CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record cypripedium_fasciculatum - Thu, Dec. 2, 2021, 10:17 ET b
Cypripedium fasciculatum
common nameclustered lady's-slipper
Inventory image more photos more photos
Frithjof Holmboe ©2000 California Academy of Sciences
life form rhizomatous herb
CA Rare Plant Rank
List 4.2
LIST 4: Limited distribution (Watch List).
     0.2: Fairly endangered in California
state rank
S4      ranking system key
global rank
G4     G4: apparently secure, but some concern
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Counties, states, regions:
Butte (BUT), Del Norte (DNT), Glenn (GLE), Humboldt (HUM), Mendocino (MEN), Nevada (NEV), Plumas (PLU), Santa Clara (SCL), Santa Cruz (SCR)*, Shasta (SHA), Sierra (SIE), Siskiyou (SIS), San Mateo (SMT), Tehama (TEH), Trinity (TRI), Yuba (YUB), Colorado (CO), Idaho (ID), Montana (MT), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
  • Pending additional quad-level data, only county data are being provided for List 4 plants.
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Lower montane coniferous forest (LCFrs)
•North Coast coniferous forest (NCFrs)/usually serpentinite seeps and streambanks
blooming period Mar-Aug  
elevation range100 - 2435 meters
Widely scattered, but most occurrences small. Not seen recently in SCL or SMT counties. Threatened by logging and horticultural collecting. Monitoring needed for protected populations on USFS lands to assess reproduction, which may be inadequate. Threatened in ID, candidate for state listing in OR, and state-listed as Threatened in WA. See Proceedings of the American Academy of Arts and Sciences 17:380 (1882) for original description, Lindleyana 2(1):553-57 (1987) for distributional information, and Fremontia 17(2):17-19 (1989) and The Wild Orchids of California, p. 65-68 (1995) by R. Coleman for species accounts.
full nameCypripedium fasciculatum Wats.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CYFA Element Code  PMORC0Q060
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Thu, Dec. 2, 2021 from

pick and add to Plant Pressexplain the meaning of the fieldsFIRSTPREVIOUSNEXTLASTCNPS.ORGQuestions and CommentsHOMELOGIN (you are guest anonymous)   Web Oriented Database Home