Colias alexandra W.H. Edwards, 1863
  1. Pieridae
  2. Coliadinae
  3. Coliadini
  4. Colias


USA, Colorado, Front Range, west of Denver


38 - 57 mm
Alexandra Sulphur
Queen Alexandra's Sulphur
Ultraviolet Sulfur

Primary host-plants

FamilyLatin nameVernacular name
FabaceaeAstragalusMilk-vetch
LathyrusVetchlings
Lupinus Lupin
ThermopsisGoldenbanners
PolygonaceaeOxytheca
Distribution
External links