Taxon Details

Tidestromia eliassoniana

Eliasson's woolly tidestromia

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Taxon Summary:

Tidestromia eliassoniana, commonly known as Eliasson's woolly tidestromia, is a annual herb in the Amaranthaceae that is found in California and elsewhere. It occurs within Mojavean desert scrub, growing at elevations from 655 to 2105 meters. Tidestromia eliassoniana is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Tidestromia eliassoniana (Sánch. Pino & Flores Olv.) Sánch. Pino
Common Name: Eliasson's woolly tidestromia
Family:	Amaranthaceae
Element Code:	PDAMA0J070
USDA Plants Symbol:
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:	G5
State Rank:	S2
Other Status:
CRPR Changes: added to 2B.2 on 2018-01-30
Add Date:	2018-01-30
Date Edited:	2021-06-03

Ecology and Life History

Lifeform: annual herb

Blooming Period: Jul-Oct

Elevation:
655 - 2105 meters
2150 - 6905 feet

General Habitats:

Mojavean desert scrub

Microhabitat Details:

Microhabitat:

Clay
Flats
Gravelly
Rocky
Volcanic

Notes

Notes: Threatened by overgrazing. See Novon 12(3):401-406 (2002) for original description, and Taxon 59(1):46 (2010) for revised nomenclature.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	3	60 %
Grazing	3	60%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					5
A	B	C	D	X	U
0	0	0	0	0	5

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	2

Presence:
Presumed Extant	5
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), New Mexico (NM), Sonora, Mexico (SO), Utah (UT)

California Counties and Islands: Name (Code)
Imperial (IMP), San Bernardino (SBD)

Quads: Name (Quad Code)
Blind Hills (3411573), Imperial Reservoir (3211484), Laguna Dam (3211474), Van Winkle Spring (3411575), Whipple Mts. SW (3411434)

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