Hummingbirds as Pollinators of Flowers in the Red-Yellow Segment of the Color Spectrum, With Special Reference to Penstemon and the "Open Habitat"
| Main Authors: | , |
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| Other Authors: | |
| Language: | en_US |
| Published: |
University of Arizona (Tucson, AZ)
1982
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| Online Access: | http://hdl.handle.net/10150/550918 |