Place of publication:
Mem. New York Bot. Gard. 27:231. 1977 (S. L. Welsh, Great Basin Naturalist 31:90. 1871, nom. inval.)
Comment:
not validly published by Welsh, who failed to provide a full citation of the basionym (fide K. Gandhi, pers. comm. via e-mail on 24 Nov 2009)