Calochortus longebarbatus S. Watson . × Calochortus persistens

Washington: Whitman: Botany Experimental Gardens, Pullman.
46.73139° N, 117.17861° W,
(183 female) x C. persistens (119) F1. Https://intermountainbiota.org/portal/collections/individual/index.php?occid=30849492. Phenology: flowering.

Marion Ownbey s.n., 1956-6-19
WS, Catalog: 281216