Echinodorus densinervis Somogyi species synonym

Echinodorus macrophyllus subsp. macrophyllus subspecies synonym

Alisma ellipticum Mart. species homotypic synonym

Echinodorus grandiflorus subsp. grandiflorus subspecies synonym

Damasonium cordifolium (L.) Chaz. species synonym

Aquarius macrophyllus (Kunth) Christenh. & Byng species accepted

Aquarius horizontalis (Rataj) Christenh. & Byng species accepted

Aquarius scaber (Rataj) Christenh. & Byng species accepted

Aquarius grisebachii (Small) Christenh. & Byng species accepted

Aquarius paniculatus (Micheli) Christenh. & Byng species accepted

Aquarius major (Micheli) Christenh. & Byng species accepted

Aquarius subulatus (Mart. ex Schult.f.) Christenh. & Byng species accepted

Aquarius subalatus (Mart. ex Schult.f.) Christenh. & Byng species synonym

Aquarius grandiflorus (Cham. & Schltdl.) Christenh. & Byng species accepted

Aquarius cylindricus (Rataj) Christenh. & Byng species accepted

Aquarius pubescens (Mart. ex Schult.f.) Christenh. & Byng species accepted

Aquarius inpai (Rataj) Christenh. & Byng species accepted

Aquarius uruguayensis (Arechav.) Christenh. & Byng species accepted

Aquarius glaucus (Rataj) Christenh. & Byng species accepted

Aquarius longipetalus (Micheli) Christenh. & Byng species accepted

Aquarius emersus (Lehtonen) Christenh. & Byng species accepted

Aquarius tunicatus (Small) Christenh. & Byng species accepted

Aquarius bracteatus (Micheli) Christenh. & Byng species accepted

Aquarius lanceolatus (Rataj) Christenh. & Byng species accepted

Aquarius decumbens (Kasselm.) Christenh. & Byng species accepted

Aquarius palifolius (Nees & Mart.) Christenh. & Byng species accepted

Aquarius densinervis (Somogyi) Christenh. & Byng species accepted

Aquarius longiscapus (Arechav.) Christenh. & Byng species accepted

Aquarius cordifolius (L.) Christenh. & Byng species accepted

Aquarius reptilis (Lehtonen) Christenh. & Byng species accepted

Aquarius trialatus (Fassett) Christenh. & Byng species accepted

Aquarius floribundus (Seub.) Christenh. & Byng species accepted

Echinodorus cordifolius subsp. cordifolius subspecies synonym

Echinodorus reptilis Lehtonen species synonym

Echinodorus emersus Lehtonen species synonym

Echinodorus palaefolius var. minus (Seub.) Rataj, 1971 variety synonym

Echinodorus palaefolius var. latifolius (Mich) Rataj, 1971 variety synonym

Echinodorus amazonicus var. parviflorus (Rataj) de Wit variety synonym

Echinodorus longiscapus var. minor Herter, 1925 variety synonym

Echinodorus scaber var. scaber variety synonym

Echinodorus radicans (Nutt.) Engelm. ex A.Gray species synonym

Echinodorus grandiflorus var. grandiflorus variety synonym

Echinodorus paniculatus var. paniculatus variety synonym

Echinodorus andrieuxii var. andrieuxii variety synonym

Echinodorus bracteatus var. bracteatus variety synonym

Echinodorus amazonicus var. parviflorus (Rataj) Dewit variety synonym

Echinodorus palifolius (Nees & Mart.) Herter species synonym

Alisma subalatum var. majus Schult.f. variety synonym

Alisma subalatum var. medium Schult.f. variety synonym

Alisma andrieuxii Hook. & Arn. species synonym

Alisma intermedium Mart. ex Schult.f. species synonym

Alisma subalatum Mart. ex Schult.f. species synonym

Alisma subalatum var. minus Schult.f. variety synonym

Alisma floribundum Seub. species synonym

Alisma pubescens var. claussenii Seub. variety synonym

Alisma cordifolium L. species synonym

Alisma macrophyllum Kunth species synonym

Alisma ellipticum Mart. ex Schult.f. species synonym

Alisma nathpurense Steud. species synonym

Alisma virgata Hook. & Arn. species synonym

Alisma ellipticum var. minus Seub. variety synonym

Alisma palifolium (Nees & Mart.) Kunth species synonym

Alisma grandiflorum Cham. & Schltdl. species synonym

Alisma pubescens Mart. ex Schult.f. species heterotypic synonym

Sagittaria cordifolia (L.) Lam. species heterotypic synonym

Echinodorus bracteatus subsp. bracteatus subspecies synonym

Echinodorus bracteatus var. efenestratus Fassett variety synonym

Echinodorus grandiflorus var. claussenii (Seub.) Hoehne variety synonym

Echinodorus cylindricus Rataj species synonym

Echinodorus lanceolatus Rataj species synonym

Echinodorus heikobleheri Rataj species synonym

Echinodorus pubescens (Mart. ex Schult.f.) Seub. ex Warm. species synonym

Sagittaria palifolia f. pubescens (Mart. ex Schult.f.) Kuntze form synonym

Echinodorus macrocarpus Rataj species synonym

Echinodorus subalatus (Mart. ex Schult.f.) Griseb. species synonym

Echinodorus subalatus var. minor F.J.Mey. variety synonym

Echinodorus subalatus subsp. andrieuxii (Hook. & Arn.) R.R.Haynes & Holm-Niels. subspecies synonym

Echinodorus andrieuxii (Hook. & Arn.) Small species synonym

Echinodorus intermedius (Mart. ex Schult.f.) Griseb. species synonym

Echinodorus ellipticus var. ovatus Micheli variety synonym

Echinodorus andrieuxii var. longistylus (Buchenau) Rataj variety synonym

Echinodorus longistylus Buchenau species synonym

Echinodorus martii Micheli species synonym

Echinodorus floribundus (Seub.) Seub. species synonym

Echinodorus grandiflorus var. floribundus (Seub.) Micheli variety synonym

Sagittaria brasiliensis Mart. ex Micheli species synonym

Echinodorus muricatus Griseb. species synonym

Echinodorus grandiflorus var. aureus Fassett variety synonym

Echinodorus grandiflorus var. claussenii (Seub.) Rataj variety synonym

Echinodorus macrophyllus var. muricatus (Griseb.) Micheli variety synonym

Echinodorus grandiflorus var. longibracteatus Rataj variety synonym

Echinodorus punctatus Micheli species synonym

Echinodorus decumbens Kasselm. species synonym

Echinodorus cordifolius (L.) Griseb. species synonym

Echinodorus radicans (Nutt.) Engelm. species synonym

Echinodorus cordifolius subsp. fluitans (Fassett) R.R.Haynes & Holm-Niels. subspecies synonym

Echinodorus fluitans Fassett species synonym

Sagittaria radicans Nutt. species synonym

Echinodorus ovalis C.Wright species synonym

Echinodorus tunicatus Small species synonym

Echinodorus macrophyllus (Kunth) Micheli species synonym

Sagittaria palifolia var. macrophylla (Kunth) Kuntze variety synonym

Echinodorus major (Micheli) Rataj species synonym

Echinodorus martii var. major Micheli variety synonym

Echinodorus horizontalis Rataj species synonym

Echinodorus interruptus Rataj species synonym

Echinodorus inpai Rataj species synonym

Echinodorus bracteatus Micheli species synonym

Echinodorus bracteatus subsp. efenestratus (Fassett) R.R.Haynes & Holm-Niels. subspecies synonym

Echinodorus glaucus Rataj species synonym

Echinodorus teretoscapus R.R.Haynes & Holm-Niels. species synonym

Echinodorus longipetalus Micheli species synonym

Echinodorus reticulatus R.R.Haynes & Holm-Niels. species synonym

Echinodorus trialatus Fassett species synonym

Echinodorus scaber Rataj species synonym

Echinodorus macrophyllus subsp. scaber (Rataj) R.R.Haynes & Holm-Niels. subspecies synonym

Echinodorus scaber var. proliferatus Rataj variety synonym

Echinodorus grisebachii Small species synonym

Echinodorus eglandulosus Holm-Niels. & R.R.Haynes species synonym

Echinodorus grisebachii var. minor Kasselm. variety synonym

Echinodorus gracilis Rataj species synonym

Echinodorus bleherae Rataj species synonym

Echinodorus amazonicus Rataj species synonym

Echinodorus parviflorus Rataj species synonym

Echinodorus amphibius Rataj species synonym

Echinodorus glandulosus Rataj species synonym

Echinodorus palifolius (Nees & Mart.) J.F.Macbr. species synonym

Sagittaria palifolia f. foliosobracteata Kuntze form synonym

Echinodorus ellipticus var. minus (Seub.) Micheli variety synonym

Echinodorus piauhyensis Kasselm. species synonym

Echinodorus ellipticus (Mart. ex Schult.f.) Micheli species synonym

Sagittaria palifolia var. heterophylla Kuntze variety synonym

Sagittaria palifolia Nees & Mart. species synonym

Echinodorus palifolius var. latifolius (Micheli) Rataj variety synonym

Sagittaria palifolia var. undulata Kuntze variety synonym

Echinodorus virgatus (Hook. & Arn.) Micheli species synonym

Echinodorus ellipticus var. latifolius Micheli variety synonym

Echinodorus palifolius var. minus (Seub.) Rataj variety synonym

Echinodorus grandiflorus (Cham. & Schltdl.) Micheli species synonym

Echinodorus grandiflorus var. ovatus Micheli variety synonym

Echinodorus grandiflorus var. bracteatus Rataj variety synonym

Echinodorus argentinensis Rataj species synonym

Echinodorus floridanus R.R.Haynes & Burkhalter species synonym

Echinodorus pellucidus Rataj species synonym

Echinodorus longiscapus Arechav. species synonym

Echinodorus aschersonianus var. nulliglandulosus Rataj variety synonym

Echinodorus sellowianus var. major Buchenau variety synonym

Echinodorus grandiflorus var. longiscapus (Arechav.) Hauman variety synonym

Echinodorus sellowianus Buchenau species synonym

Echinodorus longiscapus var. minor (Buchenau) Tronc. variety synonym

Echinodorus sellowianus var. minor Buchenau variety synonym

Echinodorus longiscapus var. major Herter variety synonym

Echinodorus paniculatus Micheli species synonym

Echinodorus paniculatus var. brevifolius Hauman variety synonym

Sagittaria palifolia f. paniculata (Micheli) Kuntze form synonym

Echinodorus paniculatus var. dubius Fassett variety synonym

Echinodorus paniculatus f. latifolius Chodat & Hassl. form synonym

Echinodorus uruguayensis Arechav. species synonym

Echinodorus janii Rataj species synonym

Echinodorus osiris Rataj species synonym

Echinodorus aschersonianus Graebn. species synonym

Echinodorus grandiflorus var. pusillus Micheli variety synonym

Echinodorus horemanii Rataj species synonym

Echinodorus veronikae Rataj species synonym

Echinodorus africanus Rataj species synonym

Echinodorus uruguayensis var. minor Kasselm. variety synonym

Echinodorus martii var. uruguayensis (Arechav.) Hauman variety synonym

Echinodorus viridis Rataj species synonym

Echinodorus grandiflorus subsp. aureus (Fassett) R.R.Haynes & Holm-Niels. subspecies synonym

Echinodorus pubescens var. clausseni Seub. variety synonym

Echinodorus subalatus subsp. subalatus subspecies synonym

Echinodorus pubescens (Mart. ex Schult.f.) Seub. species homotypic synonym

Sagittaria brasiliensis Mart. species homotypic synonym