Taxon Details

Texosporium sancti-jacobi

woven-spored lichen

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Taxon Summary:

Texosporium sancti-jacobi, commonly known as woven-spored lichen, is a crustose lichen (terricolous) in the Caliciaceae that is found in California and elsewhere. It occurs within Chaparral, growing at elevations from 60 to 660 meters. Texosporium sancti-jacobi is ranked 3, Plants About Which We Need More Information, A Review List.

Classification

Scientific Name: Texosporium sancti-jacobi (Tuck.) Nádv. ex Tibell & Hofsten
Common Name: woven-spored lichen
Family:	Caliciaceae
Element Code:	NLTEST7980
USDA Plants Symbol:
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	3
Fed List:	None
State List:	None
Global Rank:	G3
State Rank:	S2
Other Status:
CRPR Changes:
Add Date:	2014-03-01
Date Edited:	2021-10-08

Ecology and Life History

Lifeform: crustose lichen (terricolous)

Blooming Period:

Elevation:
60 - 660 meters
195 - 2165 feet

General Habitats:

Chaparral (openings)

Microhabitat Details: On soil, small mammal pellets, dead twigs, and on Selaginella spp

Microhabitat:

Notes

Notes: Added to CRPR 3 based on prior inclusion in CNDDB; CALS Conservation Committee sponsorship is pending. Possibly extirpated in Del Mar from urbanization.
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:					19
A	B	C	D	X	U
0	0	1	0	3	15

Occurrence Status:
Historical >20 Years	19
Recent <=20 Years	0

Presence:
Presumed Extant	16
Possibly Extirpated	2
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Idaho (ID), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Los Angeles (LAX), Riverside (RIV), San Benito (SBT), San Diego (SDG), San Luis Obispo (SLO), Santa Barbara (SBA), Ventura (VEN)

Quads: Name (Quad Code)
Bachelor Mtn. (3311751), Camarillo (3411921), Camatta Ranch (3512043), Del Mar (3211782), La Jolla (3211772), La Mesa (3211771), Lompoc (3412064), North Chalone Peak (3612142), Peak Mountain (3411987), Sage (3311658), San Clemente Island South (3211873), Steele Peak (3311773)

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