Scottish botanist, entomologist and social reformer. President, Botanical Society of Edinburgh, 1838 and 1866; honorary secretary, from circa 1861 until 1866. Edited The Amethyst, or Christian's Annual, 1832–4; secretary of the Sabbath Alliance; one of the compilers of the Church of England hymn-book (1838). Vice-president of the Anti-slavery Convention, 1840. Earned a living as a landscape painter in his later years.
Sources: DNB Medical directory 1861–7 Modern English biography Trans. Bot. Soc. Edinburgh] 1 (1844)
(See the bibliography for full references to sources)