Sir Joseph Banks, 1743-1820, President of the Royal Society, Robert Brown, 1773-1858, and David Don 1800-1841, botanists, lived in a house on this site. The Linnean Society met here 1821-1857.
Site: Botanists (1 memorial)
W1, Soho Square, 31-32
The lettering is above the right-most potted scrub. Incidentally, the photograph of the building catches a typical London sight - a van driver trying to escape before the uniformed warden completes his parking ticket.