CNPS Inventory Plant Detail

Eriogonum pyrolifolium var. pyrolifolium

Common Name:	pyrola-leaved buckwheat
Family:	Polygonaceae
Synonyms:
Element Code:	PDPGN084Z2
Full Name:	Eriogonum pyrolifolium Hook. var. pyrolifolium
USDA PLANTS Symbol:	ERPYP

Biology
Lifeform: perennial herb Blooming Period: July - September Habitat: • Alpine boulder and rock field (sandy or gravelly, pumice)

Rarity Status

CA Rare Plant Rank: 2.3
Rare, threatened, or endangered in California, but more common elsewhere
.3: Not very endangered in California
Federal Listing Status:
Not Listed
State Listing Status:
Not Listed
State Rank: S3
S3: Vulnerable.
Global Rank: G4T4
T4: Apparently secure, considering populations outside California. G4: (species) Apparently secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 15
Element Occurrence Ranks:

A B C D X U

3 0 0 0 0 12

Population Status:

Historic >20 yrs	Recent <=20 yrs
10	5

Presence:

Present Extant	Possibly Extirpated	Extirpated
15	0	0

Notes
See E. pyrolifolium in The Jepson Manual. See Phytologia 66(4):355-356 (1989) for taxonomic treatment. To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page. Date Added: 2001-01-01 Last Update: 2010-03-15

Location

Elevation: 1675 - 3200 meters

California Endemic: no

States: California, Idaho, Oregon, Washington

California Counties and Islands: name (code)
Lassen (LAS), Shasta (SHA), Siskiyou (SIS)

Quads: name (DWR code) USGS code
Red Cinder (624B) 40121D2, Reading Peak (625B) 40121D4, Lassen Peak (626A) 40121D5, West Prospect Peak (643C) 40121E4, Manzanita Lake (644D) 40121E5, Mt. Shasta (698B) 41122D2, McCloud (698C) 41122C2, Little Glass Mtn. (713C) 41121E6, Medicine Lake (713D) 41121E5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

1337

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-121.5,40.5