| Name | Pterophacos Rydberg |
| Authorship | Rydberg |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Fabaceae |
| Contains | Pterophacos cinerascens Rydberg Pterophacos pterocarpus (S.Watson) Rydb. Pterophacos sp. Pterophacos tetrapterus (A.Gray) Rydb. |
| Remarks | Type: P. tetrapterus (A. Gray) Rydberg (Astragalus tetrapterus A. Gray) |
| GUID | urn:lsid:ipni.org:names:295507-2 |
| Citation | 31 Dec 1917 Fl. Rocky Mts. 507, 1063 |
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