Species Details

Calycadenia villosa

dwarf calycadenia

Classification

Scientific Name: Calycadenia villosa DC.
Common Name: dwarf calycadenia
Family:	Asteraceae
Element Code:	PDAST1P0B0
USDA Plants Symbol:	CAVI
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:	SB_SBBG; USFS_S
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2021-10-04

Ecology and Life History

Lifeform: annual herb
Blooming Period: May-Oct
Elevation: 240 - 1350 meters 785 - 4430 feet
General Habitat: Chaparral Cismontane woodland Meadows and seeps Valley and foothill grassland
General Micro Habitat: fine soils
Micro Habitat: Rocky

Notes

Notes: 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.
Threats:
Taxonomy:
Other:
References:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					59
A	B	C	D	X	U
2	38	3	0	1	15

Occurrence Status:
Historical >20 Years	55
Recent <=20 Years	4

Presence:
Presumed Extant	58
Possibly Extirpated	0
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Monterey (MNT), San Luis Obispo (SLO)

Quads: Name (Quad Code)
Adelaida (3512067)*, Alder Peak (3512183), Bear Canyon (3612113), Bradley (3512077), Bryson (3512171), Burnett Peak (3512172), Burro Mountain (3512173), Camatta Ranch (3512043), Cosio Knob (3612112), Creston (3512055), Hames Valley (3512088), Jolon (3512182), La Panza (3512032), La Panza Ranch (3512042)*, Lime Mountain (3512068), Pebblestone Shut-in (3512161), Tierra Redonda Mountain (3512078)*, Williams Hill (3512181)

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.

Regional Map

Map

Presumed Extant

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Counties Quads