Taxon Details

Almutaster pauciflorus

alkali marsh aster

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Taxon Summary:

Almutaster pauciflorus, commonly known as alkali marsh aster, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Meadows and seeps, growing at elevations from 240 to 800 meters. Almutaster pauciflorus is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Almutaster pauciflorus (Nutt.) Á. Löve & D. Löve
Common Name: alkali marsh aster
Family:	Asteraceae
Element Code:	PDASTEL010
USDA Plants Symbol:	ALPA14
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.2
Fed List:	None
State List:	None
Global Rank:	G4
State Rank:	S1S2
Other Status:	SB_CalBG/RSABG
CRPR Changes: added to 2B.2 on 2017-03-14
Add Date:	2017-03-14
Date Edited:	2023-05-02

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Oct

Elevation:
240 - 800 meters
785 - 2625 feet

General Habitats:

Meadows and seeps

Microhabitat Details:

Microhabitat:

Alkaline

Notes

Notes: Potentially threatened by development, habitat alteration, and habitat loss. Possibly threatened by hydrological alterations. See The Genera of North American Plants 2:154 (1818) for original description, and Taxon 31(2):356 (1982) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	3
	Total EOs	% of EOs
EOs with Threat Listed:	3	43 %
Other	2	28%
Road/trail construction/maint.	1	14%
Altered flood/tidal/hydrologic regime	1	14%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					7
A	B	C	D	X	U
0	0	0	0	1	6

Occurrence Status:
Historical >20 Years	5
Recent <=20 Years	2

Presence:
Presumed Extant	6
Possibly Extirpated	1
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), California (CA), Colorado (CO), Montana (MT), Nevada (NV), New Mexico (NM), North Dakota (ND), South Dakota (SD), Utah (UT), Wyoming (WY)

California Counties and Islands: Name (Code)
Inyo (INY), Kern (KRN), Riverside (RIV), San Bernardino (SBD)

Quads: Name (Quad Code)
Lake Isabella North (3511864), Lake Isabella South (3511854), Murrieta (3311752), Old Ibex Pass (3511664), Palm Springs (3311675), Palm View Peak (3311665), Pechanga (3311741), Resting Spring (3511682), Shoshone (3511683), Soda Lake North (3511621), Temecula (3311742)

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