Flowering Plants Visited
by Sphecodes
cressonii
Sphecodes cressonii Robertson: Halictidae (Sphecodini), Hymenoptera
(observations are from Robertson, Graenicher, Moure & Hurd, Mitchell, Wilhelm & Rericha, and Discover Life)
Apiaceae: Cryptotaenia canadensis sn fq (Rb), Eryngium yuccifolium sn (Rb), Heracleum maximum sn (Rb), Pastinaca sativa sn (Rb), Sium suave sn (WR), Zizia aurea sn (Rb); Asclepiadaceae: Asclepias verticillata [plab sn] (Rb); Asteraceae: Antennaria neglecta [unsp sn] (Gr), Antennaria plantaginifolia [pist sn] (Rb, MH), Aster lanceolatus sn (Gr), Aster lateriflorus sn (Gr), Aster pilosus sn fq (Rb), Boltonia asterioides sn (Rb), Erigeron philadelphicus sn (Rb), Erigeron strigosus sn (Rb), Eupatorium perfoliatum sn (Gr), Leucanthemum vulgare sn (Gr), Solidago canadensis sn fq (Rb, Gr), Solidago gigantea sn (WR), Solidago juncea sn (Gr), Solidago ulmifolia sn (Rb, WR); Caprifoliaceae: Viburnum prunifolium sn (Rb); Fabaceae: Melilotus alba sn (Rb); Lamiaceae: Pycnanthemum pilosum sn (Rb), Pycnanthemum tenuifolium sn (Rb); Rhamnaceae: Ceanothus americanus sn (Rb), Ceanothus herbaceus sn (WR), Rhamnus lanceolata sn (Rb); Rosaceae: Fragaria virginiana sn (Mch), Geum vernum sn (Rb), Potentilla norvegica sn (Rb), Potentilla simplex sn (Rb), Rosa rugosa (DL), Rubus allegheniensis sn (Rb); Salicaceae: Salix amygdaloides [stam sn] (Rb), Salix interior [stam sn] (Rb); Saxifragaceae: Saxifraga pensylvanica sn (Gr)