Leucocrinum montanum, commonly known as the sand lily, common starlily or mountain lily, is the only species in the monotypic genus Leucocrinum, placed in the family Asparagaceae, and subfamily Agavoideae.

[2] It is native to the western United States, primarily in the Rocky Mountains and the Great Basin.

[3][4][5][6][1] This species is a perennial plant growing from a deep system of fleshy roots.

The fragrant flower has six white tepals atop a narrow tube 2–3 cm long.

The tube extends deep underground with the large angular black seeds are formed there.