Z. glaberrimus Michx. Fl. Bor.-Amer. 1: 213 (1803) [wfo-0000753692]homotypic Helonias glaberrima (Michx.) Sims Bot. Mag. 40: t. 1680 (1814) [wfo-0000654547] synonym Helonias glaberrima (Michx.) Sims Bot. Mag. 40: t. 1680 (1814) [wfo-0000654547]basionym Zigadenus glaberrimus Michx. Fl. Bor.-Amer. 1: 213 (1803) [wfo-0000753692] Zigadenus: Unplaced Names
valid Zigadenus fuscatus Raf. Fl. Tellur. 2: 30 (1837) [wfo-0000752323] unknown Zigadenus alpinus Gand. Bull. Soc. Bot. France 66: 293 (1920) [wfo-0000753728] deprecated Zigadenus muscaetoxicum (Walter) Regel Gartenflora 32: 164. 1883 [wfo-0001418160]