Sighting for September 1, 2019
Curtis A. Lehman
Forest Hills
Allegheny County, PA
- Pipevine Swallowtail
- Giant Swallowtail
- Eastern Tiger Swallowtail
- Cabbage White
- Orange Sulphur
- Gray Hairstreak
- Eastern Tailed-Blue
- 'Summer' Spring Azure
- Pearl Crescent
- Painted Lady
- Red-spotted Purple
- Hackberry Emperor
- Monarch
- Silver-spotted Skipper
- Common Checkered-Skipper
- Peck's Skipper
- Sachem
- Zabulon Skipper