Exploitation of Nectar Resources by Hummingbirds, Bees (bombus), and Diglossa Baritula and Its Role in the Evolution of Penstemon Kunthii

Authors

David L. Lyon
Christine Chadek

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Recommended Citation

Lyon, David L. and Chadek, Christine (1971) "Exploitation of Nectar Resources by Hummingbirds, Bees (bombus), and Diglossa Baritula and Its Role in the Evolution of Penstemon Kunthii," Condor: Vol. 73 : Iss. 2 , Article 18.
Available at: https://digitalcommons.usf.edu/condor/vol73/iss2/18