Calflora, a 501c3 non-profit
Distribution by County   4070    
Hemizonia congesta  DC.  ssp. luzulifolia  (DC.) Babc. & H. M. Hall
Hayfield tarweed,   Woodrush tarweed
Hemizonia congesta ssp. luzulifolia is an annual herb that is native to California.
Record Count by County

Alameda: 46 Marin: 3 San Benito: 48 Solano: 33
Butte: 43 Mendocino: 16 San Francisco: 4 Sonoma: 68
Colusa: 27 Merced: 1 San Joaquin: 3 Sutter: 3
Contra Costa: 58 Monterey: 19 San Luis Obispo: 124 Tehama: 4
El Dorado: 2 Napa: 40 San Mateo: 97 Trinity: 4
Glenn: 12 Nevada: 1 Santa Barbara: 34 Ventura: 1
Lake: 17 Placer: 1 Santa Clara: 257 Yolo: 34
Los Angeles: 2 Sacramento: 9 Santa Cruz: 17 Yuba: 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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 12/03/2024).