Synonyms
Ceanothus sorediatus Hook. & Arn.
Ceanothus oliganthus subsp. sorediatus (Hook. & Arn.) C.L.Schmidt
Ceanothus sorediatus var. glaber S.Watson
Ceanothus intricatus Parry
Ceanothus hirsutus var. glaber (S.Watson) S.Watson
Ceanothus nitidus Torr.
Ceanothus collinus Douglas ex Knowles & Westc.