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 7 mm.; head and thorax dull greenish, abdomen piceous, maculae ivory; face slightly longer than distance between eyes; eyes parallel; cheeks slightly broader than eyes; vertex broad, lateral ocelli only slightly nearer its hind margin than to eyes; facial foveae narrow and elongate, very shallow; mandibles ivory basally, becoming reddened near middle and toward apex; labrum blackish; clypeus ivory except for the rather broad upper margin and a pair of obscure lateral spots; facial maculae very short, truncate above, barely attaining level of upper margin of clypeus; antennae entirely dark; surface of face dull and tessellate, clypeus and supraclypeal area with scattered, very shallow and rather fine punctures, face above antennae densely tessellate, punctures shallow and obscure, cheeks somewhat shining; pubescence of head and thorax very short and thin, entirely pale, being somewhat yellowish above; dorsum of thorax olive green, pleura and propodeum more bluish green, tubercles more piceous; tegulae dull yellowish-hyaline; wings subhyaline, stigma testaceous bordered with piceous, veins testaceous to piceous; legs piceous, front and hind basitarsi slender, mid basitarsi more robust, front tibiae yellowish anteriorly and mid tibiae with a basal yellow spot; dorsum of thorax tessellate, very minutely, closely and obscurely punctate; pleura somewhat more shining, with more sparse and distinct punctures; abdominal terga 2 and 3 with small, widely separated, yellowish, lateral maculae, those on 3 more or less reduced or absent; discs of terga smooth, somewhat shining, punctures exceedingly minute, obscure and quite sparse.
MALE—Length 6 mm.; head and thorax green, abdomen piceous, maculae ivory; face slightly longer than distance between eyes; eyes parallel; cheeks much broader than eyes, not tuberculate; vertex broad, lateral ocelli subequally distant from its hind margin and the eyes; facial foveae small, shallow and very vague; mandibles rather short, ivory, becoming reddened at tips; labrum ivory; clypeus ivory, quite short, projecting about one- half below suborbital line, upper margin slightly infused with brown; lateral maculae entirely filling area between clypeus and eye margin, subtruncate above, terminated about at level of upper margin of clypeus; scape entirely dark, flagellum testaceous beneath, piceous above; face above antennae densely tessellate, without evident punctures, area be- low antennae with very fine and obscure punctures, vertex and cheeks somewhat more shining, punctures inevident; pubescence of head and thorax thin and rather short, entirely pale, becoming somewhat more dense on cheeks below and venter of thorax; thorax entirely greenish; tegulae pale testaceoushyaline; wings subhyaline, stigma testaceous, bordered with piceous, veins testaceous to piceous; legs piceous, front and mid tarsi entirely and tibiae anteriorly yellow; dorsum of thorax dull tessellate, more olive green, with very minute and close punctures; pleura and propodeum bluish-green, more shining, pleura with minute and relatively sparse punctures; abdominal terga 2 and 3 with small, widely separated, lateral maculae, those on 3 more or less reduced or absent; discs of abdominal terga somewhat shining, rather smooth, punctures exceedingly minute, sparse and obscure; apical margin of sternum 6 broadly and deeply emarginate; sternum 7 with a very deep median emargination, lateral angles of this area produced to form two elongate spinose processes; apical portion of sternum 8 broadly triangular, acute apically, with a rather slender pedicel separating it from the broadened base; gonostyli rather short and robust, somewhat compressed, short-setose beneath toward tip, penis valves quite slender, not quite attaining tips of gonostyli, cuspis and digitus of volsellae distinct.
DISTRIBUTION—North Carolina to Florida and Mississippi; September and October.
FLOWER RECORD—Gerardia.
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