Taxon Report

Eriogonum nudum Benth. var. paralinum Rev.

Del Norte buckwheat

Print Report

Taxon Summary

Eriogonum nudum var. paralinum, commonly known as Del Norte buckwheat, is a perennial herb in the Polygonaceae that is found in California and elsewhere. It occurs within Coastal bluff scrub, and Coastal prairie, growing at elevations from 5 to 80 meters. Eriogonum nudum var. paralinum is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification


Scientific Name:	Eriogonum nudum Benth. var. paralinum Rev.
Common Name:	Del Norte buckwheat
Family:	Polygonaceae
Element Code:	PDPGN08498
USDA Plants Symbol:	ERNUP
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Jun-Sep	Jun-Sep
Elevation:	5-80 (15-260)
General Habitats:	Coastal bluff scrub, Coastal prairie
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.2
Global Rank:	G5T2
State Rank:	S1
State List:	None
Fed List:	None
Other Status:
CRPR Changes:	changed from 2.2 to 2B.2 on 2013-06-12

Occurrence Data from the CNDDB


Total Occurrences:	4
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	4

Location


California Endemic: False
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Crescent City (4112472), Requa (4112451), Sister Rocks (4112462)

Threat List Data from the CNDDB


Threat List Total:	1
EOs with Threat Listed:	Total EOs	% of EOs
	2	50 %
Development	2	50%

Notes



This variety is the coastal expression of E. nudum. On review list in OR. See Phytologia 66(3):258 (1989) for original description and 66(4):329-331 (1989) for taxonomic treatment.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 3 July 2025].