Zigadenus venenosus var. gramineus (Rydberg) O.S. Walsh ex M. Peck

Zigadenus venenosus var. gramineus (Rydberg) O.S. Walsh ex M. Peck is a synonym sensu FNA Ed. Comm., 2002b of:

Toxicoscordion venenosum var. gramineum (Rydberg) Brasher, an accepted variety name sensu Brasher, 2009.