Pale, round, blotches in a leaf from feeding by adult serpentine leafminers, Liriomyza trifolii, and portions of larval tunnel (bottom).

Leaf stippling on chrysanthemum from adult serpentine leafminers feeding and mine by larva, UC Davis Credit: Jack Kelly Clark
Pale, round, blotches in a leaf from feeding by adult serpentine leafminers, Liriomyza trifolii, and portions of larval tunnel (bottom). Credit: Jack Kelly Clark