Joan. Prevotius Rauracus OP001067
Richard Pulteney OP001073
Richard Pulteney (1805-03-16) OP001074
Richard Pulteney (1788) OP001075
William Roxburgh OP001134
Patrick Russell (1811-02-01) OP001141
D. Fridericus Ruysch OP001144
Fredericus Ruyschius OP001145
J.E. Smith (1796-01-16) OP001224
Eduard Strasburger (1912) OP001259
John Stuart, Third Earl of Bute (1836-12-01) OP001264B
Samuel Thomson, botanist OP001298
Robert John Thornton, M.D. OP001300
Robert John Thornton (1803-07-01) OP001301
Robert John Thornton (ca 1808) OP001302