| Name | Calopogonium sericeum f. villicalyx Chodat & Hassler |
| Authorship | Chodat & Hassler |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Calopogonium sericeum Chodat |
| Citation | 1904 Bull. Herb. Boissier ser. 2, 4: 898 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Calopogonium sericeum f. villicalyx Chodat & Hassler |
| Identification made in | [no date] (2) |