Flowering Plants Visited
by Bombus auricomus

Bombus auricomus Robertson: Apidae (Bombini), Hymenoptera
(observations are from Robertson, Graenicher, Reed, Betz et al., Haddock & Chaplin, Clinebell & Bernhardt, Macior, and Wilhelm & Rericha)

Anacardiaceae: Rhus glabra [pist sn] (Rb); Apiaceae: Cicuta maculata sn (Rb), Daucus carota (WR), Eryngium yuccifolium sn (WR), Zizia aurea sn (Rb); Asclepiadaceae: Asclepias incarnata [plpr sn fq] (Rb, Btz), Asclepias sullivanti [plpr sn] (Rb), Asclepias syriaca [plab sn] [plup sn] (Rb, WR); Asteraceae: Achillea millefolium cp (Rb, WR), Aster macrophyllus (WR), Aster pilosus sn (Rb), Aster turbinellus sn (Rb), Bidens aristosa sn (Rb), Cirsium altissimum sn cp (Rb, Gr, WR), Cirsium discolor sn cp fq (Rb, Re, WR), Cirsium hillii (WR), Cirsium muticum (WR), Cirsium vulgare sn (Rb), Echinacea pallida sn (Rb, WR), Echinacea purpurea sn (Rb), Eupatoriadelphus purpureus sn (Rb), Helianthus annuus (WR), Helianthus grosseserratus sn (Rb), Helianthus tuberosus sn (Rb), Lactuca floridana sn (Rb), Liatris aspera (Re), Liatris spicata sn cp (Gr), Oligoneuron rigidum (Re), Ratibida pinnata (Re, WR), Rudbeckia triloba sn (Rb), Solidago nemoralis sn (Rb), Solidago speciosa sn (Rb), Verbesina helianthoides sn (Rb), Vernonia fasciculata sn (Rb), Vernonia missurica (WR); Boraginaceae: Mertensia virginica sn (Rb); Brassicaceae: Barbarea vulgaris (WR), Cardamine bulbosa sn (Rb); Caesalpiniaceae: Chamaecrista fasciculata [flwr cp fq] [exfl sn] (Rb, WR); Campanulaceae: Lobelia siphilitica (Mc); Commelinaceae: Tradescantia virginiensis cp (Rb); Convolvulaceae: Ipomoea pandurata sn fq (Rb); Cornaceae: Cornus racemosa cp (Rb); Dipsacaceae: Dipsacus laciniatus (WR); Ebenaceae: Diospyros virginiana [pist sn] (Rb); Fabaceae: Apios americana sn/cp (WR), Astragalus canadensis sn cp fq (Rb), Astragalus crassicarpus trichocalyx sn cp (Rb), Baptisia × deamii (WR), Baptisia leucophaea (HC, WR), Baptisia tinctoria (WR), Cercis canadensis sn fq (Rb), Dalea candida sn (Rb), Dalea purpurea sn cp (Rb, Re, WR), Desmodium illinoense cp (Rb), Melilotus alba sn (Rb), Orbexilum onobrychis sn (Rb), Robinia pseudoacacia sn fq (Rb, WR), Trifolium pratense sn (Rb, Mc, WR), Vicia villosa (WR); Fumariaceae: Dicentra cucullaria sn fq (Rb); Grossulariaceae: Ribes missouriense sn fq (Rb); Hippocastanaceae: Aesculus glabra sn fq (Rb), Aesculus parviflora sn (WR), Aesculus hippocastanum sn fq (Rb); Hydrophyllaceae: Hydrophyllum appendiculatum sn (Rb); Hypericaceae: Hypericum sphaerocarpum cp (Rb); Iridaceae: Iris versicolor shrevei sn (Rb), Sisyrinchium angustifolium sn (Rb); Lamiaceae: Agastache scrophulariaefolia cp (Rb), Blephilia ciliata sn cp (Rb), Blephilia hirsuta sn (Rb), Leonurus cardiaca sn (Rb), Monarda bradburiana sn fq (Rb), Monarda fistulosa sn fq (Rb, Re), Nepeta cataria sn (Rb), Pycnanthemum tenuifolium sn cp fq icp (Rb, WR), Pycnanthemum virginianum (Re), Scutellaria incana sn (Rb), Stachys palustris sn (Rb); Liliaceae: Allium cernuum sn cp (WR), Camassia scilloides sn (Rb); Malvaceae: Hibiscus trionum sn (Rb), Malva neglecta sn (Rb); Oxalidaceae: Oxalis violacea sn (Rb); Polemoniaceae: Phlox pilosa sn fq (Rb), Polemonium reptans sn (Rb); Portulacaceae: Claytonia virginica sn (Rb); Primulaceae: Dodecatheon meadia cp exp (Rb, Mc); Ranunculaceae: Aquilegia canadensis sn (Mc), Clematis pitcheri sn cp (Rb), Delphinium carolinianum virescens (Re), Delphinium tricorne sn fq (Rb, Mc); Rhamnaceae: Ceanothus americanus cp (Rb); Rosaceae: Crataegus crus-galli sn (Rb), Malus coronaria sn (Rb), Rosa setigera cp (Rb), Rubus allegheniensis sn (Rb); Rubiaceae: Cephalanthus occidentalis sn fq (Rb); Rutaceae: Ptelea trifoliata sn cp (Rb, WR); Salicaceae: Salix interior [stam sn] (Rb); Scrophulariaceae: Aureolaria grandiflora cp (Rb), Collinsia verna sn (Rb), Linaria vulgaris fq (Mc), Pedicularis canadensis sn cp fq (Mc), Penstemon calycosus (WR), Penstemon cobaea cobaea sn (CB), Penstemon digitalis sn (Rb), Penstemon grandiflorus (Re), Penstemon hirsutus sn fq (Rb), Penstemon pallidus sn (CB), Tomanthera auriculata sn (Rb); Verbenaceae: Verbena hastata sn (Rb), Verbena stricta sn (Rb); Violaceae: Viola striata sn np (Rb)

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