Thanks for WTT-D’s help.

Burying action of seeds.

"Bloom" on ferns.

Thanks for letter. CD now has all the seeds and information he requires.

Value and origin of amphicarpic habit.

Wants Trifolium resupinatum for "bloom" experiment.

Letter from Gaston de Saporta.

Germination of onion.

Sends JDH a letter he has written supporting James Torbitt’s potato trials.

Review of Forms of flowers [Nature 17 (1878): 445–7].

CD wants some plants; asks Lynch to raise some Cactaceae for him. Observations on sensitivity and movements of radicle.

Heliotropism. Requires some plants for experiments.

Germination of Cactaceae; CD wants seeds. Site of action of growth-stimuli.

Will dispatch plants for Kew tomorrow.

Cactus and Cycas seedlings: observations and queries.

Working hard on plant movements.

Movements of cotyledons of Oxalis.

Francis Darwin at Würzburg with Julius Sachs.

Thanks for bananas.

Will rejoice when Joseph Dalton Hooker is no longer burdened by his Royal Society duties.

Thanks for seeds and plants.

News of Francis and Horace Darwin.

Asks WTT-D to identify a leaf.

JDH may put CD’s name down for £200 for the proposed fund.

Does JDH have a plant of Porlieria hygrometrica he could lend to CD?

Movement and sensitivity of flower parts; relationship to cross-fertilisation.

Federico Delpino on mechanical movements of flower parts of Maranta. CD’s observations on Maranta, and his eagerness to compare cases of movement and irritability in plants.

Thanks for plants and seeds; requests for more to test Sachs’s notion on "bloom".

GB’s note has given him more pleasure than his election to the French Academy.