Cites descriptions of melastomads in C. V. Naudin, Annales des Sciences Naturelles 3d ser., vols. 12–18.

Now believes flowers of Fumariaceae must be self-fertilised.

Planning a piece on dimorphism in the Natural History Review ["On the two forms, or dimorphic condition, in the species of Primula … by Charles Darwin", n.s. 2 (1862): 235–43].

Observations on Campanula dimorphism.

Discusses primrose ovules,

Atlantis paper [Nat. Hist. Rev. (1862): 149–70],

plant migrations;

Corydalis.

Distinguishes two kinds of floral dimorphism: that affecting sexual organs and that affecting outer envelopes.

Thanks for Orchids.

Sends orchids from W. H. Gower.

Sends flowers with anthers of two colours.

Has given directions to save seeds of Lythrum hyssopifolium.

CD’s diagram of Lythrum salicaria is very remarkable. [See Collected papers 2: 107.]

Informs CD of possible dimorphism of Epilobium angustifolium.