Sierra columbine flowers (Aquilegia pubescens). The pink colour of this plant's flowers is the result of introgressive hybridisation between populatio

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Sierra columbine flowers (Aquilegia pubescens). The pink colour of this plant's flowers is the result of introgressive hybridisation between populations of Aquilegia pubescens and Aquilegia formosa. Photographed at around 3000 metres near Lake Odell, in the Sierra Nevada, California, USA.

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Size: 3508px × 4961px
Photo credit: © BOB GIBBONS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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