mellon See Echinodorus x Barthii
Red Milfoil See Myriophyllum mattogrossense
Red Milfoil See Myriophyllum hippuroides
Red Rubin See Echinodorus x Rubin
Red Teneilus See Echinodorus subalatus subalatus
Red Tiger Lotus See Nymphaea lotus var Red
Red Vein Cryptocoryne See Cryptocoryne sp Red Vein
Redhead Pondweed See Potamogeton perfoliatus
Reed Canary Grass See Phalaris arundinacea
Reedmace See Typha sp
Regnellidium diphyllum
Reussia rotundifolia (Castellanos 1951)
Reversed Bladderwort See Utricularia resupinata
Rhizophora mangle
Ribbon-Leaf Pondweed See Potamogeton epihydrus
Riccia canaliculata See Riccia fluitans
Riccia eudichotoma See Reussia rotundifolia
Riccia fluitans (Linné 1753)
Riccia fluitans See Riccia fluitans
Riccia natans See Ricciocarpus natans
Riccia nodosa See Riccia fluitans
Riccia rhenana
Riccia sp Fine Leaf
Riccia ssp
Ricciella fluitans See Riccia fluitans
Ricciocarpus natans (Corda 1829)
Rice Cut-Grass See Leersia oryzoides
River Bulrush See Scirpus fluviatilis
Robbins Pondweed See Potamogeton robbinsii
Robbins Spikerush See Eleocharis robbinsii
Robustus Amazon Sword Plant See Echinodorus bleheri var Robustus
Rorippa amphibia
Rorippa aquatic (Palmer and steyermark 1935)
Rorippa nasturtium- See Nasturtium officinale
Rose Wendtii See Cryptocoryne wendtii var Rose
Rotala indica (Koehne 1880)
Rotala indica See Rotala rotundifolia
Rotala macrandra
Rotala macrandra var Florida
Rotala macrandra var Magenta See Rotala magenta
Rotala macrandra var Narrow Leaf
Rotala macrandra var Variegated
Rotala magenta (?)
Rotala rotundifolia (Koehne 1880)
Rotala rotundifolia See Rotala indica
Rotala rotundifolia Colorata
Rotala rotundifolia var Borneo Hedge
Rotala rotundifolia var Mini Hedge
Rotala sp
Rotala sp Green
Rotala sp Nanjenshan
Rotala wallichii (Koehne 1880)
Ruellia balsamica See Hygrophila balsamica
Ruellia difformis See Hygrophila difformis
Ruellia polysperma See Hygrophila polysperma
Ruellia triflora See Hygrophila difformis
Ruffled Amazon Sword Plant See Echinodorus bleheri var Ruffled
Ruffled Aponogeton See Aponogeton crispus
Ruffled Sword See Echinodorus magdalensis
Ruppia maritima

S
Sachollera reniformis See Heteranthera reniformis
Sacred Lotus See Nelumbo nucifera
Sagittaria
Sagittaria anbugua
Sagittaria brevirostra
Sagittaria cuneata
Sagittaria demersa
Sagittaria eatonii See Sagittaria graminea
Sagittaria engelmanniana
Sagittaria engelmanniana var. brevirostra
Sagittaria engelmanniana var. longirostra
Sagittaria falcata See Sagittaria lancifolia
Sagittaria filiformis See Sagittaria subulata var. gracillima
Sagittaria gigantea See Ruppia maritima
Sagittaria graminea
Sagittaria graminea See Sagittaria platyphylla
Sagittaria graminea var. chapmanii
Sagittaria graminea var. cristat
Sagittaria graminea var. graminea
Sagittaria graminea var. macrocarpa
Sagittaria graminea var. platyphylla
Sagittaria graminea var. teres
Sagittaria graminea var. weatherbiana
Sagittaria isoetiformis See Sagittaria graminea var. teres
Sagittaria japonica See Sagittaria subulata var. kurziana
Sagittaria lancifolia (Linné 1759)
Sagittaria latifolia
Sagittaria longiloba
Sagittaria lorata See Sagittaria subulata var. gracillima
Sagittaria lorata See Sagittaria subulata var. subulata
Sagittaria mohrii See Sagittaria platyphylla
Sagittaria molesta (D.S. Mitchell)
Sagittaria montevidensis var. calcyina
Sagittaria montevidensis var. chilensis
Sagittaria montevidensis var. spongiosa
Sagittaria natans
Sagittaria natans See Sagittaria subulata
Sagittaria palaefolia See Echinodorus palaefolius
Sagittaria platyphylla (J.G. Smith 1894)
Sagittaria platyphylla See Sagittaria engelmanniana var. longirostra
Sagittaria plenitiana
Sagittaria pseudohermaphroditica
Sagittaria pusilla
Sagittaria pusilla See Sagittaria subulata
Sagittaria pygmaea
Sagittaria recurva See Sagittaria platyphylla
Sagittaria sagittifolia
Sagittaria sagittifolia leucopetala var. edulis
Sagittaria sp
Sagittaria stenophyllum
Sagittaria subulata (Buchenau 1871)
Sagittaria subulata leucopetala See Sagittaria graminea var. weatherbiana
Sagittaria subulata var Narrow Leaf
Sagittaria subulata var. gracillima
Sagittaria subulata var. kurziana
Sagittaria subulata var. pusilla
Sagittaria subulata var. subulata
Sagittaria teres See Sagittaria graminea var. teres
Sagittaria weatherbiana
Sagittaria weatherbiana See Sagittaria graminea var. weatherbiana
Sago Pondweed See Potamogeton pectinatus
Salvinia auriculata (Aublet 1775)
Salvinia azolla See Axolla rubra
Salvinia azzolla See Salvinia auriculata
Salvinia cucculata (Bory 1833)
Salvinia cuculata See Salvinia cucculata
Salvinia hispida See Salvinia auriculata
Salvinia laevigata See Limnobium laevigatum
Salvinia minima
Salvinia natans
Salvinia oblongifolia (Martius 1827)
Salvinia rotundifolia
Salvinia sp
Salvinia sprucei
Samolus floribundus See Samolus valerandi
Samolus florivundus See Samolus parviflorus
Samolus parviflora See Samolus parviflorus
Samolus parviflorus
Samolus parviflorus See Samolus valerandi
Samolus valerandi (Linné 1753)
Samolus valerandi parviflorus See Samolus valerandi
Samolus valerandii See Samolus valerandi
Sanchezi nobilis
Saururopsis chinensis See Saururus chinensis
Saururopsis cumingii See Saururus cernuus
Saururua lucidus See Saururus cernuus
Saururus cernus See Saururus cernuus
Saururus cernus See Saururus chinensis
Saururus cernuus (Linné 1753)
Saururus chinensis (Baillon 1871)
Saururus loureiri See Saururus chinensis
Saururus natans See Aponogeton monostrachyus
Scarlet Lobelia See Lobelia cardinalis
Schismatogglottia
Schoenoplectus lacustris See Scirpus lacustris
Schoenoplectus validus See Scirpus validus
Schulze's Cryp See Cryptocoryne schulzei
Scirpus acutus
Scirpus albescens
Scirpus americanus
Scirpus californicus
Scirpus cyperinus
Scirpus fluviatilis
Scirpus lacustris
Scirpus lacustris tabernaemontani
Scirpus olneyi
Scirpus pumilio See Eleocharis pusilla
Scirpus subterminalis
Scirpus tabernaemontae zebrinus See Scirpus zebrinus
Scirpus torreyi
Scirpus validus
Scirpus zebrinus
Scripus acicularis See Eleocharis acicularis
Scrophularia auriculata
Sedges See Carex spp
Selaginella martensii
Selaginella willdenowii
Selliera radicans
Serpicula verticillata See Hydrilla verticillata
Sesbania aculeata
Sessilis See Alternanthera cardinalis
Sheathed Pondweed See Potamogeton vaginatus
Shining Bur-Reed See Sparganium androcladum
Shinnersia rivularis (RM. King and H. Robinson 1970)
Shinnersia rivularis See Trichocoronis rivularis
Shinnersia rivularis var Variegated
Shinnersia rivularis var White-Green
Short-Stemmed Bur-Reed See Sparganium chlorocarpum
Silver-Green Cabomba See Cabomba caroliniana Silver green
Singhara Nut Plant See Trapa bispinosa
Sinking Riccia See Riccia rhenana
Sium floridanum
Slender Arrowhead See Sagittaria graminea
Slender Naiad See Najas flexilis
Slender Riccia See Riccia fluitans
Slender Waterweed See Elodea nuttallii
Slender-Leaved Elodea See Egeria najas
Small Bladderwort See Utricularia minor
Small Duckweed See Lemna minor
Small Pondweed See Potamogeton pusillus
Small Purple Bladderwort See Utricularia resupinata
Small White Water Lily See Nymphaea tetragona
Small-Leaved Salvinia See Salvinia auriculata
Snailseed Pondweed See Potamogeton diversifolius
Soft Rush See Juncus effusus
Softstem Rush See Scirpus validus
Soldier Rose Mallow See Hibiscus militaris
South America Frogbit See Limnobium laevigatum
Southern Blue Flag See Iris virfinica var shrevei
Southern Naiad See Najas guadelupensis
Southern Swamp Cirnum See Crinum americanum
Southern Swamp Lily See Crinum americanum
Southern Water Plantains See Alisma subcordatum
Southern Wild Rice See Zizania palustris
Spade Leaf Anubias See Anubias sp Spade Leaf
Spade-leaf Plant See Gymnocoronis spilanthoides
Sparganium americanum
Sparganium androcladum
Sparganium angustifolium
Sparganium chlorocarpum
Sparganium emersum
Sparganium erectum
Sparganium eurycarpum
Sparganium fluctuans
Sparganium minima
Sparganium ramosum
Sparganium ramosum See Sparganium erectum
Spathiphyllum cannaefolium
Spathiphyllum grandifolius
Spathiphyllum petite
Spathiphyllum species
Spathiphyllum tasson
Spathiphyllum wallisii
Spathium chinense See Saururus chinensis
Spatiphyllum wallisii See Spathiphyllum wallisii
Spatterdock See Nuphar luteum var Round Leaf
Spatterdock See Nuphar variegata
Spider Lily See Hymemocallis crassifolia
Spider Lily See Hymenocallis caroliniana
Spiked Water Milfoil See Myriophyllum sibiricum
Spiny Hornwort See Ceratophyllum echinatum
Spiny Naiad See Najas marina
Spiny-Spored Quillwort See Isoetes echinospora
Spiral Cryp See Cryptocoryne spiralis
Spiral-Fruited Pondweed See Potamogeton spirillus
Spiranthes cernua
Spiranthes cernua See Spiranthes odorata
Spiranthes graminea (Lindley 1840)
Spiranthes odorata (Lindley 1840)
Spiranthes sp Orchid
Spirodela polyrhiza (Schleiden 1839)
Spotted Cowbane See Cicuta maculata
Spotted Pondweed See Potamogeton pulcher
Square-Stemmed Spikerush See Eleocharis quadrangulata
Stachys palustris
Star Duckweed See Lemna trisulca
Star Fruit See Damasonium alisma
Starwort See Callitriche sp
Statiotes alismoides See Ottelia alismoides
Stiff Pondweed See Potamogeton strictifolius
Stiff Water Crowfoot See Ranunculus longirostris
Stoneworts See Chara spp
Stoneworts See Nitella ssp
Straight Vallis See Vallisneria rubra
Stratiotes alismoides See Stratiotes aloides
Stratiotes aloides (Linné 429)
Stratiotes nymphoides See Hydrocleis nymphoides
Striped Bulrush See Scirpus albescens
Striped Wendtii See Cryptocoryne wendtii var Striped
Subularia aquatica
Subularia monitcola
Sumatra Fern See Ceratopteris thalictroides
Swamp Lily See Saururus cernuus
Swamp Loosestrife See Decodon verticillatus
Swamp Rose See Hibiscus moscheutos
Swamp Rose Mallow See Hibiscus moscheutos
Swamp Stonecrop See Crassula helmsii
Sweet Flag See Acorus calamus
Sweet Galinale See Cyperus longus
Swollen Bladderwort See Utricularia inflata
Synema balsamicum See Hygrophila angustifolia
Syngonanthus hydrotrichus
Syngonium `White Butterfly
Syngonium albolineatum
Syngonium auritum
Syngonium podophyllum
Syngonium podophyllum var Albovirens
Syngonium podophyllum var Regina Red
Syngonium podophyllum var White Butterfly
Syngonium Red Knight
Syngonium spec. White Butterfly
Synnema triflorum
Synnema triflorum See Hygrophila difformis
Synnema triflorum See Hygrophila difformis
Synnema triflorum See Hygrophila difformis

T
Tape Grass See Vallisneria rubra
Tape-Grass See Vallisneria americana var. americana
Telanthera Cardinalis See Alternanthera reineckii Cardinalis
Telanthera lilacina
Telanthera lilacina See Alternanthera reineckii Lilacina
Telanthera osiris See Alternanthera reineckii narrow-leaved type
Telanthera Rosaefolis See Alternanthera reineckii red-green
Temple Plant See Hygrophila corymbosa var Stricta
Temple Plant See Hygrophila corymbosa
Thai Stricta See Hygrophila stricta
Thailand Onion Plant See Crinum thaianum
Thalia dealbata
Thalia devaricata See Thalia geniculata
Thalia geniculata
Thorny Amazon Sword See Echinodorus scaber
Thread-Leaf Pondweed See Potamogeton filiformis
Three-Square See Scirpus americanus
Three-Way Sedge See Dulichium arundinaceum
Tiger Lotus See Nymphaea lotus
Tilaea helmsii See Crassula helmsii
Tillaea helmsii See Crassula helmsii
Tilloea recurva See Crassula helmsii
Tondin Cryp See Cryptocoryne tonkinensis
Tongue-Shaped Cryp See Cryptocoryne lingua
Tonina fluvatilis (Aublet 1806)
Torrey's Three-Square See Scirpus torreyi
Trapa bispinosa
Trapa japonica
Trapa natans (Linné 1753)
Trianea bogotensis See Limnobium laevigatum
Trichocoronis rivularis
Trichocoronis rivularis See Shinnersia rivularis
Trichocoronis rivularis variegatus
Tricholoma elatinoides See Glossostigma elatinoides
Trichomanes javanicum
Trichomanes javanicum Aqua fern
Trichomanes javanicum Borneo fern
Tropic Sunset Hygro See Hygrophila polysperma var Tropic Sunset
Tropica Java Fern See Microsorium pteropus var Windelov
Tropica Marble Queen See Echinodorus cordifolius var Marble Queen
Tropica Parviflorus See Echinodorus parviflorus Tropica
Tropical Bladder-wort See Utricularia resupinata
Tropical Hornwort See Ceratophyllum submersum
Tropical Pickerel Weed See Pontederia rotundivolia
Trotula trianthis See Nesaea triflora
Twin-Stemmed Bladderwort See Utricularia geminiscapa
Typha angustifolia
Typha latifolia
Typha laxmannii
Typha minima
Typha sp
Typha x glauca
Typhonium flagelliforme See Typonium flegelliforme
Typonium flegelliforme

U
Udora Canadensis See Elodea canadensis
Udora cordofana See Lagarosiphon cordofanus
Umbrella Grass See Cyperus alternifolius
Umbrella Grass See Eleocharis vivipara
Umbrella Palm See Cyperus alternifolius
Umbrella Plant See Cyperus alternifolius
Umbrella Plant See Hydrocotyle vulgaris
Umbrella Plant See Hydrocotyle verticillata
Unbranched But-Reed See Sparganium emersum
Underwater Banana Platn See Nymphoides aquatica
Undulate Cryp See Cryptocoryne undulata
Uruguay Amazon Sword See Echinodorus uruguayensis
Utricularia
Utricularia aurea (Loureiro 1780)
Utricularia cornuta
Utricularia exoleta
Utricularia flexuosa See Utricularia aurea
Utricularia geminiscapa
Utricularia gibba (Linné 1753)
Utricularia gibba exoleta
Utricularia inflata
Utricularia inflexa (Forskai 1775)
Utricularia inflexa See Utricularia inflata
Utricularia inflexa See Utricularia stellaris
Utricularia intermedia
Utricularia minor
Utricularia neglecta
Utricularia purpurea
Utricularia resupinata
Utricularia sp
Utricularia sp Johore
Utricularia ssp
Utricularia stellaris (Linné fil. 1781)
Utricularia stellaris See Utricularia inflexa
Utricularia thonningii See Utricularia inflexa
Utricularia vulgaris
Uvirandra madagascariensis See Apalanthe granatensis

V
Vallisneria
Vallisneria aethiopica
Vallisneria aethiopica See Vallisneria spiralis var. denseserrulata
Vallisneria americana See Vallisneria americana var. americana
Vallisneria americana See Vallisneria contortionist
Vallisneria americana natans
Vallisneria americana var Biwaensis (Lowden 1982)
Vallisneria americana var. americana (Michaux 1803)
Vallisneria americanum See Vallisneria americana var. americana
Vallisneria asiatica
Vallisneria asiatica See Vallisneria americana var. americana
Vallisneria asiatica See Vallisneria americana var Biwaensis
Vallisneria asiatica broad twisted
Vallisneria asiatica var. biwaensis
Vallisneria biwaensis See Vallisneria americana var Biwaensis
Vallisneria contortionist
Vallisneria gigantea
Vallisneria gigantea See Vallisneria gigantea var. rubra
Vallisneria gigantea var. rubra
Vallisneria gigantean See Vallisneria americana var Biwaensis
Vallisneria gigantean See Vallisneria americana var. americana
Vallisneria gracilis
Vallisneria gracilis See Vallisneria nana
Vallisneria jacquini See Vallisneria spiralis var. spiralis
Vallisneria jacquiniana See Vallisneria spiralis var. spiralis
Vallisneria micheliana See Vallisneria spiralis var. spiralis
Vallisneria michelii See Vallisneria spiralis var. spiralis
Vallisneria nana (R. Brown 1810)
Vallisneria natan v. biwaensis
Vallisneria natans See Vallisneria spiralis var. denseserrulata
Vallisneria natans See Vallisneria americana var Biwaensis
Vallisneria natans See Vallisneria americana var. americana
Vallisneria natans v. natans
Vallisneria neotropicalis
Vallisneria neotropicalis See Vallisneria americana var. americana
Vallisneria portugalensis
Vallisneria pusilla See Vallisneria spiralis var. spiralis
Vallisneria rubra (?)
Vallisneria sp
Vallisneria sp Asiatica
Vallisneria sp Contortionist
Vallisneria spiralis See Vallisneria spiralis var. spiralis
Vallisneria spiralis See Vallisneria americana var Biwaensis
Vallisneria spiralis See Vallisneria americana var. americana
Vallisneria spiralis See Vallisneria americana var. americana
Vallisneria spiralis forma tortifolia
Vallisneria spiralis Red
Vallisneria spiralis Striped
Vallisneria spiralis Tiger
Vallisneria spiralis torta
Vallisneria spiralis var. denseserrulata (Makino 1914)
Vallisneria spiralis var. spiralis (Linné 1753)
Vallisneria torta
Vallisneria torta See Vallisneria americana var. americana
Vallisneria tortifolia
Vallisneria tortissima
Variable Pondweed See Potamogeton gramineus
Variable-Leaf Pondweed See Potamogeton crispis
Variegated Canna See Caltha sp
Variegated Mexican Oakleaf See Shinnersia rivularis var Variegated
Variegated Spider Lily See Hymenocallis carvaea Variegata
Variegated Water Grass See Glyceria maxima Variegata
Various-Leaved Water Milfoil See Myriophyllum heterophyllum
Vasey's Pondweed See Potamogeton vaseyi
Veronica americana
Veronica beccabunga
Vesicularia dubyana (Brotherus 1908)
Vesicularia ventricosa
Victoria amazonica
Victoria cruziana
Victoria regia
Victoria sp Longwood Hybrid
Villarsia aquatica See Nymphoides aquatica
Villarsia bennettii See Nymphoides peltata
Villarsia cristata See Nymphoides hydrophylla
Villarsia microphylla See Nymphoides microphylla
Viola cucullata
Viola esculenta
Violet-Stemmed Taro See Colocasia violacea

W
Wapato See Sagittaria latifolia
Water Arum See Calla palustris
Water Bamboo See Dulichium arundinaceum
Water Bulrush See Scirpus subterminalis
Water Buttercup See Ranunculus aquatilis
Water Buttons See Cotula coronopifolia
Water Cabbage See Samolus parviflorus
Water Chestnut See Trapa natans
Water Clover See Marsilea quadrifolia
Water Crowsfoot See Ranunculus aquatilis
Water Crowsfoot See Ranunculus sp
Water Dragon See Saururus cernuus
Water Fern See Azolla sp
Water Figwort See Scrophularia auriculata
Water Forget-Me-Not See Myosotis scorpioides
Water Fringe See Nymphoides peltata
Water Hedge See Didiplis diandra
Water Hemlock See Cicuta maculata
Water Horsetail See Equisetum fluviatile
Water Hyacinth See Eichhornia crassipes
Water Knotweed See Polygonum amphibium
Water Lentil See Lemna minor
Water Lettuce See Pistia stratiotes
Water Lobelia See Lobelia dortmanna
Water Marigold See Bidens beckii
Water Mint See Mentha aquatica
Water Orchid See Spiranthes cernua
Water Orchid See Spiranthes sp Orchid
Water Poppy See Hydrocleis nymphoides
Water Purslane See Ludwigia palustris
Water Rice See Zizania latifolia
Water Rose See Samolus valerandi
Water Shield See Brasenia schreberi
Water Smartweed See Polygonum amphibium
Water Snowflake See Nymphoides indica
Water Soldier See Stratiotes aloides
Water Sprite (Pteridoides) See Ceratopteris pteridioides
Water Stargrass See Zosterella dubia
Water Target See Brasenia schreberi
Water Velvet See Azolla caroliniana
Water Violet See Hottonia inflata
Water Violet See Hottonia palustris
Water Violet See Viola cucullata
Water Willow See Decodon verticillatus
Water Wisteria See Hygrophila difformis
Watercress See Nasturtium officinale
Watersprite See Ceratopteris pteridioides aff
Watersprite See Ceratopteris pteridioides
Water-Thread Pondweed See Potamogeton diversifolius
Waterwort See Elatine minima
Watter Aloe See Stratiotes aloides
West Coast Madagascar Lace Plant See Aponogeton madagascariensis var. West Coast
Western Milfoil See Myriophyllum hippuroides
White Arrow Arum See Peltandra sagittifolia
White Grass See Leersia virginica
White Water Buttercup See Ranunculus longirostris
White Water Crowfoot See Ranunculus lingua
White Water Crowfoot See Ranunculus trichophyllus
White Water Lily See Nymphaea alba
White Water Lily See Nymphaea odorata
White Water Snowflake See Nymphoides cristata
White-Stem Pondweed See Potamogeton praelongus
Whorled Umbrella Plant See Hydrocotyle verticillata
Whorled Water Milfoil See Myriophyllum verticillatum
Whorly Milfoil See Myriophyllum verticillatum
Whorly Rotala See Rotala wallichii
Wigeon-Grass See Ruppia maritima
Wild Calla See Calla palustris
Wild Celery See Vallisneria americana var. americana
Wild Rice See Zizania aquatica
Wild Rice See Zizania palustris
Willow Leaf Hygro See Hygrophila salicifolia
Willow Moss See Fontinalis antipyretica
Wisneria filifolia
Wolffia arrhiza (Horkel 1857)
Wolffia columbiana
Wolffia conguensis See Wolffia welwitschii
Wolffia neglecta (Landolt 1994)
Wolffia punctata
Wolffia spp
Wolffia welwitschii (Monod 1949)
Wolffia welwitschii See Wolffia welwitschii
Wolffiopsis welwitschii See Wolffia punctata
Woolgras Bulrush See Scirpus cyperinus

X
Xanthosoma vioaceum
Xyris pauciflora

Y
Yellow Cabomba See Cabomba aquatica
Yellow Flag See Iris pseudacorus
Yellow Floating Heart See Nymphoides peltata
Yellow Fringe See Nymphoides peltata
Yellow Monkey Flower See Mimulus luteus
Yellow Pond Lily See Nuphar luteum advena
Yellow Water Fringe See Nymphoides germinata
Yellow Water Snowflake See Nymphoides germinata

Z
Zannichellia palustris
Zantedeschia aethiopica
Zantedeschia aethiopica
Zantedeschia aethiopica Crowborough
Zantedeschia sp
Zebra Rush See Scirpus validus
Zephranthes candida
Zizania aquatica
Zizania latifolia
Zizania palustris
Zosterella dubia (Small 1913)