Gentiana plurisetosa is a perennial herb that is native to California, and also found in Oregon.
California Rare Plant Rank: 1B.3 (rare, threatened, or endangered in CA and elsewhere).
[Wikipedia] Range, Habitat, Description: It is native to southern Oregon and northern California, where it is an uncommon resident of wet mountain habitat.
This is a perennial herb growing two or more stems which may lie close to the ground or grow erect up to 40 centimetres. Leaves are distributed evenly along the stems and are generally round to oval-shaped and sometimes pointed, up to six centimeters long and half as wide.
Flowers are solitary or appear in bunched inflorescences of up to five. Each flower is bright deep blue, up to 5 centimetres long and 3 wide at the mouth, with frilly, thready corolla lobes. The fruit is a capsule containing winged seeds. (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 03/28/2025).