Lewisia cotyledon is a species of flowering plant in the purslane family known by the common names Siskiyou lewisia and cliff maids.
It is an evergreen perennial growing from a thick taproot and caudex unit. It produces a basal rosette of many thick, fleshy oval- or spoon-shaped leaves up to 4” inches long.
The Latin cotyledon ("small cup") refers to the shape of the leaves.
Flowering from spring to summer, the inflorescence arises on one or more stems 4”-10” inches, each stem bearing an array of up to 50 flowers.
The flower has 7 to 13 petals may be pale pink with darker veining, whitish with pinkish orange striping, or solid orange to yellow. Zone 4-8.