Taxon Report

Horsfordia newberryi (Wats.) Gray

Newberry's velvet-mallow

Print Report

Taxon Summary

Horsfordia newberryi, commonly known as Newberry's velvet-mallow, is a perennial shrub in the Malvaceae that is found in California and elsewhere. It occurs within Sonoran desert scrub, growing at elevations from 3 to 800 meters. Horsfordia newberryi is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Horsfordia newberryi (Wats.) Gray
Common Name:	Newberry's velvet-mallow
Family:	Malvaceae
Element Code:	PDMAL0J020
USDA Plants Symbol:	HONE
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial shrub
Blooming Period: Feb-Dec	Feb-Dec
Elevation:	3-800 (10-2625)
General Habitats:	Sonoran desert scrub
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G5
State Rank:	S4
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

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)
Imperial (IMP), Riverside (RIV), San Diego (SDG)
Quads: Name (Quad Code)
Agua Caliente Springs (3211683), Araz (3211476), Borrego Mountain SE (3311611), Borrego Palm Canyon (3311634), Borrego Sink (3311623), Carrizo Mtn. (3211671), Clark Lake (3311633), Earthquake Valley (3311614), Fonts Point (3311632), Harper Canyon (3311612), Hedges (3211487), Indio (3311662), Jacumba (3211662), Julian (3311615), Little Picacho Peak (3211485), Martinez Mtn. (3311653), Oasis (3311641), Painted Gorge (3211578), Palm Springs (3311675), Picacho Peak (3211486), Picacho SW (3311416), Quartz Peak (3311417), Sweeney Pass (3211672), Tubb Canyon (3311624), Valerie (3311652)

Threat List Data from the CNDDB


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

Notes



See Proceedings of the American Academy of Arts and Sciences 11:125 (1876) for original description and 22:297 (1887) for revised nomenclature.
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 5 July 2025].