Flowering Plants Visited
by Halictus
parallelus
Halictus parallelus Say: Halictidae (Halictinae), Hymenoptera
(observations are from Robertson, Moure & Hurd, Reed, Bernhardt, Smith et al., Tuell et al., and Wilhelm & Rericha)
Anacardiaceae: Rhus copallinum [pist sn] [unsp] (Rb, WR), Rhus glabra [pist sn] (Rb); Apiaceae: Cicuta maculata sn cp (Rb), Eryngium yuccifolium sn (Rb), Heracleum maximum sn cp (Rb), Pastinaca sativa sn (Rb), Perideridia americana sn (Rb), Zizia aurea sn (Rb); Asteraceae: Aster ericoides (Re), Aster novae-angliae sn (Rb), Aster pilosus sn (Rb), Boltonia asterioides sn (Rb), Cirsium arvense (WR), Eupatorium perfoliatum (Tll, WR), Krigia biflora sn (Rb), Rudbeckia subtomentosa sn (Rb), Solidago speciosa (Tll); Caprifoliaceae: Sambucus canadensis cp (Rb), Symphoricarpos orbiculatus sn (Rb); Cornaceae: Cornus obliqua sn (Rb); Fabaceae: Amorpha canescens sn (Rb, Tll), Astragalus canadensis sn (Rb), Dalea candida sn fq (Rb, Smh, WR), Dalea purpurea sn cp fq (Rb, MH, Smh, WR), Melilotus alba sn (Rb), Melilotus officinalis fq (Smh), Trifolium repens sn cp (Rb); Lamiaceae: Blephilia ciliata sn cp (Rb), Lycopus americanus sn (Rb), Nepeta cataria sn (Rb), Pycnanthemum pilosum sn fq (Rb), Pycnanthemum tenuifolium sn fq (Rb), Pycnanthemum virginianum sn (Rb); Mimosaceae: Schrankia nuttallii cp (Bht); Nelumbonaceae: Nelumbo lutea cp fq (Rb); Nymphaeaceae: Nymphaea tuberosa cp dead (Rb); Onagraceae: Ludwigia alternifolia sn cp (Rb), Oenothera fruticosa (WR), Oenothera pilosella cp np (Rb); Polygonaceae: Persicaria lapathifolia sn cp (Rb), Persicaria pensylvanica sn (Rb); Rhamnaceae: Ceanothus americanus (MH); Rosaceae: Potentilla recta (Re), Rubus flagellaris (WR)