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Northern Prairie Wildlife Research Center

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Atlas of North Dakota Butterflies

Cloudless Sulphur (Phoebis sennae)

  • BND: Cloudless Sulphur; Phoebis sennae (Linnaeus, 1758)
  • BNA: Cloudless Sulphur; Phoebis sennae
  • Habitat: Open disturbed situations, beaches, scrublands
  • Larval food: Numerous Cassia spp.
  • Adult flight: Occasional stray in late summer; cannot survive freezing; rarely encountered in ND
  • References: Royer 79, Opler & Krizek 69, Scott 204
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