Manuscript. From Chapter III of "On the various contrivances by which British and foreign orchids are fertilised by insects and on the good effects of intercrossing."
London, 1861. London: 1861. Full description: [DARWIN, Charles]. Manuscript. From Chapter III (pages 114-115) of "On the various contrivances by which British and foreign orchids are fertilised by insects and on the good effects of intercrossing." [London: n.d.c.a. 1861-62]. One leaf (12 7/8 x 7 7/8 inches; 328 x 200.....