A subset of the genus Lasioglossum are neither metallic nor have noticeably white hair bands on their abdomen. Included here are the three species in this group that are possible to identify from photographs. One species is common and widespread while the other two are rare plant specialists.
Rugose-chested Sweat Bee (Lasioglossum pectorale)
Image courtesy Michael Veit
Ground Cherry Sweat Bee (Lasioglossum pectinatum)
A very rare Physalis specialist. Image courtesy Michael Veit
Evening Primrose Sweat Bee (Lasioglossum oenotherae)
An uncommon specialist on Evening Primrose Oenothera. A couple of the limited VT records have come from cultivated Primroses in suburban gardens.
Unless otherwise specified, specimen photos in the grid are courtesy of Margarita Miklasevskaja at PCYU with funding from NSERC-CANPOLIN.