Critically Imperiled Plant Profile (Not Listed or Proposed under the Endangered Species Act)
Horkelia bolanderi is known from a very few occurrences in Lake and Mendocino Counties, north-central California. It is extirpated (locally extinct) in nearby Colusa County. Photo courtesy of J.S. Peterson @ USDA-NRCS PLANTS Database.
Horkelia bolanderi range map.
Horkelia bolanderi, Bolander’s horkelia
- Vehicle activity and development are threats to this species.
National Forest and Grassland Occurrence