Would like to cite WO’s case of bees perforating white but not blue monkshood (Aconitum napellus) in his next book [Cross and self-fertilisation, pp. 427–8]. Believes it is probably sterile if insects are excluded.
Would like to cite WO’s case of bees perforating white but not blue monkshood (Aconitum napellus) in his next book [Cross and self-fertilisation, pp. 427–8]. Believes it is probably sterile if insects are excluded.
Recounts his observations on the different ways bees perforate flowers of white and blue varieties of monkshood. [See Cross and self-fertilisation, p 428.]
Responds to CD’s comments and criticism of Geographical distribution.
No summary available.
No summary available.
Asks for information on the comparative freedom of odiferous leaves from attack by caterpillars and other insects.
Observations on pollinia of Orchis maculata
and on Primula elatior. [On latter, see Forms of flowers, p. 34.]
No summary available.
No summary available.
No summary available.
Experimenting on climbing plants.
Has no further information on Dionaea.
No summary available.
No summary available.
CD refuses to send AMB a copy of one of his works. "I did think your request unreasonable, as I have to give from 50 to 100 copies of all my books to those who aid me.––"