Reprinted with permission from: Mitchell, T.B. 1960 Bees of the Eastern United States. North Carolina Agricultural Experiment Station Technical Bulletin No. 141. |
FEMALE—Length 12-13 mm.; eyes convergent below; length of malar space about one-half its breadth; facial foveae small, narrow, inconspicuous; antennae dark, length and breadth of median segments subequal; clypeus shining between rather coarse, close and deep punctures; median portion of supraclypeal area impunctate, tessellate, closely and finely punctate laterally; pubescence pale ochraceous, with some admixture of fuscous hairs on vertex and dorsum of thorax; lateral angles of pronotum not spined; metapleural protuberance not carinate; tegulae dark; wings subhyaline, violaceous, veins and stigma ferruginous; punctures of scutum deep and distinct, close and moderately coarse over anterior part, becoming somewhat more coarse and sparse over posterior half; scutellum sparsely and finely punctate anteriorly, punctures becoming close and coarse posteriorly; pleura dull, closely and rather finely punctate; anterior coxae not spined; tarsi dark, hind basitarsi nearly four times longer than broad; spurs ferruginous; abdominal terga shining, deeply and distinctly punctate, punctures more coarse and well separated, but not sparse on basal tergum, becoming closer and finer on more apical terga; apical margins of terga only very slightly depressed toward side, narrowly rimmed with ferruginous, with dense, entire, pale ochraceous fasciae on terga 1-5; disc of abdominal terga beyond the 2nd with some very short, inconspicuous, erect, dark pubescence.
MALE -Length 9-10 mm.; eyes convergent below; malar space nearly as long as broad; antennae brownish, median segments twice as long as broad; clypeus very closely and finely punctate beneath the dense pubescence; head and thorax pale ochraceous pubescent; lateral angles of pronotum not spined; metapleural protuberance not carinate; tegulae dark red; wings subhyaline, violaceous, veins and stigma ferruginous; punctures of scutum rather coarse, close laterally and anteriorly, somewhat separated in center posteriorly; punctures of scutellum slightly more coarse, slightly separated over most of disc; pleura dull, tessellate between the rather close, shallow, obscure punctures; legs somewhat reddened, spurs yellowish, abdominal terga shining, deeply and distinctly punctate, more coarse and well separated but not sparse on basal tergum, becoming closer and finer on the more apical terga; apical margins of terga reddish, hardly at all depressed, with entire whitish fasciate; discs of abdominal terga beyond the 2nd with some very short, inconspicuous, erect, dark pubescence.
DISTRIBUTION—Nova Scotia to Minnesota, south to Georgia; March to July, with occasional records in the fall.
FLOWER RECORDS—This is a pronouncedly polylectic visitor to a wide range of flowering plants. Personal collecting and records from Robertson (1929) and Stephen (1954) show the following list of genera as host plants: Aesculus, Amelanchier, Anemone, Anemonella, Arctostaphalus, Aronia, Cercis, Claytonia, Crataegus, Dendrium, Dentaria, Dirca, Erigenia, Erythronium, Hepatica, Heracleum, Isopyrum, Lomatium, Ploytaenia, Prunus, Ptelea, Pyrus, Rhamnus, Rhus, Ribes, Rubus, Salix, Spiraea, Staphylea, Stellaria, Taraxacum, Vaccinium, Viburnum, Zanthoxylum and Zizia.