Flowering Plants Visited
by Osmia
proxima
Osmia proxima Cresson: Megachilidae (Osmiini), Hymenoptera
(observations are from Crosswhite & Crosswhite and Barrett & Helenurm)
Caprifoliaceae: Linnaea borealis (BH); Cornaceae: Cornus canadensis (BH); Scrophulariaceae: Penstemon digitalis (CC), Penstemon gracilis gracilis (CC), Penstemon gracilis wisconsinensis (CC)