CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record calycadenia_villosa - Wed, Dec. 1, 2021, 23:02 ET b
Calycadenia villosa
common namedwarf calycadenia
CalPhotos image
more photos
© 1998 Dieter Wilken  Follow image link for photo data.
life formannual herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (18):
La Panza Ranch (244B)* 3512042, Camatta Ranch (245A) 3512043, Pozo Summit (245D)* 3512033, San Luis Obispo (246C)* 3512036, Creston (269D) 3512055, Adelaida (270A)* 3512067, Lime Mountain (270B) 3512068, San Simeon (271B)* 3512162, Tierra Redonda Mountain (294C)* 3512078, Bradley (294D) 3512077, Williams Hill (295A) 3512181, Jolon (295B) 3512182, Burnett Peak (295C) 3512172, Bryson (295D) 3512171, Alder Peak (296A) 3512183, Burro Mountain (296D) 3512173, Cosio Knob (318C) 3612112, Bear Canyon (319D) 3612113
quad data info

Counties, states, regions:
Fresno (FRE), Monterey (MNT), Santa Barbara (SBA), San Luis Obispo (SLO)
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)
•Meadows and seeps (Medws)
•Valley and foothill grassland (VFGrs)/rocky, fine soils
blooming period May-Oct  
elevation range240 - 1350 meters
Probably consists of northern and southern unrecognized subspecies. Habitat lost to construction of San Antonio Reservoir; also threatened by urbanization, vehicles, grazing, feral pigs, alteration of fire regimes, road construction, road maintenance, and non-native plants.
full nameCalycadenia villosa DC.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  CAVI Element Code  PDAST1P0B0
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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