Hopes to make observations on moths pollinating clovers.
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Hopes to make observations on moths pollinating clovers.
JDH reports on the debate on the Origin at Oxford [BAAS] meeting.
Hyaena remains show how recently Sicily was joined to Africa.
Reports on the Oxford meeting of BAAS.
Cases of "dioecio-dimorphism" as in primroses are widespread. AG always considered them the first step toward bisexuality.
CD mistaken, in Origin, p. 73, in saying that only humble-bees visit red clover.
Announces great ally for CD: K. E. von Baer "worth all the Owens & Bishops that ever were pupped". Quotes Baer: "J’ai énoncé les mêmes idées que M. Darwin", but based only on zoological geography.
Offers to supply CD with information about a new "race" of bees with a larger proboscis. They produce more honey as a result of being able to probe to greater depths.
Continues earlier discussion, admitting his opinions have been modified. Still regards natural selection as one agent of several. States areas of disagreement.
Cases of monstrosities becoming transmissible.
Comments on passages in Origin on the blindness of the tucu-tucu (Ctenomys) and Mammoth Cave rats.
Has received a batch of S. African specimens which contain many of the Atlantic genera he found in Madeira and the Canaries.
Reports observations on the fertilisation of Goodeniaceae, and particularly Leschenaultia. [See 2992.]
CD’s observations on preference of Drosera for milk and nitrogenous fluids, and the effect of nitrate of ammonia are interesting. Asks whether CD is satisfied that the effect is not due to density of fluid or to a chemical irritant. His own observations suggest such possibilities.
His results with pure gum on Drosera spathulata entirely support CD’s opinion. Other observations on insectivorous plants.
Answers to queries on expression with respect to Fuegians.
CD would have carried the public more if he had explained adaptations by multiple causes, some unknown and some well known, i.e., natural selection.
Discusses Hooker’s views of extinction on St Helena.
Work on antiquity of man suspended.
Stopped by 11th edition of Principles of geology [1872].
Observations of Brunonia and a case of a malvaceous flower, which never opened and was self-fertilised.
Thanks CD for his patience and good-nature; does not want a controversial correspondence but wishes to reply to matters in CD’s letter, and does.
Does not remember his criticisms of CD’s theory. Can CD locate them in book?
Criticises analogy between knowledge of electricity and knowledge of origin of life.
Explains A. E. Brehm’s concept of subspecies. Discusses subspecies of Certhia.
Extracts from botanical literature dealing with Dionaea, intercrossing, and sensitivity. [Bot. Ztg. (1833): 96; Thomas Nuttall, Genera of N. American plants (1818)].
Sends an account of the destruction of wild rabbits by rats introduced from a wrecked ship.