| Sagittaria sagittifolia f. angustifolia
(Engelm.) Britton
Bull. Torrey Bot. Club 17: 125 (1890)
Rank:Form Family: Alismataceae
|  |
| Sagittaria latifolia f. latifolia
Rank:Form Family: Alismataceae
| |
| Sagittaria latifolia f. obtusa
(Engelm.) B.L.Rob.
Rhodora 10(110): 31. 1908 [12 Mar 1908]
Rank:Form Family: Alismataceae
| |
| Sagittaria montevidensis f. normalis
Hauman
1915
Rank:Form Family: Alismataceae
| |
| Sagittaria montevidensis f. flaviflora
Chodat & Hassl.
Bull. Herb. Boissier , sér. 2, 3: 1032 (1903)
Rank:Form Family: Alismataceae
| |
| Sagittaria montevidensis f. immaculata
Hicken
Anales Soc. Ci. Argent. 56: 297 (1908)
Rank:Form Family: Alismataceae
| |
| Sagittaria montevidensis f. maculata
Hicken
Anales Soc. Ci. Argent. 65: 297 (1908)
Rank:Form Family: Alismataceae
| |
| Sagittaria pugioniformis f. depauperata
Kuntze
Revis. Gen. Pl. 3(2): 328 (1898)
Rank:Form Family: Alismataceae
| |
| Sagittaria pugioniformis f. longipedicellata
Kuntze
Revis. Gen. Pl. 3(2): 329 (1898)
Rank:Form Family: Alismataceae
| |
| Lophotocarpus spongiosus f. laminatus
Fernald
Rhodora 38: 73 (1936)
Rank:Form Family: Alismataceae
| |
| Lophotocarpus calycinus f. fluitans
(Engelm.) Steyerm.
Rhodora 40: 177 (1938)
Rank:Form Family: Alismataceae
| |
| Lophotocarpus calycinus f. depauperatus
Fernald
Rhodora 38: 73 (1936)
Rank:Form Family: Alismataceae
| |
| Lophotocarpus calycinus f. maximus
Fernald
Rhodora 38: 73 (1936)
Rank:Form Family: Alismataceae
| |
| Sagittaria variabilis f. angustifolia
(Engelm.) E.L.Rand & Redfield
Fl. Mt. Desert Isl. : 161 (1894)
Rank:Form Family: Alismataceae
| |
| Sagittaria variabilis f. hastata
(Pursh) E.L.Rand & Redfield
Fl. Mt. Desert Isl. : 160 (1894)
Rank:Form Family: Alismataceae
| |
| Sagittaria variabilis f. obtusa
(Engelm.) E.L.Rand & Redfield
Fl. Mt. Desert Isl. : 160 (1894)
Rank:Form Family: Alismataceae
| |
| Sagittaria latifolia f. diversifolia
(Engelm.) B.L.Rob.
Rhodora 10: 31 (1908)
Rank:Form Family: Alismataceae
| |
| Sagittaria latifolia f. gracilis
(Pursh) B.L.Rob.
Rhodora 10: 31 (1908)
Rank:Form Family: Alismataceae
| |
| Sagittaria latifolia f. hastata
(Pursh) B.L.Rob.
Rhodora 10: 64 (1908)
Rank:Form Family: Alismataceae
| |
| Sagittaria sagittifolia f. hastata
(Pursh) Britton
Bull. Torrey Bot. Club 17: 125 (1890)
Rank:Form Family: Alismataceae
| |
| Sagittaria sagittifolia f. latifolia
(Willd.) Britton
Bull. Torrey Bot. Club 17: 125 (1890)
Rank:Form Family: Alismataceae
| |
| Sagittaria sagittifolia f. obtusa
(Engelm.) Britton
Bull. Torrey Bot. Club 17: 125 (1890)
Rank:Form Family: Alismataceae
| |
| Alisma plantago-aquatica f. graminifolium
Rchb.
Icon. Fl. Germ. Helv. 7: 30 (1845)
Rank:Form Family: Alismataceae
| |
| Alisma graminifolium f. submersum
Glück
Beibl. Bot. Jahrb. Syst. 73: 32 (1903)
Rank:Form Family: Alismataceae
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