Discusses GJR’s idea of subjecting plants to brief flashes of light.

Hoped to see GJR in London, but was too tired.

Delighted his book Movement in plants has interested GJR.

Asks if GJR has example of dogs calling on each other to go hunting; there is a case half a mile away.

Has heard that Samuel Butler has abused him in his latest book, but he does not intend to look at it.

Comments on papers by Francis Darwin.

Suggests methods for growing seedlings for experiments involving light.

Comments on GJR’s observations on monkey.