Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1401965

Western White
Pontia occidentalis

Observation date: May 19, 2025
Submitted by: MAKI
Specimen type: Photograph
Observation notes: Summit of Clarks Peak, 7,179 elevation.
Status: Resident
Verified by: Ken Davenport
Verified date: May 27, 2025
Coordinator notes: It is with some reluctance I identify this as a Western White because Checkered White form "vernalis" can look much the same, but at that location and elevation, this is my best guess-Ken Davenport
Checklist region(s): United States, California, Lassen County