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 | | SUPPLEMENTARY INFORMATION: Background Berberis nevinii (Nevin's barberry), Ceanothus ophiochilus (Vail Lake ceanothus), Fremontodendron mexicanum (Mexican flannelbush), and Nolina interrata (Dehesa beargrass) occur in restricted and localized populations from the interior foothills of Los Angeles, Riverside, and San Bernardino Counties, California, south through San Diego County to northwestern Baja California, Mexico. |
 | | These factors and their application to Ceanothus ophiochilus S. Boyd, T. Ross and L. Arnseth (Vail Lake ceanothus), Berberis nevinii A. Gray (Nevin's barberry), Fremontodendron mexicanum Davidson (Mexican flannelbush), and Nolina interrata H. Gentry (Dehesa beargrass), are as follows: A. The present or threatened destruction, modification, or curtailment of their habitat or range. |
 | | The specific soil and/or hydrologic requirements of the four plant taxa considered herein, naturally limit their distribution to clay soils formed from gabbro and alluvial scrub (sandy washes and terraces) within the chaparral plant community. |
| www.cdpr.ca.gov /docs/es/estext/fr100295.txt (9107 words) |
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