| Name | Phaulothamnus spinescens A. Gray |
| Authorship | A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Phaulothamnus A. Gray |
| GUID | urn:lsid:ipni.org:names:327318-2 |
| Citation | 1885 [1884] Proc. Amer. Acad. Arts 20: 294 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Phaulothamnus spinescens A. Gray |
| Identification made in | [no date] (10), 1937 (1), 2009 (3) |