Species Details

Monolopia gracilens

woodland woollythreads

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Classification

Scientific Name: Monolopia gracilens A. Gray
Common Name: woodland woollythreads
Family:	Asteraceae
Element Code:	PDAST6G010
USDA Plants Symbol:	MOGR
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S3
Other Status:	SB_CalBG/RSABG
CRPR Changes: added to 1B.2 on 2010-04-06
Add Date:	2010-04-06
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: annual herb

Blooming Period: (Feb)Mar-Jul

Elevation:
100 - 1200 meters
330 - 3935 feet

General Habitats:

Broadleafed upland forest (openings)
Chaparral (openings)
Cismontane woodland
North Coast coniferous forest (openings)
Valley and foothill grassland

Microhabitat Details:

Microhabitat:

Serpentine

Notes

Notes: Threatened by development, road maintenance, and road widening. Possibly threatened by logging.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	11
	Total EOs	% of EOs
EOs with Threat Listed:	27	28 %
Non-native plant impacts	17	17%
Road/trail construction/maint.	11	11%
Foot traffic/trampling	9	9%
Erosion/runoff	8	8%
Grazing	4	4%
Insufficient population/stand size	3	3%
Other	2	2%
Recreational use (non-ORV)	1	1%
Wood cutting or brush clearing	1	1%
Biocides	1	1%
Development	1	1%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					96
A	B	C	D	X	U
6	16	5	0	2	67

Occurrence Status:
Historical >20 Years	32
Recent <=20 Years	64

Presence:
Presumed Extant	94
Possibly Extirpated	2
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Alameda (ALA), Contra Costa (CCA), Monterey (MNT), San Benito (SBT), San Luis Obispo (SLO), San Mateo (SMT), Santa Clara (SCL), Santa Cruz (SCR)

Quads: Name (Quad Code)
Adelaida (3512067), Big Basin (3712222), Cambria (3512151), Castle Rock Ridge (3712221), Clayton (3712188), Cupertino (3712231), Cypress Mountain (3512058), Diablo (3712178), Felton (3712211), Gilroy (3712115), Gilroy Hot Springs (3712114), Hayward (3712261), La Honda (3712233), Las Trampas Ridge (3712271), Laurel (3712118), Loma Prieta (3712117), Los Gatos (3712128), Mindego Hill (3712232), Mississippi Creek (3712124), Montara Mountain (3712254), Monterey (3612158), Morgan Hill (3712126), Moss Landing (3612177), Mt. Madonna (3712116), Mt. Sizer (3712125), Oakland East (3712272), Palo Alto (3712242), Paso Robles (3512066), Pebblestone Shut-in (3512161), Pico Creek (3512152), Piedras Blancas (3512163), Port San Luis (3512027), San Leandro (3712262), San Mateo (3712253), Santa Cruz (3612281), Santa Teresa Hills (3712127), Soquel (3612188), Tassajara (3712177), Watsonville East (3612186), Watsonville West (3612187), Woodside (3712243)

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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Selected References

CNPS Status Review:

CRPR List Addition on 2010-04-06