Ceanothus pauciflorus Moc. & Sessé Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rhamnaceae genus Ceanothus species Ceanothus pauciflorus Name Homonyms Ceanothus pauciflorus Moc. & Sessé ex DC. Ceanothus pauciflorus Moc. & Sessé