Hardwick Hall, Derbyshire (Accredited Museum)
Dawson Turner (1775-1858)
Adolf Münzer (1870-1953)
Hansi (1873-1951)
George William Frederick Howard, 7th Earl of Carlisle (1802-1864)
Junius (fl.18th century)
George Bernard Shaw (1856-1950)
François-Thomas Delbare (1770-1855)
Jonathan Richardson the elder (London 1665 – London 1745)
Ashton Yates
Harriet Gunn (1806-1869)
J. H. R. Bayley
Lord William Pitt Lennox (1799-1881)
Edwin Lee (d.1870)
John Buchan, 1st Baron Tweedsmuir (1875-1940)
Lady Frances Louisa Spencer-Churchill, Lady Gresley (1870-1954)
Alexandre Dumas (1802-1870)
Laurence Walter Meynell (b.1899)
Clement Dukes
Rhododendron Association
Frederick Faber MacCabe
J. & W. Emslie
Sir Alfred Cooper (1838-1908)
T. Holmes
Cosmo Gordon Lang (1864-1945)
Lucas Malet (1852-1931)
Alpine Garden Society, Great Britain