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127 buckthorn family species
Rhamnus smithii
Ceanothus divergens
Rhamnella franguloides
Alphitonia zizyphoides
Ceanothus otayensis
Ceanothus purpureus
Pomaderris phylicifolia
Ceanothus decornutus
Rhamnus leptophylla
Ceanothus hearstiorum
Ceanothus impressus
Ceanothus lemmonii
Ceanothus megacarpus
Ceanothus ophiochilus
Ceanothus depressus
Ziziphus mucronata
Colletia spinosissima
Condaliopsis obtusifolia
Ceanothus oliganthus
Ceanothus confusus
Ceanothus dentatus
Ceanothus fresnensis
Frangula caroliniana
Ziziphus mauritiana
Alphitonia ponderosa
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