Disappointed not to see Smith in London. Several of the seeds Smith sent have germinated but not 'Trilium erectum'. Requests any spare seeds from [William] Roxburgh's parcel to Smith. [Thomas] Butt grateful for mention Smith made of him in "Flora Britannica" though puzzled at Smith's doubts over 'Gnaphalium margaritaceum'. 'Pattersonia' coming into flower.