Osmia californica

Osmia californica
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Megachilidae
Genus:	Osmia
Species:	O. californica
Binomial name
Osmia californica Cresson, 1864

Osmia californica is a megachilid bee, or mason bee. Native to North America, the mason bees are important pollinators. O. californica generally emerges a little later in the spring than the better known orchard mason bee (O. lignaria). Like the orchard mason bee, O. californica is a solitary nester.

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