[Notes on conversations with J. D. Hooker.] Geographical distribution; diffusion and distribution of species. Island and mountain floras; means of migration (high-roads, icebergs).
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[Notes on conversations with J. D. Hooker.] Geographical distribution; diffusion and distribution of species. Island and mountain floras; means of migration (high-roads, icebergs).
Thanks for pleasant stay at Down.
Remarks on boulders found on southern islands.
Describes the alpine character of the Andes flora and relays information on other mountain floras.
Quotes instances of seeds that retained their vitality after being carried by ocean currents.
Sends notes on the comparative floras of New Zealand, Australia, and west coast of South America.
Encloses a copy of part of a letter from George Gardner in Ceylon concerning the European character of the mountain flora.
Returns notes on mule yaks [see Natural selection, p. 438]
and sends queries on silkworms.
A bed is ready any time HF will come.
Instructions for JDH’s trip to Down.
Change in train times.
Asks WBC if he will examine a specimen of calcareous rock.
Thanks for botanico-geographical remarks. CD greatly appreciates JDH’s valuable generalisations.
Discusses microscopic examination of rock specimens taken from Pampas deposit and from Chilean tuff. Says he finds organic remains only in the tuff.
Questions on JDH’s sketch comparing floras of Australia, New Zealand, and western S. America; wishes to know botanical relations between other southern islands. Botanico-geographical discussions and comments on books sent by JDH.
Thanks for CD’s comments on "sketch".
Lengthy discussion of geographical distribution and island floras.
Has been "delighted with" [Robert Chambers’] Vestiges [of creation (1844)].
Galapagos flora work goes on well.