Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1369091

Black Swallowtail
Papilio polyxenes

Observation date: July 14, 2020
Submitted by: Jeff Hansen
Specimen type: Photograph
Observation notes: this is on either sium suave I believe, but could be water hemlock. growing in wet area of river bottom
Status: Resident
Verified by: J_Martineau
Verified date: August 24, 2023
Coordinator notes: None.
Checklist region(s): United States, South Dakota, Davison County