'Mariposa lily' definitions:

Definition of 'mariposa lily'

From: WordNet
noun
Any of several plants of the genus Calochortus having tulip-shaped flowers with 3 sepals and 3 petals; southwestern United States and Mexico [syn: mariposa, mariposa tulip, mariposa lily]

Definition of 'Mariposa lily'

From: GCIDE
  • Mariposa lily \Ma`ri*po"sa lil`y\ [Sp. mariposa a butterfly + E. lily. So called from the gay appearance of the blossoms.] (Bot.) One of a genus (Calochortus) of tuliplike bulbous herbs with large, and often gaycolored, blossoms. Called also butterfly lily. Most of them are natives of California. [1913 Webster]