Name | Ephedra trifurca Torrey ex S. Watson |
Authorship | Torrey ex S. Watson |
Rank | Species |
Placed in | Ephedra Linnaeus |
Citation | 1871 Botany [Fortieth Parallel] 329 |
Holdings | 114 Specimens held in the Harvard University Herbaria identified as Ephedra trifurca Torrey ex S. Watson |
Identification made in | [no date] (63), 1922 (1), 1939 (3), 1965 (19), 1979 (28) |