Calflora, a 501c3 non-profit
Distribution by County   5681    
Monotropa uniflora  L.
Ghost pipe
Monotropa uniflora is a perennial herb (mycoparasitic) that is native to California, and also found elsewhere in North America and beyond.
California Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).
Record Count by County

Del Norte: 25 Humboldt: 14 Siskiyou: 2 Sonoma: 1

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2026. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 02/10/2026).