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CCDB → Angiosperms → Alismataceae → Sagittaria → Sagittaria graminea subsp. weatherbiana (Fernald) R. R. Haynes & Hellq.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Sagittaria graminea var. weatherbiana (Fernald) Bogin | Sagittaria graminea subsp. weatherbiana (Fernald) R. R. Haynes & Hellq. | 22 | IPCN66 | Briggs 1966 | ||
| ! | Sagittaria graminea subsp. weatherbiana (Fernald) R. R. Haynes & Hellq. | Sagittaria graminea subsp. weatherbiana (Fernald) R. R. Haynes & Hellq. | 22 | eFlora |