| Name | Isoetes braunii var. maritima N. Pfeiffer |
| Authorship | N. Pfeiffer |
| Rank | Variety |
| Placed in | Isoetes braunii Durieu |
| Citation | 1922 Ann. Missouri Bot. Gard. 9: 174 |
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| Name | Isoetes braunii var. maritima N. Pfeiffer |
| Authorship | N. Pfeiffer |
| Rank | Variety |
| Placed in | Isoetes braunii Durieu |
| Citation | 1922 Ann. Missouri Bot. Gard. 9: 174 |