Taxon Details

Trifolium andersonii ssp. andersonii

Anderson's clover

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Taxon Summary:

Trifolium andersonii ssp. andersonii, commonly known as Anderson's clover, is a perennial herb in the Fabaceae that is found in California and elsewhere. It occurs within Great Basin scrub, Lower montane coniferous forest, Meadows and seeps, and Pinyon and juniper woodland, growing at elevations from 900 to 2440 meters. Trifolium andersonii ssp. andersonii is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification

Scientific Name: Trifolium andersonii A. Gray ssp. andersonii
Common Name: Anderson's clover
Family:	Fabaceae
Element Code:	PDFAB40055
USDA Plants Symbol:	TRANA2
Synonyms/Other Names: Trifolium andersonii var. andersonii
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G5T5
State Rank:	S4
Other Status:	SB_UCSC; SB_USDA
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Jul

Elevation:
900 - 2440 meters
2955 - 8005 feet

General Habitats:

Great Basin scrub
Lower montane coniferous forest
Meadows and seeps
Pinyon and juniper woodland

Microhabitat Details:

Microhabitat:

Notes

Notes: Does plant occur in INY Co.? See Proceedings of the American Academy of Arts and Sciences 6:522 (1865) for original description, and Canadian Journal of Botany 50(10):1996-1997 (1972) for taxonomic treatment.
Threats:
Taxonomy:

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), Nevada (NV), Oregon (OR)

California Counties and Islands: Name (Code)
Lassen (LAS), Plumas (PLU), Sierra (SIE)

Quads: Name (Quad Code)
Calpine (3912064), Janesville (4012035), Letterbox Hill (4112018), Portola (3912074), Reconnaissance Peak (3912073), Whitinger Mtn. (4012086)

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