Small genus of bulbous perennial herbs of southwestern United States and mexico; sometimes placed in family alliaceae. 美国西南部和墨西哥具球茎的一个多年生草本植物小属;有时归入葱科。
Genus of western United States bulbous plants with basal leaves and variously colored flowers; sometimes placed in family Alliaceae. 生于美国西部具球茎的一个植物属,叶基生,花色各种各样;有时归入葱科。