Species Details

Atriplex gypsophila

gypsum-loving crownscale

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Classification

Scientific Name: Atriplex gypsophila R. E. Preston
Common Name: gypsum-loving crownscale
Family:	Chenopodiaceae
Element Code:	PDCHE04390
USDA Plants Symbol:
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G2G3
State Rank:	S2S3
Other Status:	BLM_S
CRPR Changes: added to 1B.3 on 2024-07-11
Add Date:	2024-07-11
Date Edited:	2024-11-05

Ecology and Life History

Lifeform: annual herb

Blooming Period: Apr-Jun

Elevation:
185 - 770 meters
605 - 2525 feet

General Habitats:

Chenopod scrub
Valley and foothill grassland

Microhabitat Details: Clay barrens or badlands with low plant cover; soil is clay or clay loam commonly embedded with gypsum crystals, gravel, or fossils (gastropods, shark teeth).

Microhabitat:

Clay

Notes

Notes:
Threats: Potentially threatened by inappropriate grazing (cattle and sheep), trampling, construction (powerlines, pipelines, and roads); possibly threatened by competition with nonnative plants.
Taxonomy: Previously identified as A. coronata var. vallicola; separated from that taxon by having longer, broader leaves and flabellate diaspores (vs shorter, narrower leaves and cuneate diaspores in var. vallicola).

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

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

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

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)

Quads: Name (Quad Code)

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

No Counties to display. No Quads to display.

Presumed Extant

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Selected References

CNPS Status Review:	Proposed Addition to California Rare Plant Rank 1B.3, G2G3/S2S3 (2024)
Original Description:	Madroño 70(2): 104–113 (2023)