Ordo
Alismatales
Dumort.
pub. Anal. Fam. Pl.: 54. 1829.
Subordo
Alismatineae
Engl.
pub. Syllabus, ed. 2: 73. Mai 1898.
Familia
Alismataceae
Vent.
pub. Tabl. R�gne V�g. 2: 157. 5 Mai 1799, nom. cons. common name:
waterplantain
Genus
Helanthium
(Benth.) Engelm. ex Britton
syn. Echinodorus Rich. ex Engelm.
Individual specimen entries are published in the sample database supplied with
The Compleat Botanica for species or varieties of this supra-generic taxon.
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