World Checklist of Selected Plant Families (WCSP)

Calochortus eurycarpus S.Watson, Botany [Fortieth Parallel]: 348 (1871).

Homotypic Names:

• Calochortus nitidus var. eurycarpus (S.Watson) Hend., Bull. Torrey Bot. Club 27: 356 (1900).

Heterotypic Synonyms:

• Calochortus parviflorus Nutt. ex Baker, J. Linn. Soc., Bot. 14: 306 (1874).
• Calochortus euumbellatus A.Nelson, Bot. Gaz. 54: Errata (1912).
• Calochortus umbellatus A.Nelson, Bot. Gaz. 54: 405 (1912), nom. illeg.