Bumble Bees of the Western United States - USDA Forest Service
Bumble Bees of the Western United States - USDA Forest Service
Bumble Bees of the Western United States - USDA Forest Service
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Bombus vagansHalf-black bumble bee• Status: Common• Select food plant genera: Penstemon, Asclepias, Aster,Cirsium, Eupatorium, Spirea• Tongue Length: Medium• Distribution: Eastern Washington east to New Englandprimarily in states bordering Canada• Can be confused with B. flavifrons or B. rufocinctusB. vagans phenology - Whitman Co., WAMalesWorkersQueensJan Feb Mar Apr May Jun Jul Aug Sep Oct Nov DecA worker Bombus vagans visits red clover.Photo Leif Richardson50 <strong>Bumble</strong> <strong>Bees</strong> <strong>of</strong> <strong>the</strong> <strong>Western</strong> <strong>United</strong> <strong>States</strong>