Sighting for April 2, 2018
David H. Bartholomew
Rancho San Antonio Open Space Preserve
Santa Clara County, CA
- Pale Swallowtail 2
- Mustard White 12
- Sara Orangetip 3
- Bramble Hairstreak 4
- Brown Elfin 1
- Spring Azure 9
- Silvery Blue 6
- Acmon Blue 2
- Mylitta Crescent 1
- California Tortoiseshell 1
- California Sister 1
- Common Ringlet 12
- Propertius Duskywing 5
- Mournful Duskywing 4
Propertius Duskywing
Bramble Hairstreak
Brown Elfin
Sara Orangetip
Pale Swallowtail
California Sister
Noon to 4:30, about 70 degrees, 8 miles of walking. Mostly, the butterflies seen were on the Wildcat Canyon and Chamise Trails.