Plant Communities: Weed (disturbed places)
Counties: Alpine Butte El Dorado Fresno Humboldt Inyo Lake Lassen Los Angeles Madera Marin Mariposa Mono Modoc Napa Nevada Placer Plumas Sacramento San Bernardino Santa Clara San Diego San Francisco San Mateo Shasta Sierra Siskiyou Sonoma Tehama Tulare Tuolumne Yolo
What plants grow with
Thlaspi arvense ?