Cultivars from a source

or select a different source / breeder   Almond, Jim Alpenglow Gardens Nursery Alpine Nurseries Anderson, Tommy Anley, G Archer Arends, Georg Arnott Arundel, Brian Atkins, J Bacci, Sergio Backhouse Nursery Baker, F. Baker, G. P. Bakers of Codsall Barker, B Barker, F Bass, R. Beeston, Ron Benary (intro. by Klose) Bland, Beryl Bloom, Adrian Bowell & Skarratt Boyd, John Brack Brookside Nurseries Brown, Bob Bürgel, Jan Bürgel, Jan & Maixner, Oldrich Burrow, Brian Byam-Grounds, John Cabot, Francis Carrie, F. & M. Chez Nous Nurseries Clark, W. A. Clay, R. C. C. Clibran Nursery Coleman, C. F. Cooper, D. Correvon, Henri Dítě, Zdenek Dixon, John Dowker, B. & Walkey, David Drew, Ray Drummond, L. Dunford, Robin Edge, H. Edwards, Mrs. Lloyd Elliott, Clarence Engler & Irmscher Eschmann, Jacob Fairbairn, Ray Farrer, Reginald Finnis, Valerie Finnis, Valerie & Halstead, Will Foley, Peter Foster, H. Lincoln Frei, M. Freyn Fuller, N Furness, Steve Gibbs, John Glassel Estate Golds, Tim Good, J. E. G. Gordon Paterson, Dr. A. Gothenburg Botanic Gardens Gould, G. W. Greenfield, C. Greenslacks Nursery Grey, Col. Grimes, J Hadacek, Franz Halda, Josef Harding, Winton Harlow Car Gardens Haywood Heims, Dan Heinrich, Ernst Highgates Nursery Hinckley, Daniel Hlousek & Bürgel, Jan Hoek, Gert Holden Clough Nursery Holenka, Frantisek Holzbecher, J. Hörhammer, Dr. Hornibrook, Murray Horný, Radvan Horný, Radvan & Webr Ingwersen, Walter E. Th. Ingwersen's Nursery Irving, Walter Janouš, Josef Jaromir Grulich Jeffrey, H Jenkin, Dr. N. W. Jenkins, E. H. Jermyn, J. Jurášek, J Kaye, Reginald Kellerer, Johann Kerner, Anton Kimber, C. Kitley Klose Kotek, F Kraus, Miroslav Kuroishi Wildflower Farm Lang, Karel Leschallas, Major H. P. Lever, Keith Lindsey, R Lissadell Nursery Lloyd, Frank Lock, W. J. Long Acre Plants Maixner, Oldrich Marková, Zita Marx, K. H. May, George McBeath, Ron McGregor, Ken & Malcolm McGregor, Malcolm Milnes Gaskell, Lady C. Morris, J Mullaney, John Munich Botanic Garden Pangrác, D. Paradise Nurseries Paris Peace, Don Pěch, Karel Phillips, L Pitt, Tony Potterton & Martin Potterton, R Prichard, Maurice Prichard, Russell V. RBG Kew Gardens Reuter Reuthe, G. Rogers, W. H. Rokujo Rolfe, Robert Shackleton, Jason Simon, Hans Simpson Hayward, G. M. Siskiyou Rare Plant Nursery Spencer, Ian Stapf Štěpánková, V. Stivín, Karel Sündermann, Franz Sutton, Gerald John Symons-Jeune, Capt. B. M. B. Thomas, B Thompson, Sigston Tomlinson, John Tough Alpine Nursery Tucker, R Tuton V. K. Unknown Unknown (Can) Unknown (Cz) Unknown (Eire). Unknown (Ger) Unknown (Japan) Unknown (UK) Unknown (USA) Upton / Selfe Leonard van den Beuken, Ger van den Beuken, Ger & van Zwienen, Kees Jan Victor, David X. Waincliffe Garden Nursery Walpole, E. H. Waterperry Gardens Watson, Eric & Smith, George Webster, Margaret Welch, G. E. Wells, J. Westmoor Nurseries White Craggs Nursery Whiting, Tim Wynn-Jones, Bleddyn & Sue Young, Adrian Zuckerstein, V.