| Name | Himatanthus semilunatus Markgraf |
| Authorship | Markgraf |
| Rank | Species |
| Placed in | Himatanthus |
| Citation | 1972 Acta Bot. Venez. 6(1-4): 73 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Himatanthus semilunatus Markgraf |
| Identification made in | 1982 (1), 1985 (1) |