Book review: ‘The Correspondence of Charles Darwin, volume 23 • 1875’

Revising ‘The Movements and Habits of Climbing Plants’ • Writing ‘Insectivorous Plants’ • Beginning research on ‘The Effects of Cross and Self Fertilisation in the Vegetable Kingdom’ • Getting involved in the vivisection debate • The death of Charles Lyell

Book review: ‘The Correspondence of Charles Darwin, volume 22 • 1874’

Revising ‘Coral Reefs’ and ‘The Descent of Man’, continuing work on insectivorous plants, and a second dispute with St George Jackson Mivart.