Acontia luctuosa with seven pairs of pollinia
Acontia luctuosa with seven pairs of pollinia of Orchis pyramidalis on its proboscis. From Charles Darwin The Contrivances by which Orchids are Fertilized by Insects, London, 1899 (second edition)
Picture No
13907909
Media ID
48426850
Size
6000px x 7651px
(1.8MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive
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Darwin Fertilized Orchids Orchis Pairs Proboscis Pyramidalis
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