Species Details

Cypripedium californicum

California lady's-slipper

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Photo of Cypripedium californicum
© 2012 Barry Rice
Photo of Cypripedium californicum
© 2008 Aaron Schusteff
Photo of Cypripedium californicum
© 2016 Barry Rice
Scientific Name:
Cypripedium californicum Gray
Common Name:
California lady's-slipper
Family: Orchidaceae
Element Code: PMORC0Q040
USDA Plants Symbol: CYCA4
Synonyms/Other Names:
Lifeform: perennial rhizomatous herb
Blooming Period: Apr-Aug(Sep)
Elevation:
30 - 2750 meters
100 - 9025 feet
General Habitat:
  • Bogs and fens
  • Lower montane coniferous forest
General Micro Habitat:
Micro Habitat:
  • Seeps
  • Serpentinite (usually)
  • Streambanks
Notes:
Threatened by horticultural collecting and logging. Potentially threatened by road maintenance. Many protected populations on USFS land not reproducing. On watch list in OR. See Proceedings of the American Academy of Arts and Sciences 7:389 (1868) for original description, and Fremontia 17(2):17-19 (1989) and The Wild Orchids of California, p. 62-64 (1995) by R. Coleman for species accounts.
Threats:
Taxonomy:
Other:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Butte (BUT), Del Norte (DNT), Humboldt (HUM), Lassen (LAS), Marin (MRN)*, Mendocino (MEN), Nevada (NEV), Plumas (PLU), Shasta (SHA), Siskiyou (SIS), Sonoma (SON), Tehama (TEH), Trinity (TRI)
Quads: Name (Quad Code)
Almanor (4012122), Bear Peak (4112365), Belden (4012113), Berry Creek (3912164), Blue Creek Mtn. (4112347), Brush Creek (3912163), Bully Choop Mtn. (4012257), Cant Hook Mtn. (4112368), Canyondam (4012121), Caribou (4012112), Carrville (4112216), Cascade (3912162), Cazadero (3812351), Cecil Lake (4112312), Chester (4012132), Chickabally Mtn. (4012236), Chicken Hawk Hill (4112214), China Mtn. (4112245), City of Mount Shasta (4112233), Covington Mill (4012287), Deadman Point (4112384), Devils Punchbowl (4112376), Duncans Mills (3812341), Dunsmuir (4112223), Dutch Creek (4112381), Elledge Peak (3912312), Fort Ross (3812352), Gasquet (4112378), Grider Valley (4112362), Grouse Mtn. (4012376), Hamburg (4112371), Happy Camp (4112374), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Hoopa (4112316), Huckleberry Mtn. (4112363), Hurdygurdy Butte (4112377), Kangaroo Mtn. (4112382), Kimshew Point (3912184), Klamath Glen (4112358), Mount Eddy (4112234), Noble Butte (3912386), North Bloomfield (3912038), Onion Valley (3912078), Polar Bear Mtn. (4112385), Prescott Mtn. (4112366), Preston Peak (4112375), Pulga (3912174), Quincy (3912088), Rush Creek Lakes (4012278), San Rafael (3712285), Scott Mountain (4112236), Seven Lakes Basin (4112224), Shelly Creek Ridge (4112387), Ship Mountain (4112367), Siligo Peak (4012288), Smith River (4112482), Tangle Blue Lake (4112226), Tombs Creek (3812362), Trinity Center (4012286), Trinity Dam (4012277), Twain (4012111), Ukiah (3912322), Warm Springs Dam (3812361), Weed (4112244), Westwood West (4012131), Whisky Bill Peak (4112215), Wildwood (4012341), Willow Creek (4012386), Ycatapom Peak (4112217)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads