Flowering Plants Visited
by Andrena
rudbeckiae
Andrena rudbeckiae Robertson: Andrenidae (Andreninae), Hymenoptera
(observations are from Robertson, Reed, Graenicher, Evans, and Krombein et al.; this insect is an oligolege of Ratibida spp. and Rudbeckia spp.)
Asteraceae: Coreopsis palmata sn (Rb), Ratibida pinnata sn cp olg (Rb, Re, Kr), Rudbeckia hirta sn cp fq icp olg (Rb, Re, Gr, Ev, Kr), Rudbeckia triloba sn cp fq icp olg (Rb, Kr), Verbesina helianthoides sn (Rb)