| Name | Psorothamnus fremontii var. attenuatus Barneby |
| Authorship | Barneby |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Psorothamnus fremontii (Torrey ex A. Gray) Barneby |
| GUID | urn:lsid:ipni.org:names:885747-1 |
| Citation | 1977 Mem. New York Bot. Gard. 27: 41 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Psorothamnus fremontii var. attenuatus Barneby |
| Identification made in | [no date] (2), 1977 (2) |
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