Pollen mass of Orchis mascula when first attached
Pollen mass of Orchis mascula when first attached (A) and after depression (B). From Charles Darwin The Various Contrivances by which Orchids are Fertilized by Insects, London, 1899 (second edition)
Picture No
13907908
Media ID
48531064
Size
6000px x 4627px
(1.9MB)
Credit
World History Archive / Mary Evans Picture Library
Source
World History Archive





























