Sighting for September 5, 2015

Michael Drake

Moris Arboretum
Philadelphia County, PA

Peck’s Skipper was everywhere.

  • Black Swallowtail 1
  • Eastern Tiger Swallowtail 7
  • Cabbage White 55
  • Clouded Sulphur 32
  • Orange Sulphur 41
  • Cloudless Sulphur 1
  • Eastern Tailed-Blue 2
  • Variegated Fritillary 4
  • Great Spangled Fritillary 3
  • Meadow Fritillary 1
  • Pearl Crescent 8
  • Eastern Comma 1
  • Common Buckeye 1
  • Monarch 12
  • Silver-spotted Skipper 4
  • Horace's Duskywing 2
  • Wild Indigo Duskywing 7
  • Least Skipper 43
  • Fiery Skipper 2
  • Peck's Skipper 101
  • Tawny-edged Skipper 2
  • Sachem 177
  • Dun Skipper 1