Buckbrush, Buck Brush, Fendler Ceanothus, Fendler's Ceanothus: Ceanothus fendleri
Desert Ceanothus, Gregg Ceanothus: Ceanothus greggii
Deerbrush: Ceanothus integerrimus
Martin's Ceanothus: Ceanothus martinii
Cup-leaved Ceanothus: Ceanothus perplexans (Synonym: Ceanothus greggii var. perplexans