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Atlas of North Dakota Butterflies

Silvery Blue (Glaucopsyche lygdamus)


  • BND: Silvery Blue; Glaucopsyche lygdamus (Doubleday, 1841)
  • BNA: Silvery Blue; Glaucopsyche lygdamus
  • NDC: GLLY
  • Habitat: Open areas in or near woodlands
  • Larval food: Legumes, incl. Lupinus, Astragalus, Hedysarum
  • Adult flight: Widespread, late May through June, one brood only
  • References: Royer 105, Opler & Krizek 119, Scott 399
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