Sighting for June 17, 2014

Jan Chu

Walker Ranch Open Space, Meyer's Homestead Trail
Boulder County, CO

Parnassius smintheus, Anthocharis sara julia, Callophrys affinis are some of our local species. One alba form of the Colias philodice is always a treat. Trail is easily accessible and open to the public. 7,600 ft in elevation through dry meadows and Ponderosa Pines with many puddles that bring the butterflies.

  • Phoebus Parnassian 6
  • Pale Swallowtail 1
  • Checkered White 1
  • Cabbage White 1
  • Large Marble 6
  • Sara Orangetip 1
  • Clouded Sulphur 4
  • Orange Sulphur 3
  • Dainty Sulphur 1
  • Bramble Hairstreak 15
  • Reakirt's Blue 1
  • Spring Azure 1
  • Dotted Blue 31
  • Arrowhead Blue 1
  • Silvery Blue 2
  • Melissa Blue 1
  • Boisduval's Blue 19
  • Arctic Blue 1
  • Silvery Checkerspot 7
  • Northern Checkerspot 4
  • Northern Crescent 7
  • Field Crescent 5
  • Variable Checkerspot 2
  • Red Admiral 1
  • Weidemeyer's Admiral 1
  • Common Ringlet 28
  • Common Alpine 7
  • Uhler's Arctic 5
  • Monarch 1
  • Pacuvius Duskywing 2
  • Persius Duskywing 7

Arctic Blue

Northern Checkerspot