| Name | Ptychopyxis caput-medusae (Hooker f.) Ridley |
| Authorship | (Hooker f.) Ridley |
| Rank | Species |
| Placed in | Ptychopyxis Miquel |
| Citation | 1924 Fl. Malay Penins. 3:295 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Ptychopyxis caput-medusae (Hooker f.) Ridley |
| Identification made in | [no date] (8) |