Returns his revised paper on 'Scitamineae'; details some of the changes including rearrangement of genus 'Canna' after observations and thinks all the varieties marked in "Hortus Kewensis" are distinct species. Has been making improvements to his lands and buildings since start of the year. Encourages Smith to investigate difficult genus 'Amomum'. Has no interest in critical reviews of "Exotic botany" and encourages Smith to continue it, thinking that it will "answer much better in the result" than "English Botany".