1. Any of several plants of the genus Calochortus having tulip-shaped flowers with 3 sepals and 3 petals; southwestern United States and Mexico
   "The delicate mariposa lilies were a highlight of the desert bloom";
   - mariposa tulip, mariposa lily

Derived forms: mariposas

Type of: liliaceous plant

Part of: Calochortus, genus Calochortus

Encyclopedia: Mariposa, Ontario