Taxon  Report   4734 
Lessingia arachnoidea  E. Greene
Crystal springs lessingia

Lessingia arachnoidea
© 2008 Neal Kramer
Lessingia arachnoidea
© 2008 Neal Kramer
Lessingia arachnoidea, a dicot, is an annual herb that is native to California and is endemic (limited) to California.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.2 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

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 Observation Hotline 
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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
Valley Grassland, Foothill Woodland, Northern Coastal Scrub
Habitat: disturbed [CNPS Inventory]
AFFINITY to serpentine soil:   6.2 (strict endemic)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Lessingia arachnoidea

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Lessingia hololeuca var. arachnoidea
CNPS + PLANTS: Lessingia micradenia var. arachnoidea
 More information about  Lessingia arachnoidea
Location Suitability

Nursery / seed vendor availability from CNPLX
Commercial availability unknown.


Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Nov 30, 2015).

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