Black-bearded Mason Bee
Bee / Megachilidae / Osmia / Osmia nigrobarbata
Size
Seasonality
Conservation status
Pollinator preference
Pollen carrying method
Nesting
Sociality
2 confirmed and 94 likely
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Likely
-
Confirmed
Bolander's Milkvetch
Astragalus bolanderi
American Vetch
Vicia americana
American Bird's-foot Trefoil
Acmispon americanus
Silver Bird's-foot Trefoil
Acmispon argophyllus
Alternative names
-
Common Names:
Black-bearded Mason Bee
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Spanish Common Names:
-
Scientific Names:
Osmia nigrobarbata
Sources
Fowler, Jarrod. "Pollen Specialist Bees of the Western U.S." 2020. Accessed 19 Mar. 2025. https://jarrodfowler.com/pollen_specialist.html.
"Beginner Bee Field Guide." Colorado State University Extension, 28 Feb. 2022. Accessed 19 Mar. 2025. extension.colostate.edu/wp-content/uploads/2022/03/BeginnerBeeFieldGuide_LowRezWeb_28Feb2022.pdf. PDF.
NatureServe. 2025. NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available https://explorer.natureserve.org/. (Accessed: April 03, 2025).