"Coral Reefs," Edition II., published.
April 1st: Began "Insectivorous Plants." February to May: Contributed notes to "Nature." 1875.
July 2nd: "Insectivorous Plants" published (3000 copies); 2700 copies sold immediately.
July 6th: "Correcting 2nd edition of 'Variation under Domestication.'" It was published in the autumn.
September 1st (approximately): Began on "Cross and Self-Fertilisation." November: Vivisection Commission.
1876.
May 5th: "Finished MS., first time over, of 'Cross and Self-Fertilisation.'" May to June: Correction of "Fertilisation of Orchids," Edition II.

Wrote his Autobiographical Sketch.
May and November: Contributions to "Nature." August 19th: First proofs of "Cross and Self-Fertilisation." November 10th: "Cross and Self-Fertilisation" published (1500 copies).
1877.
"All the early part of summer at work on 'Different Forms of Flowers.'" July: Publication of "Different Forms of Flowers" (1250 copies).

During the rest of the year at work on the bloom on leaves, movements of plants, "and a little on worms." November: LL.D.at Cambridge.

Second edition of "Fertilisation of Orchids" published.

Contributions to "Nature," "Gardeners' Chronicle," and "Mind." 1878.
The whole year at work on movements of plants, and on the bloom on leaves.
May: Contribution to "Nature." Second edition of "Different Forms of Flowers." Wrote prefatory letter to Kerner's "Flowers and their Unbidden Guests." 1879.
The whole year at work on movements of plants, except for "about six weeks" in the spring and early summer given to the "Life of Erasmus Darwin," which was published in the autumn.