Reports an observation on his child’s behaviour;
claims to have captured two moths of different species in the act of copulating with each other.
Reports an observation on his child’s behaviour;
claims to have captured two moths of different species in the act of copulating with each other.
No summary available.
Proposes an unorthodox theory of generation that explains sex determination and atavism.
No summary available.
No summary available.
Thanks WED for his letter of 20 December 1875. Is surprised and delighted by the support from WED and CD for the Index.
No summary available.
EH’s Arabische Korallen is spirited, clear, and poetical. With respect to formation of islands, thinks EH lays too much stress on views of Ehrenberg. Admires drawings.
No summary available.
No summary available.
No summary available.
No summary available.
He is surveying the literature on the struggle for existence among pasture plants. Asks CD for the "many cases on record" of changed relations among plants under slightly changed conditions alluded to in the Origin. [See M. T. Masters, J. B. Lawes and J. M. Gilbert "Agricultural, botanical, and chemical results of experiments on the mixed herbage of permanent meadow, conducted for more than twenty years in succession on the same land (pt 2, The botanical results)", Philos. Trans. R. Soc. Lond. 173 (1883): 1181–413.]
Thanks for KHvS’s book [La province de Smyrne (1873)].
Discusses possible meeting.
Are plants that arise from vegetative propagation individuals or merely parts of the original parent plant?
No summary available.
In response to CD’s query, answers that he has frequently heard discussions at the Horticultural Society of a saccharine secretion from leaves of the lime and has no doubt it really does occur. [See Cross and self-fertilisation, p. 402.]
Obliged for Belfast Journal.
Almost impossible to determine what constitutes an individual. Definition for sexually reproducing organisms does not apply to lower ones.
Agrees to aid HA in applying for membership in a society.
No summary available.