Flowering Plants Visited
by Andrena
illinoiensis
Andrena illinoiensis Robertson: Andrenidae (Andreninae), Hymenoptera
(observations are from Robertson, Krombein et al., Graenicher, Smith et al., and Wilhelm & Rericha; this insect is an oligolege of Salix spp.)
Anacardiaceae: Rhus aromatica [unsp] (Kr); Apiaceae: Zizia aurea (Rb, Kr); Asteraceae: Antennaria plantaginifolia [pist sn] (Rb), Taraxacum officinale (Kr); Brassicaceae: Descurainia pinnata (Kr) Thlaspi arvense (Kr); Caryophyllaceae: Stellaria media sn (Rb); Fabaceae: Amorpha fruticosa (Kr); Geraniaceae: sn np (Rb); Grossulariaceae: Ribes missouriense (Kr); Rhamnaceae: Ceanothus herbaceus (Kr); Rosaceae: Prunus americana sn fq (Rb, Kr), Prunus mexicana (Smh), Prunus serotina [exfl sn] (Rb); Salicaceae: Salix amygdaloides [stam sn cp fq] olg (Rb), Salix discolor [stam cp] [unsp sn] olg (Gr), Salix humilis [stam sn] [pist sn] olg (Rb), Salix interior [stam sn cp fq] olg (Rb, WR), Salix nigra [stam sn cp fq] olg (Rb), Salix rigida [stam sn fq] [pist sn fq] olg (Rb)