© James Adams, 2002. Female; note the much more falcate wing tips than in the male.
Male -- left; female -- right; © James Adams, 2004. This yellow form appears to be an early spring form, restricted in GA to the southern part of the state. This form is also found in Florida and across the Gulf Coast at least to east Texas.
The typical brown form. Top -- male, bottom -- female; © James Adams, 2001.