Taxon Report

Robinia neomexicana Gray

New Mexico locust

Print Report

Taxon Summary

Robinia neomexicana, commonly known as New Mexico locust, is a perennial deciduous shrub in the Fabaceae that is found in California and elsewhere. It occurs within Pinyon and juniper woodland, growing at elevations from 1500 to 1770 meters. Robinia neomexicana is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.

Classification


Scientific Name:	Robinia neomexicana Gray
Common Name:	New Mexico locust
Family:	Fabaceae
Element Code:	PDFAB3G070
USDA Plants Symbol:	RONE
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial deciduous shrub
Blooming Period: May-Jul	May-Jul
Elevation:	1500-1770 (4920-5805)
General Habitats:	Pinyon and juniper woodland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.3
Global Rank:	G4
State Rank:	S1
State List:	None
Fed List:	None
Other Status:	IUCN_LC
CRPR Changes:	changed from 2.3 to 2B.3 on 2013-06-12

Occurrence Data from the CNDDB


Total Occurrences:	1
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	1

Location


California Endemic: False
California Counties and Islands: Name (Code)
San Bernardino (SBD)
Quads: Name (Quad Code)
Mid Hills (3511524)

Threat List Data from the CNDDB


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

Notes



Known in CA only from Mid Hills. See Memoirs of the American Academy of Arts and Sciences 2(5):314 (1854) for original description, and Castanea 49:194-195 (1984) 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 30 January 2025].