Summary

His mother very ill.

Mrs Hooker back from Bavaria.

Hopes marriage [of Henrietta] went well. Is accused of saying he would rather go to two burials than one marriage.

Has heard from Huxley who is threatening to "thin out" Mivart. Huxley is reading Francisco Suarez and finds Mivart misquotes or misunderstands him.

Summary

JDH hopes Thiselton-Dyer does not discourage Frank’s investigation of insectivorous plants.

Preparing new editions of botany text-books.

His marriage is set for August.

Summary

Has gone over Huxley’s letter, thinks it a model. All must now await developments. If Mivart does not apologise, JDH will write to him.

Summary

His view of Huxley’s cutting Mivart without explanation. States his own intentions. Mivart’s apology in October Quarterly Review is abominable.

Has heard of a Drosophyllum in Edinburgh. Is it too late?

Summary

On FitzRoy’s suicide.

The Lyell–Ramsay disagreement [on formation of lakes?].

Summary

Huxley strongly dissuades JDH from writing to Mivart because of his Presidency of Royal Society. JDH will hold his letter until he hears what Bentham says.

Summary

JDH’s view of Thiselton-Dyer’s engagement to his daughter, Harriet.

JDH is pleased to help with "bloom" questions.

Summary

Explains that his letter had to do with how he should act publicly to Mivart if he retracted. He would not forgive him. If he does not retract, it would no longer be possible to keep him Secretary of the Linnean Society.

Drosophyllum will be sent when weather permits.

Summary

Does not give much for botanical results of Round Island, but the zoology is wonderful.

Lyell’s new book [The student’s elements of geology (1870)]. Urges Lyell to make it Elementary principles.

Grove is disgusted with CD for being disquieted by William Thomson: "Take another dose of Huxley’s penultimate address to Geol. Soc." [Q. J. Geol. Soc. Lond. 25 (1869): 28–53].

Summary

JDH’s impression on meeting [J. A.] Froud[e].

CD’s projected three volume work.

Complains at poor state of some [unspecified] plant collection.

Summary

JDH’s contempt for R. I. Murchison.

There is a Cyperus species and a Pteris species endemic to hot volcanoes of Ischia. Why are there no other migrators?

Summary

Household problems: wife’s health, visitors to Kew.

Will go to sale of J. C. Ross’s effects looking for glacial and Kerguelen Land works not at British Museum.

Summary

Hostile to Spencer’s application of natural selection to society.

JDH on J. E. Gray’s views on collecting.

JDH collecting Wedgwood ware.

Summary

On microscopes.

Cannot remember any plants but Melastoma with different coloured polliniferous anthers.

Summary

Does not fact that characters important in systematics are often of no use, corroborate CD’s view that such characters, if not detrimental, may persist ad infinitum?

Social news.

Summary

Wife’s health better.

Visited Duke of Argyll.

Thanks CD for Cruciferae diagram; will ponder it.

Staggered by complexity of Welwitschia.

Summary

Two Nepenthes have devoured two pieces of fibrin [sketch shows size] in three days.

Has CD any objection to JDH’s giving an account of CD’s Drosera observations at Belfast [BAAS meeting] in a résumé of pitcher-plant results ["Address to the department of botany and zoology", Rep. BAAS 44 (1874): 102–16]?

Summary

With scientific party to Amiens to look at gravel-pits, the geology of which JDH describes at length.

Summary

JDH recognises the existence of "altered states" of continental species in island floras. The botanists’ difficulty in determining a new species is no grounds for dismissing the important question of altered forms.

Will look for Ascension plants for Ehrenberg.

French Galapagos collections confirm JDH’s view that plants arrived from north.

Cannot agree with Forbes on North Atlantic flora.

Botanical definition of "highness" and "lowness" usually means complexity and simplicity.

Some plants, such as aquatic ones, are cleistogamous. Cannot see why they should not be.

Summary

CD’s tabulation of colonists curious but explicable.

Working on Tasmanian flora; contemplating general essay on Australian distribution: Tasmania and Australia same alpine species; Swan River flora very peculiar and quite distinct from New South Wales.

Trying to establish new journal at Linnean.