| Name | Stemmadenia alfaroi (Donnell Smith) Woodson |
| Authorship | (Donnell Smith) Woodson |
| Rank | Species |
| Placed in | Stemmadenia |
| Citation | 1928 Ann. Missouri Bot. Gard. 15(4): 360 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Stemmadenia alfaroi (Donnell Smith) Woodson |
| Identification made in | 1990 (2), 1992 (6) |