Life … Animals Arthropods Insects Hymenopterans Mining Bees Mining Bees Trachandrena Sigmund's Mining Bee species 7 observations Sigmund's Mining Bee Andrena sigmundi Field notes Supported by All 11 native plantssupport it in the US Nectar plants Plants whose flowers it visits Canadian Bunchberry, Pussy Willow, Red Maple, Chokecherry 11 Close