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Distribution by County   5981    
Orobanche uniflora  L.  var. purpurea  (A. Heller) Achey

(not an active name)
Naked broom rape
Orobanche uniflora var. purpurea is a perennial herb (parasitic) that is native to California.
New name: Aphyllon purpureum
Record Count by County

Alameda: 11 Lake: 15 Plumas: 15 Sierra: 17
Alpine: 4 Lassen: 9 Sacramento: 2 Siskiyou: 32
Amador: 4 Los Angeles: 5 San Benito: 20 Solano: 4
Butte: 35 Marin: 16 San Bernardino: 3 Sonoma: 5
Calaveras: 1 Mariposa: 12 San Diego: 1 Stanislaus: 20
Contra Costa: 27 Mendocino: 14 San Francisco: 2 Sutter: 4
Del Norte: 10 Merced: 2 San Joaquin: 2 Tehama: 11
El Dorado: 13 Modoc: 28 San Luis Obispo: 24 Trinity: 35
Fresno: 17 Mono: 5 San Mateo: 6 Tulare: 5
Glenn: 1 Monterey: 19 Santa Barbara: 15 Tuolumne: 13
Humboldt: 21 Napa: 19 Santa Clara: 17 Ventura: 4
Inyo: 1 Nevada: 36 Santa Cruz: 5 Yolo: 2
Kern: 11 Placer: 23 Shasta: 9 Yuba: 5

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: 05/12/2026).