Taxon  Report   9563 
Leptosiphon harknessii  (Curran) J. M. Porter & L. A. Johnson
Harkness' flaxflower
Leptosiphon harknessii
© 2010 Keir Morse
More photos from
CalPhotos / Calflora
Leptosiphon harknessii
© 2001 James B. Gratiot
Leptosiphon harknessii
© 2011 Jean Pawek
Leptosiphon harknessii, a dicot, is an annual herb that is native to California and is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Leptosiphon harknessii
© 2010 Keir Morse
Genus: Leptosiphon
Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest
Distribution by County 

Add an Observation of  Leptosiphon harknessii

Name Status:
Accepted by JEF + PLANTS
Alternate Names:
(according to)

ICPN + PLANTS: Linanthus harknessii ssp. condensatus
PLANTS: Linanthus harknessii ssp. harknessii
ICPN + PLANTS: Linanthus harknessii
More information about  Leptosiphon harknessii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on

Jepson eFlora

Records from the Consortium of California Herbaria


Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Jun 19, 2018).

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