Taxon  Report   4734    
Lessingia arachnoidea  Greene
Crystal springs lessingia
Lessingia arachnoidea
© 2008 Neal Kramer
Photos from
CalPhotos / Calflora
Lessingia arachnoidea
© 2008 Neal Kramer
Lessingia arachnoidea, a dicot, is an annual herb that is native to California, is endemic (limited) to California.
also called Lessingia micradenia var. arachnoidea
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Lessingia arachnoidea
© 2008 Neal Kramer
Genus: Lessingia
Communities: Valley Grassland, Foothill Woodland, Northern Coastal Scrub

Serpentine affinity: 6.2; (strict endemic)

Habitat: disturbed

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
PLANTS: Lessingia hololeuca var. arachnoidea
CNPS + PLANTS: Lessingia micradenia var. arachnoidea
More information about  Lessingia arachnoidea
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 22, 2019).