Colletes phaceliae, f, back, Pennington Co, South Dakota
Colletes phaceliae, f, back, Pennington Co, South DakotaThe bee genus Colletes...also known as Cellophane Bees because of their habitat of lining their cells with a plastic like substance...is full of relatively uncommon bees that specialist on a the pollen of a small number of plants or groups of plants. This may be the case with C. phaceliae given its name...but I am not clear.