Euchloe olympia (W. H. Edwards, 1871)
Status: Occasional resident
NENHP Rank: Not listed
Range: Found in central North America from southern Alberta east to the Great Lakes area south to eastern Texas. It is found statewide in Nebraska.
Larval Hostplant(s): Various crucifers of the genus Arabis as well as Sisymbrium officinale and Descurainia pinnata, the latter of which is the most widely distributed.
Broods/Flight Times: One spring flight in April and May.
Overwintering: As a pupa.
Habitat: Males patrol hilltops in the loess hills and Pine Ridge. Elsewhere they can be found in disturbed areas, floodplains, prairies, and road ditches.
Avg. Wingspan: 1 3/8 – 2 inches.
Similar Species: Large Marble