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source material

The following reference materials, including online websites and hard copy texts, were instrumental in developing the content for the Wild Bee ID app.

Online resources:

Bee Observer Cards (online PDF), Jessica Rykken, PhD, Farrell Lab, Harvard University


Discover Life

Lady Bird Johnson Wildflower Center

Smithsonian Institution National Museum of Natural History Botany Collections


UC Berkeley Urban Bee Lab

USDA Plants Database

Xerces Society

Hardcopy texts: 

Krombein, Karl V. and Paul D. Hurd, Jr. Catalog of Hymenoptera in America North of Mexico. Smithsonian Institution Press. 1979. 

Michener, Charles D. The Bees of the World. Johns Hopkins University Press. 2000. 

O’toole, Christopher and Anthony Raw. Bees of the World. Blandford Press. 1999. 

Xerces Society. Attracting Native Pollinators. Storey Publishing. 2011. 

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