Flowering Plants Visited
by Philanthus
bilunatus
Philanthus bilunatus Cresson: Sphecidae (Philanthinae), Hymenoptera
(observations are from Graenicher, Reed, and Wilhelm & Rericha)
Apiaceae: Eryngium yuccifolium sn (WR); Asteraceae: Achillea millefolium sn (Gr), Anthemis cotula sn (Gr), Arnoglossum atriplicifolium sn (WR), Arnoglossum plantagineum sn (WR), Aster drummondii sn (Gr), Cirsium arvense sn (Gr), Eupatorium perfoliatum sn (Gr), Helianthus hirsutus sn (WR), Helianthus strumosus sn (Gr), Parthenium integrifolium sn (WR), Rudbeckia hirta sn (Gr), Solidago canadensis sn (Gr, Re), Solidago gigantea sn (WR), Solidago juncea sn (Gr, WR), Solidago nemoralis sn (Re), Sonchus arvensis sn (WR); Caprifoliaceae: Symphoricarpos occidentalis sn (Gr); Lamiaceae: Pycnanthemum virginianum sn (Re)