Calflora, a 501c3 non-profit
Distribution by County   8126    
Triodanis biflora  (Ruiz & Pav.) Greene
Venus looking glass,   Venus' looking glass
Triodanis biflora is an annual herb that is native to California, and also found elsewhere in North America and beyond.
Record Count by County

Alameda: 6 Los Angeles: 42 San Bernardino: 2 Sonoma: 13
Butte: 13 Madera: 1 San Diego: 111 Stanislaus: 1
Colusa: 2 Marin: 5 San Francisco: 1 Sutter: 2
Contra Costa: 10 Mariposa: 1 San Joaquin: 2 Tehama: 8
Del Norte: 1 Mendocino: 2 San Luis Obispo: 25 Trinity: 1
El Dorado: 2 Merced: 1 San Mateo: 8 Tulare: 7
Fresno: 1 Monterey: 32 Santa Barbara: 70 Tuolumne: 2
Glenn: 1 Napa: 14 Santa Clara: 3 Ventura: 2
Humboldt: 2 Orange: 21 Santa Cruz: 21 Yolo: 2
Lake: 3 Riverside: 36 Solano: 3

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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/26/2024).