Flowering Plants Visited
by Cerceris
compar
Cerceris compar Cresson: Sphecidae (Philanthinae), Hymenoptera
(observations are from Robertson)
Anacardiaceae: Rhus glabra [stam sn] (Rb); Apiaceae: Perideridia americana sn (Rb); Asclepiadaceae: Asclepias hirtella [plab sn] (Rb); Lamiaceae: Pycnanthemum tenuifolium sn (Rb); Rhamnaceae: Ceanothus americanus sn (Rb); Rutaceae: Ptelea trifoliata sn (Rb)