This guide is based upon collections made in 24 Portland-area gardens, each June, July, and August in 2017-2019. We collected Lasioglossum zephryum (Smith, 1853), but this species is not yet in the iNaturalist database. There are also 12 Lasioglossum, 16 Specodes, and 1 Stelis morphospecies ...more ↓
Megachile fidelis, the faithful leafcutting bee, is a species of bee in the Megachile genus.
Megachile apicalis is a species of bee in the family Megachilidae. It was described by Spinola in 1808.
Megachile rotundata, the alfalfa leafcutter bee or leafcutter bee is a European bee that has been introduced to various regions around the world. As a solitary bee species, it does not build colonies or store honey, but is a very efficient pollinator of alfalfa, carrots, other vegetables and some fruits. Because of this, farmers often use M. rotundata as a ...more ↓
Megachile perihirta, commonly known as the Western leafcutting bee, is a bee in the genus Megachile. The bee is native to western North America, ranging from Nebraska to Texas and Mexico, west to California, and north to British Columbia and Alberta, and often inhabits meadows and orchards. The bee is black with long whitish-yellow hair, more so below the thorax ...more ↓
Megachile centuncularis, commonly known as the patchwork leafcutter bee, is a species of bee in the family Megachilidae. It was first described by the Swedish naturalist Carl Linnaeus in 1758.