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Pale tiger swallowtail butterfly

Eastern Washington

Picture of pale tiger swallowtail butterfly or Papilio eurymedon, sampling yarrow
Pale tiger swallowtail butterfly or Papilio eurymedon

The larval host plants for pale swallowtail butterflies (Papilio eurymedon) include ocean spray, bittercherry, serviceberry, ceanothus, including mountain balm.

 
Pale swallowtail butterfly with two-tailed swallowtail at Lake Roosevelt, Washington
Pale swallowtail butterfly
with two-tailed swallowtail at Lake Roosevelt

Pale tiger swallowtail butterfly or Papilio eurymedon
Pale tiger swallowtail butterfly or Papilio eurymedon

Pale tiger swallowtail butterfly picture
Pale tiger swallowtail butterfly