California-lilac
Guides
Aphis ceanothi
California Lilac Aphid
Aphis ceanothi is an aphid species first described by Clarke in 1903. It is commonly known as the California Lilac Aphid, reflecting its association with Ceanothus (California lilac) host plants. The species is currently accepted in taxonomic databases, though some sources list it as a synonym. As a member of the genus Aphis, it shares the characteristic pear-shaped body and cornicles typical of this large aphid genus.