talus collomia

Collomia larsenii Payson

Collomia larsenii, known as talus collomia, is a perennial herb in the Polemoniaceae family. It is native to the Olympic Mountains of Washington and the Cascade Range, extending from Washington to northern California. This species grows in high, exposed mountain talus, often among volcanic rocks. It features branching stems with fleshy, glandular, and hairy leaves that are highly lobed. The plant produces a cluster of 6 to 9 tubular purple flowers, each up to 1.5 centimeters wide.

Description

Collomia larsenii is a member of the Polemoniaceae family and is found in high-altitude environments in the Pacific Northwest. It forms clumps in rocky, exposed areas, particularly on talus slopes. The plant's leaves are fleshy, glandular, and hairy, with multiple lobes. Its inflorescence consists of 6 to 9 tubular purple flowers arranged in a cluster. The species was first described by Payson in 1924.