San Jose scale

(san hō zā′)

a scale insect (Quadraspidiotus perniciosus) that is very destructive to fruit trees and ornamental shrubs

Origin: after San Jose, Calif., where first observed in the U.S.

See San Jose scale in American Heritage Dictionary 4

noun
A destructive scale insect (Aspidiotus perniciosus) that damages fruit trees and fruit-bearing plants.

Origin:

Origin: After San Jose, California

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