Species Details

Atriplex cordulata var. cordulata

heartscale

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Photo of Atriplex cordulata var. cordulata

Classification

Scientific Name: Atriplex cordulata Jeps. var. cordulata
Common Name: heartscale
Family:	Chenopodiaceae
Element Code:	PDCHE040B0
USDA Plants Symbol:
Synonyms/Other Names: Atriplex cordulata

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G3T2
State Rank:	S2
Other Status:	BLM_S
CRPR Changes:
Add Date:	1988-01-01
Date Edited:	2024-06-04

Ecology and Life History

Lifeform: annual herb

Blooming Period: Apr-Oct

Elevation:
0 - 560 meters
0 - 1835 feet

General Habitats:

Chenopod scrub
Meadows and seeps
Valley and foothill grassland (sandy)

Microhabitat Details: sometimes saline

Microhabitat:

Alkaline (sometimes)

Notes

Notes:
Threats: Threatened by competition from non-native plants. Possibly threatened by trampling.
Taxonomy: Similar to A. coronata var. coronata.

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	8
	Total EOs	% of EOs
EOs with Threat Listed:	29	44 %
Grazing	12	18%
Agriculture	8	12%
Development	7	10%
Road/trail construction/maint.	4	6%
Foot traffic/trampling	3	4%
Dam/Inundation	2	3%
Non-native plant impacts	2	3%
Waterway bank protection/maintenance	1	1%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					66
A	B	C	D	X	U
6	11	8	0	12	29

Occurrence Status:
Historical >20 Years	59
Recent <=20 Years	7

Presence:
Presumed Extant	54
Possibly Extirpated	2
Presumed Extirpated	10

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Alameda (ALA), Butte (BUT), Colusa (COL), Contra Costa (CCA), Fresno (FRE), Glenn (GLE), Kern (KRN), Madera (MAD), Merced (MER), San Joaquin (SJQ)*, Solano (SOL), Stanislaus (STA)*, Tulare (TUL), Yolo (YOL)*

Quads: Name (Quad Code)
Altamont (3712166), Arena (3712036), Berenda (3712012), Birds Landing (3812127), Bliss Ranch (3712014), Bonita Ranch (3612082), Byron Hot Springs (3712176), Ceres (3712058), Chowchilla (3712013)*, Clifton Court Forebay (3712175), Conner (3511921), Crows Landing (3712141)*, Davis (3812156)*, Denair (3712057), Denverton (3812128), Dozier (3812137), El Nido (3712024)*, Elmira (3812138), Firebaugh NE (3612083), Goshen (3611934), Gravelly Ford (3612072), Gustine (3712038), Ingomar (3712028), Jamesan (3612062), Kerman (3612061)*, Logandale (3912242), Lokern (3511945), Los Banos (3712017), Maricopa (3511914), Mendota Dam (3612073), Meridian (3912128), Merritt (3812157), Millux (3511922), Mouth of Kern (3511923), Pennington (3912137), Plainsburg (3712023), Poso Farm (3612084), San Luis Ranch (3712027), Sandy Mush (3712025), Stevinson (3712037), Stockton West (3712183), Taft (3511924), Tranquillity (3612063), Tupman (3511933), Turner Ranch (3712026), Volta (3712018)*

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