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Cypripedium californicum (California lady's slipper)
Bransford, W.D. and Dolphia

Cypripedium californicum

Cypripedium californicum A. Gray

California Lady's Slipper

Orchidaceae (Orchid Family)


USDA Symbol: CYCA4

USDA Native Status: L48 (N)

1 bilaterally symmetrical, yellow-green flower with a white pouch in each upper leaf axil of unbranched, clumped stems; 3-10 flowers per plant.

This is one of the most charming ladys slippers, often having many flowers all turned in the same direction and seeming to peer from cool hideaways among maidenhair ferns, Salal (Gaultheria shallon), Western Azalea (Rhododendron occidentale), and Crimson Columbine (Aquilegia formosa). The genus name derives from the Greek Kypris (Venus) and pes (foot), referring to the flowers moccasin-like lip petal.


From the Image Gallery

5 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Complexity: Simple

Bloom Information

Bloom Time: May , Jun , Jul


Native Distribution: Southwestern Oregon and northern California.
Native Habitat: Along streams and seeps in open shade.

National Wetland Indicator Status

Status: OBL OBL
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Santa Barbara Botanic Garden - Santa Barbara, CA

Additional resources

USDA: Find Cypripedium californicum in USDA Plants
FNA: Find Cypripedium californicum in the Flora of North America (if available)
Google: Search Google for Cypripedium californicum


Record Modified: 2012-11-11
Research By: TWC Staff

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