Calochortus aureus is a North American species of flowering plants in the lily family.

[5][6] Calochortus aureus is a bulb-forming perennial herb producing a single stalk up to 30 cm tall.

Flowers are bright lemon-yellow with red or purple splotches on the petals.

[7] The species is classified in the Calochortus genus in the family Liliaceae.

[2] Calochortus aureus was published by Sereno Watson in 1873,[8] based on material collected by Ellen Powell Thompson in 1872 in the vicinity of Kanab, Utah, during the US Topographical and Geological Survey of the Colorado River (led by John Wesley Powell).