Ceanothus griseus
Ceanothus thyrsiflorus var. griseus Trel.
Ceanothus thyrsiflorus var. griseus
Alameda County: Sugar Loaf, Strawberry Canon, Berkeley.
Acc. Jepson Manual II (online), 2011
Morris Halperin
CONTINENT_DERIVED_FROM_COORDINATES TAXON_MATCH_TAXON_ID_IGNORED INSTITUTION_MATCH_FUZZY COLLECTION_MATCH_FUZZY