Cyclicity
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Mid June to mid July.
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Distribution
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Occurs across most of Canada, north to Alaska and south in the mountains to Arizona. This species was described from Europe, and also inhabits much of Eurasia.
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General Description
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The extent of the black markings on the forewing and hindwing is variable, but this species is unmistakable. Mountain populations generally have some white on the hindwing, while boreal and parkland populations tend to lack white hindwing markings.
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Habitat
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Open habitats in moist wooded areas, up to treeline. Rare in the aspen parkland.
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Life Cycle
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This species is diurnal, and is not attracted to light.
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Trophic Strategy
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A generalist on low-growing herbaceous plants.
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