Taxon Details

Triquetrella californica

coastal triquetrella

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Taxon Summary:

Triquetrella californica, commonly known as coastal triquetrella, is a moss in the Pottiaceae that is found in California and elsewhere. It occurs within Coastal bluff scrub, and Coastal scrub, growing at elevations from 10 to 100 meters. Triquetrella californica is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Triquetrella californica (Lesq.) Grout
Common Name: coastal triquetrella
Family:	Pottiaceae
Element Code:	NBMUS7S010
USDA Plants Symbol:	TRCA25
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2
State Rank:	S2
Other Status:	USFS_S
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: moss

Blooming Period:

Elevation:
10 - 100 meters
35 - 330 feet

General Habitats:

Coastal bluff scrub
Coastal scrub

Microhabitat Details: soil

Microhabitat:

Notes

Notes: Known in CA from fewer than ten small coastal occurrences, and in in OR from only one occurrence. Threatened by urbanization. See Mem. Calif. Acad. 1:30 (1868) for original description, and Moss. Fl. N.A. 3:201 (1934) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	0
	Total EOs	% of EOs
EOs with Threat Listed:	0	%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					13
A	B	C	D	X	U
0	0	0	0	0	13

Occurrence Status:
Historical >20 Years	7
Recent <=20 Years	6

Presence:
Presumed Extant	13
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

California Counties and Islands: Name (Code)
Contra Costa (CCA), Del Norte (DNT), Marin (MRN), Mendocino (MEN), San Diego (SDG), San Francisco (SFO), San Mateo (SMT), Sonoma (SON)

Quads: Name (Quad Code)
Bodega Head (3812331), Clayton (3712188), Diablo (3712178), Fort Bragg (3912347), Inglenook (3912357), Inverness (3812217), Montara Mountain (3712254), Requa (4112451), San Francisco North (3712274), San Francisco South (3712264), San Quentin (3712284), San Vicente Reservoir (3211688), Santa Rosa (3812246), Valley Ford (3812238)

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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CNPS Rare Plant Inventory