Zigadenus micranthus var. micranthus variety synonym

Zigadenus fremontii var. fremontii variety synonym

Helonias angustifolia Nutt. species heterotypic synonym

Melanthium nuttallii (A.Gray) D.Dietr. species synonym

Anticlea nuttallii (A.Gray) Torr. species synonym

Gomphostylis paniculata (Nutt.) Raf. species synonym

Helonias paniculata Nutt. species synonym

Anticlea fremontii Torr. species synonym

Zigadenus venenosus var. gramineus (Rydb.) O.S.Walsh ex C.L.Hitchc. variety synonym

Zigadenus nuttallii A.Gray species synonym

Zygadenus glaberrimus Hook. & Arn. species synonym

Zygadenus venenosus S.Watson species synonym

Zygadenus texensis J.Macbr. species synonym

Zygadenus salinus A.Nelson species synonym

Zygadenus micranthus Eastw. species synonym

Zygadenus intermedius Rydb. species synonym

Zygadenus gramineus Rydb. species synonym

Zygadenus falcalus Rydb. species synonym

Zygadenus exaltatus Eastw. species synonym

Zygadenus douglasii Torr. species synonym

Zygadenus diegoensis Davidson species synonym

Zygadenus brevibracteatus H.M.Hall species synonym

Zygadenus acutus Rydb. species synonym

Toxicoscordion fontanum (Eastw.) Zomlefer & Judd species accepted

Zigadenus fontanus Eastw. species synonym

Zigadenus micranthus var. fontanus (Eastw.) O.S.Walsh ex McNeal variety synonym

Toxicoscordion nuttallii (A.Gray) Rydb. species accepted

Amianthium nuttallii A.Gray species synonym

Toxicoscordion texense Rydb. species synonym

Zigadenus texensis (Rydb.) J.F.Macbr. species synonym

Leimanthium nuttallii (A.Gray) Hook. species synonym

Zigadenus nuttallii (A.Gray) S.Watson species synonym

Toxicoscordion paniculatum (Nutt.) Rydb. species accepted

Zigadenus paniculatus (Nutt.) S.Watson species synonym

Toxicoscordion venenosum (S.Watson) Rydb. species accepted

Zigadenus venenosus S.Watson species synonym

Toxicoscordion brevibracteatum (M.E.Jones) R.R.Gates species accepted

Zigadenus brevibracteatus (M.E.Jones) H.M.Hall species synonym

Zigadenus fremontii var. brevibracteatus M.E.Jones variety synonym

Toxicoscordion fremontii (Torr.) Rydb. species accepted

Zigadenus fremontii (Torr.) Torr. ex S.Watson species synonym

Toxicoscordion fremontii var. minor (Baker) R.R.Gates variety synonym

Zigadenus douglasii Torr. species synonym

Zigadenus fremontii var. inezianus Jeps. variety synonym

Zigadenus fremontii var. salsus Jeps. variety synonym

Zigadenus fremontii var. minor (R.R.Gates) Jeps. variety synonym

Toxicoscordion exaltatum (Eastw.) A.Heller species accepted

Zigadenus exaltatus Eastw. species synonym

Toxicoscordion micranthum (Eastw.) A.Heller species accepted

Zigadenus venenosus var. micranthus (Eastw.) Jeps. variety synonym

Zigadenus micranthus Eastw. species synonym

Zigadenus glaberrimus Hook. & Arn. species heterotypic synonym

Zigadenus fremontii var. minor Baker variety synonym

Zygadenus fremontii Torr. species synonym

Zigadenus micranthus var. fontanus (Eastw.) O.S.Walsh variety homotypic synonym

Zigadenus fremontii (Torr.) Torr. species homotypic synonym