Apologises for the annoyance caused about the size of proof paper. Clears up misunderstanding. As for Climbing plants, RC thinks no less than 1500 copies of a book by CD should be printed.

Reports a competition between the air roots of two varieties of grapevines. The victor changed the flavour and shape of the loser’s fruit.

Sends copy of his "Address [to the department of anthropology", Rep. BAAS 45 (1875): 142–56].

Notes criticism of remark by Walter Bagehot dealing with extinction of barbarians [cited in Descent 1: 239].