CD notes growth of Royal Society may force it to hire officers.

Speculates on cold resistance of bacterial germs.

Will communicate to Royal Society Frank’s paper on the ingestion of solid particles by the protoplasmic protrusions of Dipsacus glands.

CD working on plant dimorphism.

CD thinks A. Günther’s tortoises are relics of closely allied forms, once widely distributed. Expressed this view to AG a few months ago. Cannot explain their restriction to volcanic islands.

CD counters Thiselton-Dyer’s objection to protoplasmic filaments of Dipsacus protruding beyond cell-wall, as Frank’s paper claims, by citing white "blood cells passing through vessels".

Has received Moseley’s collection of photographs.

CD apologises for his burdensome request of Oliver.

Criticises JDH’s notice on Forsythia, which JDH said was dioecious. Forsythia sent to CD from Kew was heterostylous.

CD regrets not being able to see JDH.

CD has again become interested in "bloom" on plants; requests JDH’s help with seeds and plants.

CD thanks JDH for assistance with "bloom" study.

CD cannot see the Emperor of Brazil because he is in Southampton, but he sends sincere respects for the Emperor’s role in assisting science.

No summary available.

Welcomes JDH home from American expedition.

Requests seeds for experiments he and Frank are doing on automatic movements of cotyledons.

Requests seeds for study of movement in cotyledons. Would love to study Welwitschia cotyledons.

Son William is to be married 28 November.

CD and Frank working hard on cotyledonary movement.

CD suggests technique for growing Welwitschia.

Approves of J. D. Dana and of O. Heer.

Neptunia seeds germinated by applying great heat. CD wants advice of Kew gardener, R. I. Lynch, on how to proceed.

Printed public oration for CD’s Cambridge doctorate enclosed.

Suggests revisions in JDH’s 1877 Presidential Address to the Royal Society [Proc. R. Soc. Lond. (1877): 427–46].