Darwin, Charles (1809-1882)
On the Various Contrivances by which British and Foreign Orchids are Fertilised by Insects.

London: John Murray, 1862.

First edition, octavo, illustrated with folding plate, and thirty-three text illustrations, sixteen pages of publisher's ads dated May 1872 after text; bound in publisher's original textured purple-brown pebbled cloth, embossed in blind on both boards, titled in gilt on spine, with a large gold-blocked orchid on front board, brown coated endleaves, some minor bumping to endcaps, short area at top joint worn through (less than 1/2 in.), spine faded, 7 3/4 x 4 3/4 in.

Freeman 800; Norman 595.

In this work, Darwin illustrates the theories presented in On the Origin of Species.