Taxon Details

Mobergia calculiformis

light gray lichen

View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist

Taxon Summary:

Mobergia calculiformis, commonly known as light gray lichen, is a crustose lichen (saxicolous) in the Physciaceae that is found in California and elsewhere. It occurs within Coastal scrub, growing at elevations from 10 to 10 meters. Mobergia calculiformis is ranked 3, Plants About Which We Need More Information, A Review List.

Classification

Scientific Name: Mobergia calculiformis (W.A. Weber) H. Mayrhofer & Sheard
Common Name: light gray lichen
Family:	Physciaceae
Element Code:	NLT0018660
USDA Plants Symbol:	MOCA5
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:	SH
Other Status:
CRPR Changes:
Add Date:	2014-03-01
Date Edited:	2024-12-03

Ecology and Life History

Lifeform: crustose lichen (saxicolous)

Blooming Period:

Elevation:
10 - 10 meters
35 - 35 feet

General Habitats:

Coastal scrub (?)

Microhabitat Details: On rocks

Microhabitat:

Notes

Notes: Added to CRPR 3 based on prior inclusion in CNDDB; CALS Conservation Committee sponsorship is pending. See The Bryologist 95(4)436 (1992) for original description.
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:					1
A	B	C	D	X	U
0	0	0	0	0	1

Occurrence Status:
Historical >20 Years	1
Recent <=20 Years	0

Presence:
Presumed Extant	1
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Baja California (BA), California (CA)

California Counties and Islands: Name (Code)
San Diego (SDG)

Quads: Name (Quad Code)
La Jolla (3211772), Point Loma (3211762)

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

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory