Index

R. 'Ma Belle'

Azalea Hybrid

? X ?

Hybridized By: Amann,I.L. | Bozman, Maryland | USA, 1987

R. 'Ma Chčre'

Rhododendron Hybrid

R. 'Mars' X R. 'yakushimanum x Mars'

Hybridized By: Brueckner, J.B.. Mississauga, Ontario, Canada, 1975

R. 'Ma Vlast'

Rhododendron Hybrid

R. 'Cunningham's White' X R. forrestii Repens Group

Hybridized By: Kavka, B.. Pruhonice, Czech Republic, 1965

R. 'Mabel'

Rhododendron Hybrid

R. thomsonii ssp thomsonii X ?

Hybridized By: Gill, Richards & Sons. Penryn, Cornwall, England, 1932

R. 'Mabel'

Azalea Hybrid

? X ?

Hybridized By: Clibrans Nursery, 1931

R. 'Mabel Combe'

Rhododendron Hybrid

? X ?

Hybridized By: Mangles James Henry. Valewood, England, 1884

R. 'Mabel Cory'

Rhododendron Hybrid

? X ?

Hybridized By: Barbier & Co. Orleans, France, 1928

R. 'Mabel H'

Azalea Hybrid

R. calendulaceum X R. 'Klondyke'

Hybridized By: Hollowell, E.A., 1978

R. 'Mabel Parsons'

Rhododendron Hybrid

R. catawbiense X ?

Hybridized By: Parsons, S.B. & Sons Co.. Long Island, New York, USA, 1916

R. 'MaBelle’s Star'

Rhododendron Hybrid

R. 'Ring of Fire' X R. 'Lem's Cameo'

Hybridized By: Thompson’s Nursery. Waldport, Oregon, USA, 1982

R. 'Mable Andrews'

Azalea Hybrid

? X ?

Hybridized By: Pender, D. Jr,, 1987

R. 'Mable Zimmerman'

Azalea Hybrid

? X ?

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

R. 'Mac Kantrus'

Rhododendron Hybrid

R. 'Degram Group' X R. 'Atrier Group'

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

R. 'Mac Ovata'

Rhododendron Hybrid

? X ?

Hybridized By: Unknown

R. macabeanum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Grandia

R. 'macabeanum x Loderi King George'

Rhododendron Hybrid

R. macabeanum X R. 'Loderi King George'

Hybridized By: No hybridiser registered

R. 'macabeanum x wardii'

Rhododendron Hybrid

R. macabeanum X R. wardii var wardii

Hybridized By: No hybridiser registered

R. 'Macarena'

Rhododendron Hybrid

R. 'Goldrausch' X R. wardii var wardii

Hybridized By: Hachmann, Hans. Barmstedt in Holstein, Germany, 1990

R. 'Macaroni'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Macaw'

Rhododendron Hybrid

R. 'Blue Steel' X R. 'Night Sky'

Hybridized By: Russell, J.P.C.. Fife, Scotland, 1979

R. 'MacConkey'

Rhododendron Hybrid

? X ?

Hybridized By: Tolstead, W.L.. Davis and Elkins College, Elkins, WV, USA, 1970

R. macgregoriae

Species

Subgenus: Rhododendron
Section: Vireya
Subsection: Euvireya

R. 'macgregoriae x aurigeranum'

Vireya Hybrid

R. macgregoriae X R. aurigeranum ssp aurigeranum

Hybridized By: No hybridiser registered

R. 'macgregoriae x aurigeranum X Doctor Hermann Sleumer'

Vireya Hybrid

R. 'macgregoriae x aurigeranum' X R. 'Doctor Hermann Sleumer'

Hybridized By: No hybridiser registered

R. 'macgregoriae x laetum'

Vireya Hybrid

R. macgregoriae X R. laetum

Hybridized By: No hybridiser registered

R. 'macgregoriae x stenophyllum'

Vireya Hybrid

R. macgregoriae X R. stenophyllum ssp stenophyllum

Hybridized By: No hybridiser registered

R. 'macgregoriae x viriosum'

Vireya Hybrid

R. macgregoriae X R. viriosum

Hybridized By: No hybridiser registered

R. 'macgregoriae x zoelleri'

Vireya Hybrid

R. macgregoriae X R. zoelleri

Hybridized By: No hybridiser registered

R. 'macgregoriae X zoelleri x konori'

Vireya Hybrid

R. macgregoriae X R. 'zoelleri x konori'

Hybridized By: No hybridiser registered

R. 'Machrie'

Rhododendron Hybrid

R. meddianum var meddianum X ?

Hybridized By: National Trust for Scotland, 1965

R. 'Machteline Alberts'

Azalea Hybrid

? X ?

Hybridized By: Alberts, G.J., 1896

R. 'MacLeod'

Azalea Hybrid

? X ?

Hybridized By: Steyaert, A., 1934

R. 'MacMahon'

Azalea Hybrid

? X ?

Hybridized By: Brugge, 1874

R. 'Macopin'

Rhododendron Hybrid

R. racemosum X ?

Hybridized By: Nearing, G.G.. Ramsey, NJ, USA, 1962

R. 'Macranthum'

Rhododendron Hybrid

? X ?

Hybridized By: Byls, J., 1868

R. 'Macranthum'

Azalea Hybrid

R. calendulaceum X ?

Hybridized By: Verschaffelt, L | Royghem (near Ghent) | Belgium, 1840

R. 'Macranthum'

Azalea Hybrid

R. luteum X ?

Hybridized By: Veitch & Sons, R. | Exeter, Devon | England, 1867

R. 'Macranthum'

Azalea Hybrid

R. molle ssp japonicum X ?

Hybridized By: Byls, J., 1842

R. 'Macranthum Album'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Macranthum Dubbel Rose'

Azalea Hybrid

? X ?

Hybridized By: Japan | no hybridiser registration, 1958

R. 'Macranthum Flavum'

Rhododendron Hybrid

? X ?

Hybridized By: No hybridiser registered, 1958

R. 'Macranthum Flore Pleno'

Azalea Hybrid

? X ?

Hybridized By: Hager Nurseries, 1983

R. 'Macranthum Nigrum'

Rhododendron Hybrid

? X ?

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

R. 'Macranthum Orange'

Azalea Hybrid

? X ?

Hybridized By: No hybridiser registered, 1960

R. 'Macranthum Pupureum'

Rhododendron Hybrid

? X ?

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

R. 'Macranthum Salmon'

Azalea Hybrid

? X ?

Hybridized By: USA, 1994

R. 'Macrindicum Group'

Azalea Hybrid

R. indicum X ?

Hybridized By: Wada, K. | Hakonea Nursery, Numazu | Japan, 1937

R. 'Macris'

Rhododendron Hybrid

R. 'Bulstrode Park' X R. 'Loderi King George'

Hybridized By: Lane, M.J., 1985

R. macrophyllum

Species

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica

R. 'Macrophyllum'

Azalea Hybrid

? X ?

Hybridized By: van Geert, J., 1835

R. macrophyllum 'Albion Ridge'

Rhododendron Species Selection

Selected By: Drewry, J.H., 1965

Subgenus: Hymenanthes
Section: Pontica
Subsection: Pontica