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CCDB → Angiosperms → Poaceae → Calamovilfa
| Taxon name | Status | Median (n) |
| Calamovilfa gigantea (Nutt.) Scribn. & Merr. | Accepted | 20 |
| Calamovilfa longifolia (Hook.) Scribn. | Accepted | 20 |
| Calamovilfa longifolia var. magna Scribn. & Merr. | Synonym of Calamovilfa longifolia (Hook.) Scribn. | 20 |