Encloses answers and corrections [concerning Orchids]. Thanks HGB for translating it.
Remembers JDH’s encouragement when he was "utterly weary of life".
Marvellous about European forms in Fernando Po.
C. V. Naudin will publish a book on hybridity ["Nouvelles recherches sur l’hybridité dans les végétaux", Nouv. Arch. Mus. Hist. Nat. Paris 1 (1865): 25–176; part also in Ann. Sci. Nat. (Bot.) (1863)].
CD fears Naudin has underestimated distribution of pollen by insects.
Melastomatous plants are ready for his work on meaning of two sets of anthers.
Very curious about Masdevallia.
George [Darwin] observing orchids.
Adaptation of Herminium beats almost every other orchid.
No summary available.
No summary available.
Discusses cases of assumed correlation, e.g., facial hair and generative organs, sexual characters in castrated oxen. Finds it difficult to see how correlation of functions which would be useless separately can be accumulated gradually through natural selection.
