Calflora
Taxon  Report   4546    
Lactuca biennis  (Moench) Fernald
Biennial wild lettuce,   Tall blue lettuce
Lactuca biennis, a dicot, is a perennial herb that is not native to California.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial

Bloom Period
Family: Asteraceae  
Genus: Lactuca

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Redwood Forest, wetland-riparian

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTSLactuca spicata var. integrifolia
PLANTSLactuca spicata
PLANTSMulgedium spicatum var. integrifolium
PLANTSMulgedium spicatum
More information about  Lactuca biennis

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]. 2021. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/17/2021).