DISTRIBUTION AND OCCURRENCE
SPECIES: Ceanothus leucodermis | Chaparral Whitethorn 



GENERAL DISTRIBUTION : 
Chaparral whitethorn occurs from Mexico through the ranges of cismontane
southern California, northward along the inner Coast Ranges and Sierra
Nevada to northern California [33].


ECOSYSTEMS : 
   FRES20  Douglas-fir
   FRES21  Ponderosa pine
   FRES23  Fir - spruce
   FRES28  Western hardwoods
   FRES34  Chaparral - mountain shrub


STATES : 
     CA  MEXICO


ADMINISTRATIVE UNITS : 
     KICA  SAMO  SEQU


BLM PHYSIOGRAPHIC REGIONS : 
    3  Southern Pacific Border
    4  Sierra Mountains
    7  Lower Basin and Range


KUCHLER PLANT ASSOCIATIONS : 
   K005  Mixed conifer forest 
   K029  California mixed evergreen forest
   K030  California oakwoods
   K033  Chaparral
   K035  Coastal sagebrush


SAF COVER TYPES : 
   243  Sierra Nevada mixed conifer
   247  Jeffrey pine
   255  California coast live oak
   237  Interior ponderosa pine


SRM (RANGELAND) COVER TYPES : 
NO-ENTRY


HABITAT TYPES AND PLANT COMMUNITIES : 
Chaparral whitethorn, along with other species of ceanothus such as
deerbrush (Ceanothus integerrimus), wedgeleaf ceanothus (C. cuneatus),
and desert ceanothus (C. greggii), occurs as a dominant or codominant in
a number of desert chaparral and mixed chaparral communities of southern
California.  Chaparrral whitethorn also commonly occurs with the
following species: hoaryleaf ceanothus (C. crassifolius), California
white oak (Quercus lobata), interior live oak (Q. wislizenii), scrub oak
(Q.  dumosa), bigberry manzanita (Arctostaphylos glauca), black sage
(Salvia mellifera), chamise (Adenostoma fasciculatum), silktassel
(Garrya spp.), sugar sumac (Rhus ovata), California buckthorn (Rhamnus
californica), and California buckwheat (Eriogonum fasiculatum)
[5,19,31,32,35].

Chaparral whitethorn is listed as a dominant, codominant, or indicator
species in the following publications:

Vegetation of the San Bernardino Mountains [31]
A vegetation classification system applied to southern California [37]
The vascular plant communities of California [45]

Related categories for Species: Ceanothus leucodermis | Chaparral Whitethorn