Biological Museum, Lund University: Entomology   cc-by-nc-2.0

Osmia leaiana is a species of Hymenoptera in the family Megachilidae. They visit flowers of Bramble, bristly hawkbit, greater knapweed, and black horehound.

EOL has data for 10 attributes, including:

Known occurrences, collected specimens and observations of Osmia leaiana (Kirby 1802). View this species on GBIF