re: "Dictionary of British and Irish Botanists ...." pub. 1994 by Ray Desmond. p.3. Patrick Adair (fl.1670s-1690) MD FRS 1688. Surgeon at Naval Hospital, Chatham. Sent British seaweeds from Gosport to S. Doody ; Indian drugs to Sir H. Sloane and Cape plants to L. Plukenet.
Book "Medicine and the Navy, 1200-1900" by Keevil, Lloyd & Coulter. Vol. 2. pub. 1957.p.254. "Samuel Spencer, admitted LRCP that year went to Rochester, Patrick Adair went to Portsmouth and was later transferred to Rochester (Chatham, Kent, England). (L.R.C.P. = Licentiate of the Royal College of Physicians, Surgeons).Perhaps more details of Dr. Patrick Adair at the Royal College of Physicians and Surgeons ?