Reference citation:
Clements, R. E., and F. L. Long. 1923, Experimental pollination. An outline of the ecology of flowers and insects. Washington, D.C., USA, Carnegie Institute of Washington.

Source citation:
Sarah E Miller. 6/22/2015. Species associations manually extracted from datasets https://www.nceas.ucsb.edu/interactionweb/resources.html.

Source archive URL:
https://github.com/millerse/Clements-R.-E.-and-F.-L.-Long/archive/6e89c49b0648866fb2d90daa73bb12d34b31cb69.zip