Summary

Comments on his Primula paper [see 4213].

Describes his situation in Calcutta.

Summary

Glad CD is sending his Primula paper to Linnean Society.

Sends promised Linum seeds.

Summary

Thanks for CD’s answers on Passiflora

and Asa Gray review.

Has observed gradation of sterility in Oncidium species.

Has observed rostellar germination and fertilisation in Laelia. The latter was prevented in Bletia by covering the stigma with plaster of Paris.

Gongora atropurpurea capsules are swelling.

Summary

Sends abstract from Edinburgh Courant of his orchid sterility paper [see 4087]. Balfour altered title to obscure its theoretical nature.

Sends specimens showing curious variation.

Summary

Regrets sending his MS missing two pages.

Has proofs of his paper on the monoecious spikes of maize [Edinburgh New Philos. J. 2d ser. 19 (1864): 213–20].

J. H. Balfour objected to notion of maize descent from a hermaphrodite.

Reading of JS’s paper on Selaginella hybrid [Edinburgh New Philos. J. 2d ser. 19 (1864): 192–9] deferred until March. Believes it is first example of experimentally produced hybridity in higher cryptogams.

Summary

Discusses the negative testimonial provided him by James McNab.

Sends testimonial from J. H. Balfour.

Would be glad if offered the sort of colonial opportunity Hooker suggests.

Summary

Discusses heterostyly in Hottonia.

Criticises L. C. Treviranus’ statements on Primula longiflora’s having short-styled form.

Describes his results with crossing different coloured primroses. Will let CD, when he reads his paper, decide whether his finding white and red varieties perfectly sterile when crossed, yet fertile inter se, ought to be published.

Difficulty in getting his orchid paper published in Edinburgh New Philosophical Journal.

Summary

Position as Curator allows no time for experiment.

Describes plans for vast new layout of Calcutta Botanic Garden according to natural orders.

Himalayan and Scottish plants are doing well.

Hopes to experiment on temperate plants in tropics, to test CD’s views of migration during glacial periods.

Sends observations on acclimatisation of English cultivated plants.

Leersia CD sent are growing and fertile.

Summary

Orchid paper in press.

Asks CD to correct MS of his Primula paper [J. Linn. Soc. Lond. (Bot.) 8 (1865): 78–126].

Summary

Sends seeds of Viola roxburghiana which produces perfect flowers in the cold season and imperfect ones in the rains, all perfectly fertile.

Leersia has not produced a single perfect flower though it grows freely.

Discusses cockatoos eating various seeds. Finds it difficult to make exact and satisfactory observations.

Appends list of Vandellia species which have perfect flowers.

Summary

JS has now taken post of Curator of the Royal Botanic Garden, Calcutta.

Wishes to vindicate himself of the charge that he pursued his experiments at Edinburgh to the detriment of his work.

Apologises for poor quality of his Verbascum paper, which was written from his notes during the passage to India [J. Asiat. Soc. Bengal 36 (1865) pt 2: 145–74].