By Thomas H. Carpenter
By Joan Stanley-Baker
By Doreen Ehrlich
By Arnold, Rebecca
By John Fairley
By Various.
By Gottfried Fliedl
By Siegfried Gohr
By Kitamura, Satoshi, Kitamura, Satoshi, Collins Big Cat, Moon, Cliff
By The Royal Botanic Gardens Kew
By Gough, M.
By Lisa Pearson
By Nigel Spivey
By Linda Weintraub
By R. W. Brunskill
By Marx, Harald
By Archer, Michael
By Sir Lawrence Gowing, David Sylvester
By John Roberts
By Guggenheim, Peggy
By Sara
By Renoir, Jean, Denny, N.
By Ronald Paulson
By Potter, Gabriel
By Aldona Jonaitis
By Rudolf Koch
By Na'ima bint Robert, Diana Mayo