Ivesia tridentata (Torrey) A. Gray [ Horkelia tridentata Torrey]
no HD illustration available (m1)
Ivesia tridentata (Torrey) A. Gray [ Horkelia tridentata Torrey] [Rosaceae]
J. Torrey, Pacif. Railr. Rep., vol. 4 fasicle 4, : t. 6 (1857)