Taxon Details

Eriogonum pyrolifolium var. pyrolifolium

pyrola-leaved buckwheat

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Photo of Eriogonum pyrolifolium var. pyrolifolium

Taxon Summary:

Eriogonum pyrolifolium var. pyrolifolium, commonly known as pyrola-leaved buckwheat, is a perennial herb in the Polygonaceae that is found in California and elsewhere. It occurs within Alpine boulder and rock field (pumice, and sandy or gravelly), growing at elevations from 1675 to 3200 meters. Eriogonum pyrolifolium var. pyrolifolium is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.

Classification

Scientific Name: Eriogonum pyrolifolium Hook. var. pyrolifolium
Common Name: pyrola-leaved buckwheat
Family:	Polygonaceae
Element Code:	PDPGN084Z2
USDA Plants Symbol:	ERPYP
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.3
Fed List:	None
State List:	None
Global Rank:	G4T4
State Rank:	S3
Other Status:
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jul-Sep

Elevation:
1675 - 3200 meters
5495 - 10500 feet

General Habitats:

Alpine boulder and rock field (pumice, sandy or gravelly)

Microhabitat Details:

Microhabitat:

Notes

Notes: See E. pyrolifolium in The Jepson Manual. See Phytologia 66(4):355-356 (1989) 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	%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					15
A	B	C	D	X	U
3	0	0	0	0	12

Occurrence Status:
Historical >20 Years	12
Recent <=20 Years	3

Presence:
Presumed Extant	15
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Idaho (ID), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Lassen (LAS), Shasta (SHA), Siskiyou (SIS)

Quads: Name (Quad Code)
Bogard Buttes (4012152), Lassen Peak (4012145), Little Glass Mtn. (4112156), Manzanita Lake (4012155), McCloud (4112232), Medicine Lake (4112155), Mt. Harkness (4012143), Mt. Shasta (4112242), Prospect Peak (4012153), Reading Peak (4012144), Red Cinder (4012142), West of Kephart (4112154), West Prospect Peak (4012154)

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