CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record calystegia_subacaulis_ssp._episcopalis - Wed, Dec. 1, 2021, 23:26 ET b
Calystegia subacaulis ssp. episcopalis
common nameCambria morning-glory
CalPhotos image
more photos
© 2003 Yulan Tong  Follow image link for photo data.
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
S2      ranking system key
global rank
G3T2      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Counties, states, regions:
Santa Barbara (SBA), San Luis Obispo (SLO)
  • 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•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Coastal prairie (CoPrr)
•Valley and foothill grassland (VFGrs)/Usually clay
blooming period (Mar),Apr-Jun(Jul),   Months in parentheses are uncommon.
elevation range30 - 500 meters
Threatened by development. Possibly threatened by alteration of fire regimes, feral pigs, grazing, mining, trampling, military activities, non-native plants, vehicles, and pipeline construction. Potentially threatened by foot traffic. Intergrades with C. collina ssp. venusta. See Kew Bulletin 35(2):327 (1980) for original description.
full nameCalystegia subacaulis Hook. & Arn. ssp. episcopalis Brummitt
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CASUE Element Code  PDCON040J1
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 Wed, Dec. 1, 2021 from

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