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Orange Sulphur  -- Colias eurytheme

Calvert County
10/11/2000

Calvert County
3/30/06

Calvert County
3/30/06

Calvert County
3/30/06

Calvert County
7/15/05

Calvert County
6/23/05


Newly laid egg on left; egg on right is ready to hatch
Calvert County -- 7/05
 




Newly emerged caterpillar on White Clover (Medicago sativa)
Calvert County -- 7/05
 

(click photo to enlarge)

Notes: Females have more black on the edges of the upper wings. The amount of orange yellow color on both wing surfaces is variable. A white-form female occurs which is indistinguishable from the white-form Clouded Sulphur.
Occurrence: common
Range: entire state
Flight: late March - early November
Larval hostplants: clovers
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