Calflora
Taxon  Report   9563    
Leptosiphon harknessii  (Curran) J. M. Porter & L. A. Johnson
Harkness' flaxflower
Leptosiphon harknessii
© 2010 Keir Morse
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, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Leptosiphon harknessii
© 2010 Keir Morse
Family: POLEMONIACEAE  
Genus: Leptosiphon
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest
Name Status:
Accepted by JEF + PLANTS

Alternate Names:
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 PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (LEHA11)

Search efloras.org (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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Dec 15, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.