Experiments with Lapageria.
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Experiments with Lapageria.
Has frequently defended evolution and natural selection among his clergy brethren.
Now elicits CD’s views on chance.
Asks whether CD’s conclusions on cross- and self-fertilising plants agree with his own as set out in a notice in Nature [14 (1876): 543–4].
Thanks for CD’s book [Cross and self-fertilisation] and information on protandry and protogyny.
Health better, but paralysis lingers.
Considers some flowers especially adapted for self-fertilisation, and believes all flowers are self-fertilising under some conditions. Gives examples of plants in which he believes all flowers are cleistogamous. Believes self-fertilisation is the primordial condition of flowering plants.
Discusses various authors’ interpretations of the structure of the embryo of grasses.
GH no longer believes in the value of cross-fertilisation in plants.