Index

R. 'Zai'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Zai'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Zaigyo'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Zaira'

Azalea Hybrid

? X ?

Hybridized By: Müssig, K., 1996

R. zaleucum var flaviflorum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. zaleucum var pubifolium

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. zaleucum var zaleucum

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Triflora

R. 'Zaleutinii'

Rhododendron Hybrid

R. augustinii ssp augustinii X R. zaleucum var zaleucum

Hybridized By: Johnstone G.H.. Trewithin, Cornwall, England, 1952

R. 'Zampa'

Rhododendron Hybrid

? X ?

Hybridized By: Noble, C.. Standish & Noble, Bagshot, Surrey, England, 1860

R. 'Zampa'

Azalea Hybrid

? X ?

Hybridized By: Schulz, O. (head-gardener, Royal Porcelain Factory) | Berlin | Germany, 1884

R. 'Zampa'

Azalea Hybrid

? X ?

Hybridized By: Vuyk van Nes, 1922

R. 'Zampa Group'

Rhododendron Cultivar group

R. 'Daphne Group' X R. 'F.C. Puddle Group'

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1931

R. 'Zangetsu'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Zanna'

Rhododendron Hybrid

R. dichroanthum ssp dichroanthum X R. catawbiense

Hybridized By: Haworth-Booth, M.. Farall Nurseries, Surrey, England, 1958

R. 'Zanonii'

Rhododendron Hybrid

? X ?

Hybridized By: Noble, C.. Standish & Noble, Bagshot, Surrey, England, 1867

R. 'Zanshu-un'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1976

R. 'Zanzibar'

Azalea Hybrid

? X ?

Hybridized By: Waterer, H. (Knaphill) | Woking, Surrey (Knaphill) | UK, 1959

R. 'Zarie Group'

Rhododendron Cultivar group

R. catawbiense X R. meddianum var meddianum

Hybridized By: Stevenson, J.B.. Ascot, Berkshire, England, 1939

R. 'Zauberregen'

Rhododendron Hybrid

? X ?

Hybridized By: Hesse, H., 1998

R. 'Zdena'

Azalea Hybrid

? X ?

Hybridized By: Kavka, B. | Pruhonice | Czech Republic, 1939

R. 'Zealander'

Rhododendron Hybrid

? X ?

Hybridized By: Standish, J.. Bagshot, Surrey, England, 1870

R. 'Zealot'

Azalea Hybrid

R. 'Lilacinum x Willy' X R. 'Mrs Carmichael x Willy'

Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA, 1948

R. 'Zebra'

Azalea Hybrid

R. 'Paul Schäme' X R. 'Tempérance'

Hybridized By: Wille, C.J. & Co, 1933

R. 'Zeelandia'

Rhododendron Hybrid

R. fortunei ssp fortunei X ?

Hybridized By: Koster M. & Sons. Boskoop, Netherlands, 1928

R. 'Zeelandia'

Azalea Hybrid

? X ?

Hybridized By: Koster & Co., 1939

R. zekoense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lapponica

R. 'Zelanicum Hybridum'

Rhododendron Hybrid

? X ?

Hybridized By: Knight & Perry. (J. Knight & T. A. Perry), Exotic Nursery, Chelsea, London, England, 1850

R. 'Zelenka'

Rhododendron Hybrid

? X ?

Hybridized By: Rogers, W.H. & Son, 1942

R. 'Zelia'

Azalea Hybrid

? X ?

Hybridized By: van Geert, C., 1890

R. 'Zelia Plumecocq'

Rhododendron Hybrid

R. 'Rosy Morn' X R. 'Crest'

Hybridized By: Rothschild, Edmund Leopold de. Southampton, UK, 1962

R. 'Zelia Plumecocq Group'

Rhododendron Cultivar group

R. 'Rosy Morn' X R. 'Crest'

Hybridized By: Rothschild, Edmund Leopold de. Southampton, UK, 1962

R. 'Zella'

Rhododendron Hybrid

? X ?

Hybridized By: Ingram, C.. Benenden, Kent, England, 1964

R. 'Zellindo'

Rhododendron Hybrid

R. 'Mrs Lindsay Smith' X R. 'Muy Lindo'

Hybridized By: Ingram, C.. Benenden, Kent, England, 1971

R. 'Zeneta'

Azalea Hybrid

? X ?

Hybridized By: Rothschild, Edmund Leopold de | Southampton | UK, 1970

R. 'Zenkyo'

Azalea Hybrid

? X ?

Hybridized By: Ito, Ihei | Register from 1692 | Japan, 1692

R. 'Zenobia'

Rhododendron Hybrid

? X ?

Hybridized By: Noble, C.. Standish & Noble, Bagshot, Surrey, England, 1862

R. 'Zenobia'

Azalea Hybrid

? X ?

Hybridized By: van Geert, A., 1855

R. 'Zenobia Group'

Rhododendron Cultivar group

R. 'Eros Group' X R. 'Arthur Osborn'

Hybridized By: Aberconway, Lord. Bodnant, Tal-y-Cafn, Wales, 1930

R. 'Zephyr'

Rhododendron Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Zephyr'

Azalea Hybrid

R. 'Lilacinum x Willy' X R. 'Mrs Carmichael x Willy'

Hybridized By: Morrison, B.Y. | Pass Christian, Mississippi | USA, 1948

R. 'Zephyr'

Azalea Hybrid

? X ?

Hybridized By: Steyaert, A., 1935

R. 'Zerline'

Azalea Hybrid

? X ?

Hybridized By: Schneider, F., 1863

R. 'Zero'

Azalea Hybrid

R. 'Hinodegiri' X R. mucronatum var mucronatum

Hybridized By: Deerfield Nurseries, 1941

R. 'Zest'

Rhododendron Hybrid

? X ?

Hybridized By: Dexter, C.O.. Sandwich, MA, USA, 1943

R. 'Zesty'

Rhododendron Hybrid

R. 'Besse Howells' X R. 'China Boy'

Hybridized By: Delp Weldon E.. Harrisville, Pensylvania, USA, 1992

R. 'Zetsurin'

Azalea Hybrid

R. 'Kyokko-nishiki' X R. 'Madame Moreux'

Hybridized By: Japan | no hybridiser registration, 1939

R. zheguense

Species

Subgenus: Rhododendron
Section: Rhododendron
Subsection: Lapponica

R. zhongdianense

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Taliensia

R. 'Zig Zag'

Rhododendron Hybrid

R. decorum ssp decorum X R. griffithianum

Hybridized By: Gable, J.B.. Stewartstown, Pennsylvania, USA, 1972

R. 'Zig Zag'

Azalea Hybrid

R. 'Addy Wery' X R. 'Salmon Elf'

Hybridized By: Guttormsen, W.L. | Greenwood Gardens, Canby, Oregon | USA, 1964

R. 'Zigeunerin'

Rhododendron Hybrid

R. 'Louis Pasteur' X R. 'Goldsworth Orange'

Hybridized By: Robeneck, H.. Westerstede, Germany, 1975