| Name | Mesadenus affinis (C. Schweinfurth) Garay |
| Authorship | (C. Schweinfurth) Garay |
| Rank | Species |
| Placed in | Mesadenus |
| Citation | 1980 Bot. Mus. Leafl. 28(4): 336. |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Mesadenus affinis (C. Schweinfurth) Garay |
| Identification made in | [no date] (1), 1935 (1), 1938 (1) |