Letter from Frédéric-Louis Allamand to Carl Linnaeus containing:
- the letter (2 ff.), written on 7 September 1771, where Allamand enters into botanical details on thirty different species or genera, already discussed in earlier letters (see Frédéric Allamand to Carl Linnaeus, 7 September 1771 n.s., "The Linnaean correspondence", linnaeus.c18.net, letter L4539).
- a fascicle (8 ff., bound with string) entitled 'Fridirici Allamand | Observationes | Botanicae Americanae | Pars altera', with title page, and a list of species. The species numbers correspond to
- a fascicle (8 ff.) with ink drawings, illustrating the species listed within the letter. These drawings are probably copies of original drawings done by Allamand on his travels to Surinam - they are dated between 1756 and 1760.