Taxon Report

Eriogonum glandulosum (Nutt.) Nutt. ex Benth.

glandular buckwheat

Print Report

Taxon Summary

Eriogonum glandulosum, commonly known as glandular buckwheat, is a annual herb in the Polygonaceae that is found in California and elsewhere. It occurs within Mojavean desert scrub, growing at elevations from 400 to 1950 meters. Eriogonum glandulosum is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Eriogonum glandulosum (Nutt.) Nutt. ex Benth.
Common Name:	glandular buckwheat
Family:	Polygonaceae
Element Code:	PDPGN082C0
USDA Plants Symbol:	ERGL4
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: May-Nov	May-Nov
Elevation:	400-1950 (1310-6400)
General Habitats:	Mojavean desert scrub
Microhabitat:	Carbonate (often), Dry, Gravelly, Rocky, Sandy, Slopes, Washes
Microhabitat Details:	canyon bottoms and foothills of desert mountains, often on limestone or dolomite

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G2G4
State Rank:	S3
State List:	None
Fed List:	None
Other Status:
CRPR Changes:	changed from to 4.3 on 2023-06-29

Occurrence Data from the CNDDB


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

Location


California Endemic: False
California Counties and Islands: Name (Code)

Quads: Name (Quad Code)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	0 %

Notes




Threats:

Taxonomy:
Distinguished by the combination of leaves strictly basal, pilose-hirsutulous and slightly glandular on both surfaces (not tomentose or floccose-tomentose), stems intricately branched and stipitate-glandular throughout (not glabrous or glandular only towards the base), and flowers pubescent (not glabrous) and pink or whitish with red midveins (not yellow).

Selected References

Proceedings of the Academy of Natural Sciences of Philadelphia 4(1): 19 (1848)

Prodromus [A. P. de Candolle] 14(1): 21 (1856)

Phytologia 66: 295–414 (1989)

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 14 December 2025].