Lactuca biennis Calflora

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Taxon Report

Lactuca biennis (Moench) Fernald

Biennial wild lettuce, Tall blue lettuce

2016 David popp

2018 Thomas Reyes

2015 Richard Spellenberg

2006 Louis-M. Landry

Lactuca biennis is a perennial herb that is not native to California.


	Plant Range Observation Search ~35 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Genus:	Lactuca
Family:	Asteraceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Redwood Forest, wetland-riparian

Name Status:
Accepted by JEF + PLANTS

Alternate Names:


PLANTS	Lactuca spicata var. integrifolia
PLANTS	Lactuca spicata
PLANTS	Mulgedium spicatum var. integrifolium
PLANTS	Mulgedium spicatum

Information about Lactuca biennis from other sources


Jepson eFlora USDA PLANTS Profile (LABI) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) BONAP Distribution Map Consortium of California Herbaria 2	Add an Observation Location Suitability Distribution by County
photos / record / common / links

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 04/28/2024).