Flowering Plants Visited
by Hylaeus
illinoisensis
Hylaeus illinoisensis Robertson: Colletidae (Hylaeinae), Hymenoptera
(observations are from Robertson, Reed, Mitchell, Discover Life, and Wilhelm & Rericha)
Alismataceae: Alisma triviale (WR), Sagittaria brevirostra [pist sn] (WR), Sagittaria latifolia [unsp sn/cp] (WR); Anacardiaceae: Rhus copallinum [pist sn] [unsp] (Rb, WR), Rhus glabra [stam sn] (Rb), Rhus hirta [unsp] (WR), Toxicodendron radicans (WR); Apiaceae: Angelica atropurpurea (WR), Cicuta maculata sn (Rb, WR), Cirsium hillii (WR), Conium maculatum (WR), Cryptotaenia canadensis (WR), Daucus carota (WR), Eryngium yuccifolium (WR), Heracleum mantegazzianum (WR), Heracleum maximum sn (Rb, WR), Osmorhiza longistylis sn (Rb), Pastinaca sativa sn (Rb), Perideridia americana sn (Rb), Sanicula odorata (WR), Sium suave (WR), Taenidia integerrima sn (Rb, WR), Thaspium trifoliatum flavum sn (Rb), Torilis japonica (WR), Zizia aurea (Re, WR); Apocynaceae: Apocynum cannabinum [plup sn] (Mch); Asclepiadaceae: Ampelamus albidus [plab sn] (Rb), Asclepias syriaca sn (WR); Asteraceae: Ageratina altissima (WR), Arnoglossum atriplicifolium sn (WR), Aster pilosus sn (Rb), Cirsium arvense (WR), Cirsium discolor (WR), Cirsium muticum (WR), Erigeron annuus (WR), Erigeron philadelphicus (WR), Eupatorium perfoliatum (WR), Krigia biflora (WR), Solidago canadensis sn fq (Rb, WR), Solidago gigantea (WR), Solidago juncea (WR), Solidago ulmifolia sn (Rb, WR), Sonchus arvensis (WR); Caesalpiniaceae: Chamaecrista fasciculata [exfl sn] (WR); Campanulaceae: Campanulastrum americanum (WR), Lobelia kalmii (WR); Caprifoliaceae: Viburnum dentatum sn (Rb); Cornaceae: Cornus obliqua sn (Rb); Fabaceae: Amorpha canescens (WR), Amorpha fruticosa (WR); Gentianaceae: Gentiana puberulenta sn/cp (WR); Geraniaceae: Geranium maculatum (WR); Hydrophyllaceae: Hydrophyllum appendiculatum (WR); Hypericaceae: Hypericum kalmianum cp (WR), Hypericum prolificum cp (WR); Lamiaceae: Agastache scrophulariifolia (WR), Lycopus americanus sn (Rb), Lycopus uniflorus sn (WR), Physostegia virginiana (WR), Pycnanthemum tenuifolium (WR), Pycnanthemum virginianum (WR); Lythraceae: Decodon verticillatus (WR), Lythrum salicaria (WR); Penthoraceae: Penthorum sedoides (WR); Phytolaccaceae: Phytolacca americana (WR); Rhamnaceae: Ceanothus americanus (DL), Ceanothus herbaceus (WR); Rosaceae: Agrimonia gryposepala (WR), Aruncus dioicus [stam sn fq] [pist sn fq] (Rb), Physocarpus opulifolius (WR), Potentilla recta (WR), Rosa × medioccidentalis cp (WR), Rubus allegheniensis (WR), Rubus argutus (DL), Rubus rosa (WR); Salicaceae: Salix interior [stam sn fq] (Rb); Scrophulariaceae: Agalinis purpurea (WR), Dasistoma macrophylla cp (WR); Verbenaceae: Verbena stricta (WR), Verbena urticifolia (WR)