Taxon Report

Ditaxis claryana (Jeps.) Webster

glandular ditaxis

Print Report

Taxon Summary

Ditaxis claryana, commonly known as glandular ditaxis, is a perennial herb in the Euphorbiaceae that is found in California and elsewhere. It occurs within Mojavean desert scrub, and Sonoran desert scrub, growing at elevations from 0 to 465 meters. Ditaxis claryana is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Classification


Scientific Name:	Ditaxis claryana (Jeps.) Webster
Common Name:	glandular ditaxis
Family:	Euphorbiaceae
Element Code:	PDEUP080L0
USDA Plants Symbol:
Synonyms/Other Names:	Ditaxis adenophora (Gray) Pax & K. Hoffm. Ditaxis clariana

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: Oct-Mar	Oct-Mar
Elevation:	0-465 (0-1525)
General Habitats:	Mojavean desert scrub, Sonoran desert scrub
Microhabitat:	Sandy
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.2
Global Rank:	G3G4
State Rank:	S2
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:	26
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	5
Poor (D)	0
None (X)	1
Unknown (U)	20

Location


California Endemic: False
California Counties and Islands: Name (Code)
Imperial (IMP), Riverside (RIV), San Bernardino (SBD)
Quads: Name (Quad Code)
Amboy (3411556), Arica Mountains (3411418), Chuckwalla Spring (3311542), Corn Spring (3311563), Cross Roads (3411422), Gene Wash (3411432), Indio (3311662), Iris (3311524), La Quinta (3311663), Little Picacho Peak (3211485), Martinez Mtn. (3311653), Ogilby (3211477), Parker (3411423), Parker SW (3411414), Picacho (3311415), Picacho Peak (3211486), Picacho SW (3311416), Quartz Peak (3311417), Rancho Mirage (3311664), Sidewinder Well (3311562), Snaggletooth (3411456), Vidal (3411415)

Threat List Data from the CNDDB


Threat List Total:	4
EOs with Threat Listed:	Total EOs	% of EOs
	4	15 %
Foot traffic/trampling	2	7%
Non-native animal impacts	2	7%
ORV activity	2	7%
Vandalism/dumping/litter	1	3%

Notes



Possibly threatened by vehicles, foot traffic, and illegal dumping.
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 May 2025].