Scottish botanist. Gardener at several different country estates, before becoming foreman of the propagating department at the Royal Botanic Garden, Edinburgh, in 1859. Through CD’s patronage emigrated to India in 1864, and worked briefly on a Cinchona plantation before taking a position as curator of the Calcutta botanic garden in 1865. Seconded to the opium department, 1872–8. Carried out numerous botanical experiments and observations on CD’s behalf. Fellow of the Linnean Society of London, 1873.
Sources: Lightman ed. 2004, ODNB. (See the bibliography for full references to sources)