Flowering Plants Visited
by Pterocheilus
quinquefasciatus
Pterocheilus quinquefasciatus Say: Vespidae (Eumeninae), Hymenoptera
(observations are from Robertson)
Asteraceae: Ratibida pinnata sn (Rb), Rudbeckia subtomentosa sn (Rb); Fabaceae: Orbexilum onobrychis sn (Rb); Lamiaceae: Pycnanthemum pilosum sn (Rb), Pycnanthemum tenuifolium sn (Rb)