[Butterflies of Mount Adams Country]

A field crescent collecting salts off my binocular straps at the Shorthorn Trail #9 trailhead at Morrison Creek Camp, Gifford Pinchot National Forest.......July 7, 2021.

Field crescents observed at Morrison Creek Forest Camp and along the Shorthorn Trail #16, Mount Adams Wilderness.....July 22, 2024.

The photo at left shows the upperwing pattern of a field crescent as seen just above Island Springs or on the lower slopes of Little Mt. Adams to the east of Mt. Adams........August 12, 2006. This individual evidently landed upon the pumice slope to await the passage of a large cloud which briefly cooled the surroundings. The photo at right shows the underside of the wings of a field crescent (left) and snowberry checkerspot (right) on heart-leaved buckwheat (Eriogonum compositum) seen along the Island Springs Trail #66........July 17, 2006.

The photo at left shows the underwing pattern of a field crescent as seen just above Island Springs or on the lower slopes of Little Mt. Adams to the east of Mt. Adams.........August 12, 2006. This is the same individual seen in the photo above. The photo at right shows a field crescent on heart-leaved buckwheat (Eriogonum compositum) seen along the Island Springs Trail #66........July 17, 2006.

The photo at left shows a male field crescent mudding in a riparian area along Road K1000 to the east of the Mt. Adams Highway.........July 2, 2007. The photo at right shows a tattered field crescent resting upon squirreltail bottlebrush (Elymus elymoides - formerly Sitanion hystrix) as seen at Crooked Falls in Bird Creek Meadows, Mt. Adams.......August 13, 2006.

The photo at left shows a field crescent as seen in wetlands along Road K1000 to the east of the Mt. Adams Highway at the eastern foot of Mt. Adams......June 17, 2007. The photo at right shows a field crescent on meadow hawkweed (Hieracium caespitosum) in wetlands along Road K1000 to the east of the Mt. Adams Highway at the eastern foot of Mt. Adams........June 17, 2007.