Publication of Edition III. of "Origin" (2000 copies).

July to the end of year:
At work on Orchids.

November:
Primula paper read at Linnean Society.
Papers on Pumilio and on Fertilisation of Vinca.

1862.

May 15th:
Orchid book published.
Working at Variation.
Paper on Catasetum (Linnean Society).
Contribution to Chapter III. of Jenyns' Memoir of Henslow.

1863.

Working at "Variation under Domestication."
Papers on Yellow Rain, the Pampas, and on Cirripedes.
A review of Bates' paper on Mimetic Butterflies.
Severe illness to the end of year.

1864.

Illness continued until April.
Paper on Linum published by the Linnean Society.

May 25th: