Flowering Plants Visited
by Sphecodes
stygius
Sphecodes stygius Robertson: Halictidae (Sphecodini), Hymenoptera
(observations are from Robertson, Moure & Hurd, and Graenicher)
Apiaceae: Cicuta maculata sn (Rb), Cryptotaenia canadensis sn (Rb), Eryngium yuccifolium sn (Rb), Heracleum maximum sn (Rb), Sium suave sn fq (Rb), Taenidia integerrima sn (Rb); Asclepiadaceae: Asclepias verticillata [plpr sn] (Rb); Asteraceae: Aster lanceolatus sn (MH), Aster lateriflorus sn (Gr), Aster pilosus sn (Rb), Erigeron strigosus sn (Rb), Solidago canadensis sn (Rb), Solidago missouriense sn (Rb); Caprifoliaceae: Viburnum prunifolium sn (Rb); Lamiaceae: Pycnanthemum tenuifolium sn fq (Rb); Polygonaceae: Fallopia scandens sn (Rb); Rosaceae: Fragaria virginiana sn (Rb)