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The debt of plant geography to voyages may be JDH’s topic at BAAS meeting [at Swansea].
Photographs from New Zealand forwarded.
Discusses some business matters
and E. A. Darwin’s health.
Worm observations.
Discusses possible investments.
Discusses earthworms and their ability to perceive narrowest points of leaves to draw them into their burrows.
Discusses investments.
The action of worms when drawing leaves into their burrows.
Asks whether vegetable mould has an acid reaction. The contents of intestines of earthworms and castings are acid, which leads him to inquire about mould.
Reports his observations on numbers of Rhododendron leaves found buried [by earthworms].
Comments on CGS’s The natural conditions of existence [1881] and on views of Moritz Wagner on geographical distribution.
Discusses cause of variability.