| Name | Pterygodium nigrescens (Sonder) Schlechter |
| Authorship | (Sonder) Schlechter |
| Rank | Species |
| Placed in | Pterygodium |
| Citation | 1906 Bull. Herb. Boissier 6: 847. |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Pterygodium nigrescens (Sonder) Schlechter |
| Identification made in | [no date] (5) |
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