Flowering Plants Visited
by Bombus impatiens

Bombus impatiens Cresson: Apidae (Bombini), Hymenoptera
(Observations are from Robertson, Reed, Evans, Mitchell et al., Clinebell & Bernhardt, Clinebell, Groman, Larson & Barrett, Hicks et al., Mehrhoff, Macior, Iltis, Willson & Bertin, Cane et al., Small, Reader, Daly, Costelloe, Steury et al., Smith et al., Grundel et al., Tuell et al., Discover Life, Harder & Barrett, Mulvaney et al., Wilhelm & Rericha, and Anderson)

Acanthaceae: Justicia americana sn (Rb), Ruellia humilis sn (Rb); Aceraceae: Acer platanoides sn (WR); Agavaceae: Manfreda virginica cp (Grm); Anacardiaceae: Rhus copallinum [unsp fq] (Gnd, WR), Rhus hirta (WR); Apiaceae: Angelica atropurpurea (WR), Cicuta maculata sn (Rb, WR), Daucus carota sn cp (WR), Eryngium yuccifolium sn (Rb, Gnd, WR), Osmorhiza longistylis sn (Rb), Pastinaca sativa sn (Rb), Sium suave cp (Rb), Zizia aurea sn (Rb); Asclepiadaceae: Asclepias hirtella [plpr sn] (WR), Asclepias incarnata [plpr sn] (Rb), Asclepias purpurascens [plup sn] (WR), Asclepias syriaca sn (WR), Asclepias verticillata [plpr sn] [plup sn] (Rb, WB); Asteraceae: Achillea millefolium (WR), Ageratina altissima (WR), Arctium minus sn cp (Rb), Arnoglossum atriplicifolium fq (Tll), Aster sp. (Smh), Aster anomalus sn (Rb), Aster ciliolatus (WR), Aster drummondii (WR), Aster ericoides sn fq (Rb, Re, WR), Aster firmus (WR), Aster furcatus (WR), Aster laevis fq (Tll, WR), Aster lanceolatus sn (Rb, Re, WR), Aster lateriflorus sn cp fq (Rb, WR), Aster macrophyllus (WR), Aster novae-angliae sn fq (Rb, Mc, Tll), Aster oolentangiensis (Re, Gnd, WR), Aster patens (SDO), Aster pilosus sn cp fq (Rb, Mc), Aster puniceus (WR), Aster sagittifolius sn cp fq (Rb), Aster salicifolius sn fq (Rb), Aster sericeus (Re), Aster turbinellus sn cp fq (Rb), Aster urophyllus (WR), Bidens aristosa sn cp fq (Rb), Bidens cernua sn (Rb, WR), Bidens connata sn (Rb), Bidens coronata (WR), Bidens frondosa sn (Rb), Bidens polylepis (WR), Boltonia asterioides sn cp (Rb), Carduus nutans (WR), Chrysopsis villosa (Re), Cichorium intybus (WR), Cirsium altissimum sn cp (Rb, WR), Cirsium arvense (WR), Cirsium discolor sn cp (Rb, Re, WR), Cirsium hillii (WR), Cirsium muticum (WR), Cirsium pitcheri (WR), Cirsium undulatum (WR), Cirsium vulgare sn fq (Rb, WR), Coreopsis lanceolata (Gnd, WR), Coreopsis palmata (WR), Coreopsis tripteris sn (Rb, Gnd, WR), Crepis tectorum (Re), Doellingeria umbellata (WR), Echinacea pallida (WR), Echinacea purpurea sn (Rb, Cl), Erigeron annuus (Gnd), Eupatoriadelphus fistulosus (WR), Eupatoriadelphus maculatus (WR), Eupatoriadelphus purpureus sn fq (Rb, WR), Eupatorium altissimum sn (Rb, WR), Eupatorium perfoliatum sn fq (Rb, Tll, WR), Eupatorium serotinum sn cp fq (Rb, WR), Euthamia graminifolia sn cp fq (Rb, WR), Gaillardia pulchella (WR), Helenium autumnale sn fq (Rb, WR), Helianthus annuus sn cp fq (Rb, WR), Helianthus decapetalus (WR), Helianthus divaricatus fq (Gnd), Helianthus giganteus (WR), Helianthus grosseserratus sn (Rb, WR), Helianthus hirsutus (WR), Helianthus mollis (WR), Helianthus occidentalis (WR), Helianthus pauciflorus (WR), Helianthus strumosus fq (Tll), Helianthus tuberosus (WR), Heliopsis helianthoides sn (Rb, WR), Hieracium gronovii (WR), Ionactis linariifolius (WR), Lactuca floridana sn cp (Rb), Leucanthemum vulgare (WR), Liatris aspera fq (Re, Gnd, Tll, WR), Liatris cylindracea (WR), Liatris pycnostachya sn cp (Rb, Cl, WR), Liatris scariosa nieuwlandii (WR), Liatris spicata (Gnd, WR), Oligoneuron album (WR), Oligoneuron ohioense (WR), Oligoneuron rigidum sn cp (Rb, Ev, Re, WR), Polymnia canadensis (WR), Prenanthes crepidinea sn cp (Rb), Pyrrhopappus caroliniana cp (Da), Ratibida columnifera (WR), Ratibida pinnata fq (Tll, WR), Rudbeckia hirta (Re, WR), Rudbeckia laciniata sn (Rb), Silphium integrifolium sn (Rb), Silphium laciniatum (Smh), Silphium perfoliatum sn cp fq (Rb, Tll, WR), Silphium terebinthinaceum sn cp (Rb, Gnd, WR), Solidago spp. fq (Gnd), Solidago caesia (Gnd), Solidago canadensis sn cp fq (Rb, Re, Gnd, WR), Solidago gigantea (WR), Solidago juncea (WR), Solidago nemoralis sn (Rb, Ev, Re, Gnd, WR), Solidago patula sn/cp (WR), Solidago riddellii fq (Tll, WR), Solidago rugosa (Gnd, WR), Solidago sempervirens (WR), Solidago simplex racemosa (SDO), Solidago speciosa sn fq (Rb, Re, Gnd, Tll, WR), Solidago uliginosa sn/cp (WR), Solidago ulmifolia sn (Rb, WR), Sonchus arvensis (WR), Tanacetum vulgare (DL), Taraxacum officinale sn (Rb), Verbesina alternifolia sn cp (Rb, WR), Vernonia gigantea (Gnd), Vernonia missurica fq (Tll, WR); Balsaminaceae: Impatiens capensis sn cp (Rb), Impatiens pallida sn cp fq (Rb); Berberidaceae: Berberis thunbergii (WR), Berberis vulgaris (DL), Caulophyllum thalictroides sn (Rb), Podophyllum peltatum sn (Rb); Boraginaceae: Lithospermum canescens sn (Rb, Mc, WR), Lithospermum croceum (WR), Onosmodium molle (Wm); Brassicaceae: Arabis shortii sn (Rb), Barbarea vulgaris (WR), Dentaria laciniata sn (Rb); Cactaceae: Opuntia humifusa (WR); Caesalpiniaceae: Chamaecrista fasciculata [flwr cp fq] [exfl sn] (Rb, Smh, WR); Campanulaceae: Campanulastrum americanum sn (Rb, WR), Lobelia siphilitica sn cp fq (Rb, Mc, Tll); Caprifoliaceae: Lonicera dioica sn fq (Rb), Symphoricarpos orbiculatus sn cp fq (Rb, WR), Triosteum aurantiacum (WR), Triosteum perfoliatum (WR); Commelinaceae: Tradescantia ohiensis swf/cp (WR), Tradescantia subaspera cp (Rb), Tradescantia virginiensis cp (Rb); Convolvulaceae: Convolvulus arvensis (WR); Cucurbitaceae: Cucurbita pepo sn (Rb), Sicyos angulatus [unsp sn] (Rb); Dipsacaceae: Dipsacus fullonum (WR), Dipsacus laciniatus (WR); Ebenaceae: Diospyros virginiana [stam sn cp] (Rb); Ericaceae: Andromeda glaucophylla (Sm, Rd), Chamaedaphne calyculata fq (Sm, Rd), Gaylussacia baccata (Sm, Gnd), Vaccinium macrocarpon (Rd), Vaccinium myrtilloides fq (Sm), Vaccinium pallidum (WR), Vaccinium stamineum cp fq (Cn); Fabaceae: Amorpha canescens (Re, Tll, WR), Amphicarpaea bracteata comosa sn cp (Rb), Apios americana sn/cp (WR), Baptisia australis sn cp (WR), Baptisia × deamii (WR), Baptisia leucantha (WR), Baptisia leucophaea (WR), Baptisia tinctoria (WR), Cercis canadensis sn (Rb), Dalea foliosa (WR), Dalea purpurea sn cp fq (Rb, Re, Smh, WR), Dalea villosa (Re), Desmodium glutinosum cp (WR), Desmodium nudiflorum cp (WR), Desmodium paniculatum cp (Rb, Gnd), Desmodium perplexum cp (WR), Glycine max (WR), Gymnocladus dioicus sn cp (Rb), Lespedeza capitata (Gnd), Lespedeza cuneata (DL), Lespedeza hirta fq (Tll, WR), Lespedeza virginica (WR), Lotus corniculatus (WR), Melilotus alba (Re), Melilotus officinalis (Gnd), Orbexilum onobrychis sn (Rb), Robinia pseudoacacia sn fq (Rb, WR), Securigera varia (WR), Trifolium hybridum (WR), Trifolium pratense sn (Rb, Mc, WR), Trifolium repens sn (Rb), Vicia americana (WR), Vicia cracca (WR), Vicia villosa (WR); Fumariaceae: Dicentra cucullaria sn (Rb, WR); Geraniaceae: Geranium maculatum sn (Rb); Gentianaceae: Frasera caroliniensis (WR), Gentiana alba sn cp (WR), Gentiana andrewsii sn cp sn@prf fq (Mc, Cst, WR), Gentiana puberulenta sn/cp (WR), Gentianella quinquefolia sn sn@prf (WR), Gentianopsis crinita sn cp (Cst, WR), Gentianopsis virgata (WR); Grossulariaceae: Ribes missouriense sn fq (Rb, WR); Hamamelidaceae: Hamamelis virginiana (WR); Hippocastanaceae: Aesculus glabra sn (Rb, WR), Aesculus hippocastanum sn fq (Rb), Aesculus parviflora sn (WR); Hydrophyllaceae: Hydrophyllum appendiculatum sn fq (Rb), Hydrophyllum virginianum sn fq (Rb, WR); Hypericaceae: Hypericum adpressum cp (WR), Hypericum kalmianum cp (WR), Hypericum perforatum cp (WR), Hypericum prolificum cp (WR), Hypericum pyramidatum cp (WR); Iridaceae: Iris versicolor shrevei sn (WR), Sisyrinchium campestre (WR); Lamiaceae: Agastache foeniculum (Re), Agastache nepetoides sn cp fq (Rb, Tll, WR), Agastache scrophulariifolia (WR), Blephilia ciliata sn (Rb), Blephilia hirsuta sn (Rb, WR), Lycopus americanus sn fq (Rb), Mentha × piperita (DL), Monarda bradburiana sn (Rb), Monarda fistulosa (Ev, Re, Cl, Gnd), Monarda punctata (Gnd, Tll, WR), Nepeta cataria sn fq (Rb, Re), Ocimum basilicum (DL), Physostegia virginiana sn sn@prf (WR), Prunella vulgaris sn cp fq (Rb, WR), Pycnanthemum pilosum (Cl), Pycnanthemum tenuifolium sn (Rb, Smh, WR), Pycnanthemum virginianum (Re, WR), Scutellaria incana sn cp (Rb), Scutellaria lateriflora sn (WR), Stachys palustris sn (Rb), Stachys pilosa (WR), Teucrium canadense sn fq (Rb, WR); Liliaceae: Allium canadense (Re, WR), Allium cernuum sn cp fq (Tll, WR), Camassia scilloides sn (Rb), Erythronium albidum sn (Rb), Polygonatum commutatum (WR), Uvularia grandiflora sn (Rb, WR); Lythraceae: Decodon verticillatus (WR), Lythrum alatum sn cp fq (Rb), Lythrum salicaria (Gnd, WR); Malvaceae: Alcea rosea sn cp (WR), Callirhoe involucrata (WR), Hibiscus syriacus (DL), Malva neglecta sn cp (Rb), Napaea dioica (Ilt); Melastomataceae: Rhexia virginica cp fq (LBt, WR); Nelumbonaceae: Nelumbo lutea dead np (Rb); Onagraceae: Gaura biennis cp (Rb, Smh), Oenothera biennis (WR), Oenothera clelandii (WR); Orchidaceae: Cypripedium acaule exp (WR), Isotria verticillata exp np (Mhr); Poaceae: Phalaris arundinacea cp (WR); Polemoniaceae: Phlox divaricata laphamii sn (Rb, WR), Phlox pilosa sn (Rb, Gnd), Polemonium reptans sn fq (Rb); Polygonaceae: Antenoron virginianum sn (WR), Persicaria pensylvanica sn fq (Rb), Persicaria vulgaris sn (Rb); Pontederiaceae: Pontederia cordata sn (HB); Portulacaceae: Claytonia virginica sn (Rb); Primulaceae: Dodecatheon meadia cp exp fq (Rb, Mc, WR), Lysimachia quadriflora cp (WR); Ranunculaceae: Aquilegia canadensis sn (Mc), Clematis virginiana [stam sn cp] (Rb), Delphinium tricorne sn fq (Rb, Mc), Thalictrum revolutum cp np (WR); Rhamnaceae: Ceanothus americanus (Gnd); Rosaceae: Crataegus coccinea sn (Rb), Crataegus crus-galli sn (Rb), Crataegus holmesiana (WR), Fragaria virginiana sn (Rb), Geum triflorum (WR), Malus coronaria sn fq (Rb), Pentaphylloides floribunda (WR), Prunus americana sn (Rb), Prunus serotina sn (Rb, WR), Rosa carolina cp (Rb, Gnd), Rosa × medioccidentalis cp (WR), Rosa rugosa fq (DL), Rosa setigera cp (Rb, Tll), Rubus allegheniensis sn (Rb, WR), Rubus alumnus (WR), Rubus avipes (WR), Rubus bellobatus (WR), Rubus flagellaris (Ev), Rubus michiganensis (WR), Rubus occidentalis (WR), Rubus rosa (WR), Rubus semisetosus (WR), Spiraea alba fq (Sm, Gnd, Tll, WR), Spiraea tomentosa (WR, DL); Rubiaceae: Cephalanthus occidentalis sn cp fq (Rb, SDO, Tll), Mitchella repens sn (Hck); Rutaceae: Ptelea trifoliata (WR); Salicaceae: Salix sp. [unsp] (Gnd), Salix humilis [pist sn] (Rb); Scrophulariaceae: Agalinis purpurea sn cp sn@prf (Rb, SDO, WR), Agalinis tenuifolia sn fq (Rb), Aureolaria flava (Gnd), Aureolaria grandiflora sn cp (Rb), Aureolaria pedicularia fq (Gnd), Chelone glabra sn (Cst), Collinsia verna sn (Rb), Dasistoma macrophylla sn cp (Rb, WR), Linaria vulgaris sn cp (Rb), Mimulus ringens sn (Mch, WR), Pedicularis canadensis sn cp fq (Mc), Pedicularis lanceolata sn cp fq (Mc, Cst, WR), Penstemon calycosus (WR), Penstemon digitalis sn fq (Rb, CB), Penstemon hirsutus sn (Rb), Scrophularia marilandica sn cp fq (Rb, Tll, WR), Tomanthera auriculata sn cp (Rb, Mlv, WR), Verbascum thapsus (WR), Veronicastrum virginicum fq (Cl, Tll); Smilacaceae: Smilax tamnoides hispida sn (Rb); Solanaceae: Lycopersicon esculentum cp (Mc), Solanum carolinense cp (Rb), Solanum dulcamara cp fq (Mc), Solanum ptycanthum cp (Rb); Staphyleaceae: Staphylea trifolia sn fq (Rb); Tiliaceae: Tilia cordata fq (Adn); Verbenaceae: Verbena bonariensis (WR), Verbena × engelmannii (WR), Verbena hastata sn cp (Rb, WR), Verbena stricta sn fq (Rb, Tll, WR), Verbena urticifolia sn (Rb); Violaceae: Viola cucullata sn np (Rb), Viola pedata sn (Rb, WR), Viola striata sn np (Rb); Vitaceae: Vitis riparia cp (Rb)

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