Brassy mining bee ♀︎ -Alliara petiolata- Last update: 21 April 2020 Common OBSERVATION:2020-IV-12 A female Brassy mining bee (Lasioglossum morio) foraging for pollen on Mustard garlic (Alliara petiolata). Brassy mining bee ♀︎ (Lasioglossum morio) on Garlic mustard (Alliara petiolata)