Species Details

Parkinsonia microphylla

little-leaved palo verde

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Classification

Scientific Name: Parkinsonia microphylla Torr
Common Name: little-leaved palo verde
Family:	Fabaceae
Element Code:	PDFAB2Z030
USDA Plants Symbol:	PAMI5
Synonyms/Other Names: Cercidium microphyllum (Torr.) Rose & I.M. Johnst.

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S3
Other Status:	SB_USDA
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial deciduous shrub

Blooming Period: Apr-May

Elevation:
45 - 1070 meters
150 - 3510 feet

General Habitats:

Mojavean desert scrub (gravelly, rocky)

Microhabitat Details:

Microhabitat:

Notes

Notes: Known in CA only from along the Colorado River. Threatened by development. Hybrids with C. floridum ssp. floridum reported. See Report of the Pacific Railroad Expedition 4:82 (1857) for original description, Contributions from the Gray Herbarium 70:66 (1924) for revised nomenclature, and Proceedings of the California Academy of Sciences IV 40:24-27 (1974) for taxonomic treatment.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					0
A	B	C	D	X	U
0	0	0	0	0	0

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), Sonora, Mexico (SO)

California Counties and Islands: Name (Code)
Riverside (RIV), San Bernardino (SBD)

Quads: Name (Quad Code)
Castle Rock (3411454), Chemehuevi Peak (3411455), Cross Roads (3411422), Gene Wash (3411432), Hayfield Spring (3311565), Hemet (3311668), Lake Havasu City South (3411443), Parker (3411423), Topock (3411464), Whipple Wash (3411433)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory