North Main Divide Road, Santiago Peak, Cleveland National Forest, Orange County, CA. 5-9-09. © Peter J. Bryant |
Chaparral Whitethorn Ceanothus leucodermis Rhamnaceae A 6-12 ft.
evergreen shrub common to abundant on dry rocky or sandy slopes in chaparral at
the highest elevations in the Santa Ana Mountains (Roberts). It has pale green smooth bark with short spreading spiny branchlets.
Fruit is sticky, Back to Rhamnaceae of Orange County, California |
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Branches are whitish-gray, ending in spreading, rigid, thorn-like twigs - a distinctive feature that differentiates this species from many others in the group. © Joan Avise. |
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Bell View Trail, E of Robinson Ranch, 2-12-15. © Ron Vanderhoff. |
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North Main Divide Road, Santiago Peak, Cleveland National Forest, Orange County, CA. 5-9-09. © Peter J. Bryant |
North Main Divide Road, Santiago Peak, Cleveland National Forest, Orange County, CA. 5-9-09. © Peter J. Bryant |
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North Main Divide Road, Santiago Peak, Cleveland National Forest, Orange County, CA. 5-9-09. © Peter J. Bryant |
North Main Divide Road, Santiago Peak, Cleveland National Forest, Orange County, CA. 5-9-09. © Peter J. Bryant |
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Fruits. Left: Ceanothus leucodermis; Right: Ceanothus spinosus. Los Pinos Trail, Upper Trabuco, etc. 4-30-15. © Ron Vanderhoff. |
Fruits. Left: Ceanothus leucodermis; Right: Ceanothus spinosus. Los Pinos Trail, Upper Trabuco, etc. 4-30-15. © Ron Vanderhoff. |
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Associated Insects | ||
European Earwig, Forficula auricularia |
Blood-necked Longhorned Beetle, Callimoxys sanguinicollis |
Thrips, Thripidae |