Ship delayed in sailing [for USA]. Mrs [Lucy] Hardcastle delayed in preparing the drawings she was to send Smith; the parcel will contain dried specimen of a 'Rhizomenpha', on which Dr Forster will write in greater detail. Observations on Cornish plants: 'Ulex europans', 'Viola canina', 'Scalo pendiam', 'Statice arvensis', 'Anthyllis', 'Silene maritima'. Has the parcels for [Jacob] Bigelow and [David] Hosack.

Is returning E. F. Bromhead's paper. Matters are arising from this paper. Encloses one of his own dealing with the notation of functions. When should he set off to Cambridge to vote for William Clarke?