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Atlas of North Dakota Butterflies

Rustic Blue (Agriades rusticus)


  • BND: Rustic Blue; Agriades rusticus (W. H. Edwards, 1865)
  • BNA: Arctic Blue; Agriades glandon
  • NDC: AGRU
  • Habitat: Gravelly native prairie, especially where there are abundant forbs
  • Larval food: Unknown in ND; Androsace septentrionalis is most commonly cited elsewhere, and Astragalus, Saxifraga, Vaccinium etc., are often also named as hosts or oviposition sites for related taxa
  • Adult flight: Only one brood confirmed, Late May and June
  • References: Royer 111, Ferris & Brown 208, Scott 406
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