Rhododendron sinogrande 'Alice Street'

(R. 'Diane' × R. wardii var. wardii)

Flowers pale yellow.

Raised by M. Koster & Sons and introduced 1953.

Rhododendron sinogrande 'Anna Rose Whitney'

(R. griersonianum × R. 'Countess of Derby')

Flowers 12-21 per truss, rose pink with brown spotting.

Raised by W. Whitney & T. Van Steen. Introduced 1954.

Rhododendron sinogrande 'Anne Teese'

(R. ciliicalyx × R. formosum var. formosum)

Flowers 3 per truss, white flushed purplish pink and yellow, striped purple outside, fragrant.

Raised by A. Teese, Australia and registered 1969.

Rhododendron sinogrande 'Augfast'

(R. augustinii subsp. augustinii × R. fastigiatum)

Flowers blue.

This was the first-raised of what are now many lepidote blue cultivars. Raised by E. Magor and introduced 1921.

Rhododendron sinogrande 'Autumn Gold'

(R. fortunei subsp. discolor × R. 'Fabia')

Flowers 10 per truss, salmon shaded pink and with an orange throat.

Raised by T. Van Veen Snr and registered 1956.

Rhododendron sinogrande 'Avalanche'

(R. 'Loderi' × R. calophytum var. calophytum)

Flowers 12-14 per truss, white with a small rose-red blotch.

Raised by L. de Rothschild.

Rhododendron sinogrande 'Belle Heller'

(R. catawbiense 'Album' × white R. catawbiense seedling)

Flowers white with golden flare.

Raised by A. Shammarello.

Rhododendron sinogrande 'Blue Diamond'

(R. 'Intrifast' × R. augustinii subsp. augustinii)

Flowers violet-blue.

Raised by J. Crosfield and introduced 1935.

Rhododendron sinogrande 'Blue Peter'

(? R. ponticum hybrid)

Flowers about 15 per truss, pale lavender blue with purple flare.

Waterer Sons and Crisp.

Rhododendron sinogrande 'Bluebird'

(R. intricatum × R. augustinii subsp. augustinii)

An early blue cultivar which, at its best, has extremely bright flowers.

Raised by Lord Aberconway and introduced 1930.

Rhododendron sinogrande 'Bronze Wing'

(Origin unknown)

Flowers white, edged pink and with a creamy centre.

Raised by A. Teese, Australia and registered 1981.

Rhododendron sinogrande 'Bruce Brechtbill'

(Bud sport of 'Unique')

Flowers 10-12 per truss, pale pink, sometimes with a yellow throat.

Raised by B. Brechtbill and introduced 1970, registered 1974.

Rhododendron sinogrande 'Buttermint'

(R. 'Unique' × (R. 'Fabia' × R. dichroanthum subsp. apodectum)

Flowers 10-15 per truss, yellow, emerging from orange buds.

Raised by R. Mauritsen and H. Greer, registered 1979.

Rhododendron sinogrande 'C. I. S.'

(R. 'Loder's White' × R. 'Fabia')

Flowers about 9 per truss, orange-yellow, throat orange-red , sepals bright red.

Raised by R. Henny and introduced 1952.

Rhododendron sinogrande 'California Gold'

(R. 'Else Frye' × R. 'Eldorado')

Flowers 5-6 per truss, yellow with pink colouring on margins, fragrant.

Raised by P. & R. Bowman, registered 1976.

Rhododendron sinogrande 'Carmen'

(R. sanguineum subsp. didymum × R. forrestii subsp. forrestii 'Repens')

Flowers 2-5 per truss, waxy, dark red with paler stamens.

Raised by L. de Rothschild and introduced 1935.

Rhododendron sinogrande 'Chikor'

(R. rupicola var. chryseum × R. ludlowii)

Flowers 3-6 per truss, pale yellow with darker yellow spotting.

Raised by P. Cox and registered 1962.

Rhododendron sinogrande 'Chrysomanicum'

(R. chrysodoron × R. burmanicum)

Flowers about 8 per truss, yellow.

Raised by Lord Aberconway and introduced 1947.

Rhododendron sinogrande 'Cornubia'

(R. arboreum subsp. arboreum × R. 'Shilsonii')

Flowers early, about 12 per truss, blood red.

Raised by R. Barclay Fox.

Rhododendron sinogrande 'Coronation Day'

(R. 'Pink Shell' × R. 'Loderi')

Flowers mottled pink with a crimson blotch, fragrant.

Raised by J. Crosfield.

Rhododendron sinogrande 'Cowbell'

(R. ciliatum × R. edgeworthii)

Flowers large, pure white in an open truss.

Raised by L. de Rothschild, introduced 1935.

Rhododendron sinogrande 'Crater Lake'

(R. augustinii subsp. augustinii 'Barto Blue' × R. 'Bluebird')

Flowers violet blue with ruffled edges, the trusses in groups of 3, each with 2-3 flowers.

Raised by C Phetteplace and registered 1976.

Rhododendron sinogrande 'Crest'

(R. wardii var. wardii × R. 'Lady Bessborough')

Flowers about 12 per truss, emerging from orangish buds, yellow with a slightly darker centre.

Raised by L. de Rothschild, 1953.

Rhododendron sinogrande 'Curlew'

(R. ludlowii × R. fletcherianum)

Flowers 1-3 per truss, yellow with deeper shades and greenish to brown spotting.

Raised by P. Cox and registered 1970.

Rhododendron sinogrande 'Denise'

(R. 'Winter Favourite' × R. 'Chrysomanicum')

Flowers 8-9 per truss, creamy yellow tinged apricot with a red blotch, fading.

Raised by V. Boulter, Australia and registered 1972.

Rhododendron sinogrande 'Dora Amateis'

(R. minus var. minus 'Carolinianum' × R. ciliatum)

Flowers 6-8 per truss, white with pink and green markings.

Raised by E. Amateis and registered 1955, introduced 1958.

Rhododendron sinogrande 'Earl Of Athlone'

(R. 'Queen Wilhelmina' × R. 'Stanley Davies')

Flowers in trusses of 12-20, crimson.

Raised by C.B. van Nes & Sons.

Rhododendron sinogrande 'Egret'

(R. campylogynum white × R. racemosum ' White Lace')

Flowers 2-6 per truss, bell-like, small and white on long stalks.

Raised by P. Cox and registered 1982.

Rhododendron sinogrande 'Eider'

(R. minus var. minus 'Carolinianum' white × R. leucaspis)

Flowers 5-8 per truss, pure white.

Raised by P. Cox and registered 1979.

Rhododendron sinogrande 'Elisabeth Hobbie'

(R. 'Essex Scarlet' × R. forrestii subsp. forrestii 'Repens')

Flowers 6-10 per truss, scarlet with faint dark red spots.

Raised by D. Hobbie.

Rhododendron sinogrande 'Faggetter's Favourite'

(Chance hybrid of R. fortunei subsp. fortunei)

Flowers 11-13 per truss from red buds, creamy white to pink becoming white speckled brownish.

Raised by W. Slocock.

Rhododendron sinogrande 'Florence Mann'

(R. rigidum × R. 'Blue Admiral')

Flowers deep blue. Australian-raised and surviving some dry heat.

Raised by A. Bramley and introduced 1963.

Rhododendron sinogrande 'Genghis Khan'

(R. 'Britannia' × R. 'Felis')

Flowers to 15 per truss, scarlet, the sepals being large and giving the flowers a double appearance.

Raised by L. Brandt and registered 1969.

Rhododendron sinogrande 'Ginny Gee'

(R. keiskei 'Yaku fairy' × R. racemosum Forrest 19404)

Flowers 4-5 per truss (in multiples) white flowers tinged pink and emerging from pink buds.

Raised by W. Berg 1979 and registerd 1985.

Rhododendron sinogrande 'Golden Torch'

(possibly R. 'Bambi' × (R. 'Grosclaude' × R. griersonianum))

Flowers 13-15 per truss, pale yellow spotted with dark yellow.

Raised by Waterer, Sons & Crisp and registered in 1972.

Rhododendron sinogrande 'Golden Witt'

(R. dichroanthum subsp. scyphocalyx seedling × (R. 'Moonstone' × R. 'Adrastia'))

Flowers 7-9 per truss, small, yellow and with red spotting.

Raised by J. Witt & L. Michaud, registered 1977.

Rhododendron sinogrande 'Goldkrone'

((R. wardii var. wardii × R. 'Alice Street') × R. 'Hachmann's Marina')

Flowers 16-18 per truss, golden yellow, spotted red.

Raised by H. Hachmann and G. Stuck, registered 1983.

Rhododendron sinogrande 'Goldsworth Orange'

(R. dichroanthum subsp. dichroanthum × R. fortunei subsp. discolor)

Flowers in trusses of about 10, salmon-pink to orangish and spotted brown.

Raised by W. Slocock, introduced 1938.

Rhododendron sinogrande 'Grace Seabrook'

(R. 'Jean Marie de Montague' × R. strigillosum)

Flowers 10-15 per truss, deep red with paler margins.

Raised by C. Seabrook and registered 1965-67.

Rhododendron sinogrande 'Greers Cream Delight'

(R. 'Barto Ivory' × R. 'Barto Lavender')

Flowers cream with darker throats.

Raised by H. Greer.

Rhododendron sinogrande 'Halfdan Lem'

(R. 'Jean Marie de Montague' × R. 'Red Loderi')

Flowers red with darker spotting in trusses of about 13 flowers.

Raised by H. Lem 1974.

Rhododendron sinogrande 'Hallelujah'

(R. 'Kimberly' × R. 'Jean Marie de Montague')

Flowers 10-13 per truss, red, fleshy.

Raised by H. Greer, registered 1976.

Rhododendron sinogrande 'Hotei'

(R. 'Goldsworth Orange' × (R. souliei × R. wardii var. wardii))

Flowers 10-12 per truss, deep yellow with deeper shading.

Raised by K. Sifferman and B. Nelson and introduced 1968.

Rhododendron sinogrande 'Hydon Dawn'

(R. yakushimanum × R. 'Springbok')

Flowers 14-18 per truss, pale pink, frilled, fading to white.

Raised by Hydon Nurseries in 1969, registered 1986.

Rhododendron sinogrande 'Idealist'

(R. 'Naomi' × R. wardii var. wardii)

Flowers from pink buds, wide-mouthed, greenish yellow and pink tinged with a dark blotch, in trusses of 10-12.

Raised by L. de Rothschild and introduced 1941.

Rhododendron sinogrande 'Igtham Yellow'

(R. wardii var. wardii × R. decorum)

Flowers from orange buds, pale yellow slightly fragrant and with a red blotch.

Raised by G. Reuthe Ltd in 1952.

Rhododendron sinogrande 'Ilam Orange'

(R. arboreum subsp. zeyalnicum × ?R. 'Pink Pearl Peach') × R. dichroanthum subsp. dichroanthum)

Flowers in loose trusses, orange-pink fading to deep yellow.

Raised by E. Stead but not registered.

Rhododendron sinogrande 'Intrifast'

(R. intricatum × R. fastigiatum)

Flowers small in violet clusters.

Raised by T. Lowinsky pre-1958.

Rhododendron sinogrande 'Jean Marie De Montague'

('The Hon. Jean Marie de Montague')

(R. griffithianum hybrid)

Flowers 10-14 per truss, scarlet.

Raised by C.B. Van Nes & Sons c. 1921.

Rhododendron sinogrande 'Jingle Bells'

(R. 'Fabia' × R. 'Ole Olson')

Flowers 8-10 per truss, orange, fading to yellow with a red centre.

Raised by H. Lem and J. Elliott, 1974.

Rhododendron sinogrande 'Kalimna'

(R. 'Edith Boulter' × R. 'Unknown Warrier')

Flowers about 20 per truss, deep ink with paler centre and pale brown spotting.

Raised by V. Boulter, registered 1972.

Rhododendron sinogrande 'Karin'

(R. 'Britannia' × R. williamsianum)

Flowers 8-9 per truss, bright pink with darker tonings, ruffled.

Raised at the Experimental Station Boskoop in 1966 and registered A.M. Boskoop in 1968.

Rhododendron sinogrande 'Kilimanjaro'

(R. elliottii × R. 'Dusky maid')

Flowers about 18 per truss, red spotted crimson.

Raised by de Rothschild in 1943.

Rhododendron sinogrande 'Kim'

(R. campylogynum seedling possibly crossed with R. brachyanthum)

Flowers 2-4 per truss, yellowish, bell-like and nodding on long stalks.

Raised by J. Caperci and registered 1966.

Rhododendron sinogrande 'Kimbeth'

(R. 'Kimberly' × R. 'Elizabeth')

Flowers 3-5, bell-shaped, purplish pink.

Raised by H. Greer and registered 1979.

Rhododendron sinogrande 'Kubla Khan'

(R. 'Britannia' × R. 'Goldsworth Orange')

Flowers red, edged reddish orange with a large blotch.

Raised by L. Brandt and registered 1962.

Rhododendron sinogrande 'Lady Chamberlain Gleam'

(R. cinnabarinum subsp. cinnabarinum 'Roylei' × R. 'Royal Flush' orange)

Flowers orange-yellow, tipped crimson.

Raised by L. de Rothschild in 1930.

Rhododendron sinogrande 'Lem's Monarch'

(R. 'Anna' × R. 'Marinus Koster')

Flowers pale pink to white, each flower with a pink banded margin.

Raised by H. Lem, not registered.

Rhododendron sinogrande 'Lemon Lodge'

(r. 'Prelude' selfed) Flowers yellow with spotting in the throat. Raised by Pukeiti Gds, New Zealand and regd 1973.

Rhododendron sinogrande 'Lily'

(R. 'Loderi King George' × R. 'Cup Day' or r. 'Midnight' × R. 'Coronation day')

Flowers long, tubular and white.

Raised by K. Van de Ven, an unregistered illegal name.

Rhododendron sinogrande 'Lionel's Triumph'

(R. lacteum × R. 'Naomi')

Flowers 18 per truss, creamy yellow with pink edges and red spotting in the throat.

Raised by L. de Rothschild.

Rhododendron sinogrande 'Little Gem'

(R. 'Carmen' × R. elliottii K.W. 7725)

Flowers in trusses of 7-8, red, from deeper red buds.

Raised by W. Whitney and G. A. Sather and registered 1976.

Rhododendron sinogrande 'Loder's White'

(R. arboreum subsp. cinnabarinum white × R. griffithianum)

Flowers about 12 per cluster, white, fragrant with red spots in the throat.

Raised by J. Mangles?, F. Godman and introduced E. Loder.

Rhododendron sinogrande 'Loderi King George'

(r. griffithianum × r. fortunei subsp. fortunei) Flowers 9-12 per truss, fragrant. A white form that is pink in bud. Raised by e. Loder in 1901.

Rhododendron sinogrande 'Loderi Venus'

(r. griffithianum × r. fortunei subsp. fortunei) Flowers pink, fading and with pale green markings. Raised by e. Loder in 1901.

Rhododendron sinogrande 'Markeeta's Prize'

(R. 'Loderi Venus' × R. 'Anna')

Flowers scarlet with darker spotting, about 12 per truss.

Raised by Flora Markeeta Nursery and registered 1967 to 1969.

Rhododendron sinogrande 'Mary Fleming'

(R. 'Keisrac'g × R. keiskei)

Flowers yellow blotched with orange at the edges.

Raised by G. Nearing and registered 1986.

Rhododendron sinogrande 'Midnight'

(R. 'Cup Day' × R. 'Purple Splendour')

Flowers about 16 per truss, frilled, reddish purple blotched with dark red.

Raised by K. Van de Ven and registered 1978.

Rhododendron sinogrande 'Moonshine Crescent'

(R. 'Adrian Koster' × R. wardii var. wardii 'Litiense')

Flowers 14-16 per truss, yellow from red buds.

Raised by RHS Wisley.

Rhododendron sinogrande 'Mrs Bernice Baker'

('Mrs Betty Baker')

(R. 'Dawn's Delight' × R. fortunei subsp. fortunei)

Flowers deep pink fading to white. Raised by H. Larson pre 1958.

Rhododendron sinogrande 'Mrs Furnivall'

(R. griffithianum hybrid × r. caucasicum hybrid)

Flowers 12-14 per truss, pink with pale brownish flare.

Raised by A. Waterer 1920.

Rhododendron sinogrande 'Naomi Exbury'

(R. 'Aurora' × R. fortunei subsp. fortunei)

Flowers about 14 per truss, pale pink and lilac, yellow and white in the throat.

Raised by L. de Rothschild and introduced 1926.

Rhododendron sinogrande 'Oh-too'

R. 'China' × R. 'Goldbug'

Flowers multicoloured reddish at first later yellow with a salmon, dark-spotted throat.

Raised by W. Elliott, W. Whitney, G. & A. Sather and registered 1976.

Rhododendron sinogrande 'Old Copper'

R. 'Vulcan' × R. 'Fabia' 

Flowers brownish-salmon fading to orange-yellow, spotted red, emerging from red buds, in open 5-flowered trusses.

Raised by T. Van Veen Snr and registered 1958.

Rhododendron sinogrande 'Olin O. Dobbs'

R. 'Mars' × R. 'Purple Splendour' 

Flowers 12-15 per truss, deep reddish purple with a reddish flare.

Raised by O.O. Dobbs & H. Greer, registered 1979.

Rhododendron sinogrande 'Ostfriesland'

R. 'Madame de Bruin' × R. forrestii subsp. forrestii 'Repens'

Flowers 6-8 per truss, rather tubular, red.

Raised by D. Hobbie.

Rhododendron sinogrande 'P.J.M.'

R. minus var. minus 'Carolinianum' × R. dauricum

Flowers 4-9 per truss, rosy purple.

Raised by P.J. Mezitt, introduced 1959, registered. 1987.

Rhododendron sinogrande 'Percy Wiseman'

(R. yakushimanum × R. 'Fabia Tangerine') × self 

Flowers 13-15 per truss, pink and cream fading to creamy white with a yellow throat and green markings.

Raised by Waterer, Sons & Crisp, registered 1971.

Rhododendron sinogrande 'Point Defiance'

R. 'Anna' × R. 'Marinus Koster' 

Flowers in trusses of 15-17, white, fleshy, edged shades of pink.

Raised by H. Lem registered 1970-71.

Rhododendron sinogrande 'Princess Alice'

R. edgeworthii × R. ciliatum

Flowers white lined pink with a small yellow centre.

Raised by James Veitch and Sons.

Rhododendron sinogrande 'Purple Splendour'

R. ponticum hybrid

Flowers about 15 per truss, deep purple, frilled, black blotched in centre.

Raised by A. Waterer pre 1900.

Rhododendron sinogrande 'Queen Elizabeth II'

R. 'Idealist' × R. 'Crest'

Flowers in trusses of 10-12, greenish yellow.

Raised at the Crown Estate, Windsor, UK and registered 1968.

Rhododendron sinogrande 'Rainbow'

R. 'A.W. Hardy' hybrid × R. griffithianum

Flowers white in the centre and edged deep pink.

Raised by W. Slocock c. 1928.

Rhododendron sinogrande 'Ring Of Fire'

R. 'Darigold' × R. 'Idealist'

Flowers yellow with orange-red margins.

Raised by W. Thompson, introduced. H. Greer 1984 but not registered.

Rhododendron sinogrande 'Roza Stevenson'

R. 'Loderi Sir Edmund' × R. wardii var. wardii

Flowers 10-12 per truss, yellow.

Raised by J. & R. Stevenson and registered 1970.

Rhododendron sinogrande 'Rubicon'

R. Kilimanjaro' × R. 'Noyo Chief'

Flowers 17-18 per truss, red with black spotting.

Raised by R. Gordon and registered 1979.

Rhododendron sinogrande 'Saint Breward'

R. augustinii subsp. augustinii × R. impeditum

Flowers bright violet-blue.

Raised by E. Magor, introduced & registered E. Harrison in 1962.

Rhododendron sinogrande 'Scarlet Wonder'

R. 'Essex Scarlet' × R. forrestii subsp. forrestii 'Repens'

Flowers 4-7 per truss, red with wavy margins.

Raised by D. Hobbie, Le Feber & Co., registered 1965.

Rhododendron sinogrande 'Seta'

R. spinuliferum × R. moupinense

Flowers to 7 per truss, pale pink striped darker pink on the outside.

Raised by Lord Aberconway.

Rhododendron sinogrande 'Smokey #9'

R. 'Burgundy' × R. 'Moser's Maroon'

Flowers deep purple with a black blotch.

Raised by H. Lem but not registered.

Rhododendron sinogrande 'Snow Lady'

R. leucaspis × ?R. ciliatum

Flowers in trusses of 2-5, pure white, anthers dark.

Raised by B. Lancaster.

Rhododendron sinogrande 'Sugar Pink'

R. 'Trude Webster' × (R. 'fawn' × R. 'Queen o' the May')

Flowers pale purplish pink, darker in the throat, darker and spotted pale brown in the throat.

Raised by H. Greer, registered 1979.

Rhododendron sinogrande 'Sunspray'

R. 'Alice Franklin' × R. 'Crest'

Flowers 9-10 per truss, pale yellow.

Raised by W. Swenson and registered H. Greer 1979.

Rhododendron sinogrande 'Surrey Heath'

(R. facetum × R. 'Fabia') × (R. yakushimanum × R. 'Britannia') 

Flowers 12-16 per truss, pink with creamy centre and limited orange spotting, fading.

Raised by Waterer, Sons & Crisp, registered 1975.

Rhododendron sinogrande 'Susan'

R. campanulatum subsp. campanulatum × R. fortunei subsp. ?fortunei

Flowers pale bluish mauve to violet in trussees of about 12, fading.

Raised by P. Williams, introduced W. Slocock.

 

R. 'Susette' is similar and obtained by Boulter's Nursery from the UK under this unregistered name.

Rhododendron sinogrande 'Taurus'

R. 'Jean Marie de Montague' × ?R. strigillosum

Flowers in trusses of about 16, red with throat slightly different shade and spotted with black.

Raised by F. Mossman and registered 1972.

Rhododendron sinogrande 'The Master'

Probably R. 'China' × R. 'Betty Edwards'

Flowers 12 per truss, pale pink flushed darker and with darker spots in the throat.

Raised by W. Slocock.

Rhododendron sinogrande 'Trewithen Orange'

R. 'Full House' × R. cinnabarinum subsp. xanthocodon 'Concatenans'

Flowers about 5 per truss, pale orange tinged with red or pink.

Raised by G. Johnstone.

Rhododendron sinogrande 'Trude Webster'

R. 'Countess of Derby' selfed

Flowers in large trusses of deep pink flowers with dark spots, fading with time.

Raised by H. Greer and registered 1961-2.

Rhododendron sinogrande 'Unique'

R. camplocarpum subsp. campylocarpum hybrid?

Flowers about 14 per truss, deep yellow fading to white, flushed pink and with a yellow throat.

Raised by W. Slocock.

Rhododendron sinogrande 'Van Nes Sensation'

R. fortunei subsp. fortunei 'Sir Charles Butler' × R. 'White Pearl'

Flowers lilac to pink with reddish spots in the throat, fading, slightly fragrant.

Raised by C.B. van Nes & Sons. Introduced pre-1958.

Rhododendron sinogrande 'Viscy'

R. 'Diane' × R. viscidifolium

Flowers 4-8 per truss, orange-yellow with dark red spots.

Raised by D. Hobbie but not registered.

Rhododendron sinogrande 'White Gold'

R. 'Mrs J.G. Millais × R. 'Cheyenne'

Flowers 10-12 per truss, white with yellow and brown flare.

Raised by H. Greer and registered 1979.

Rhododendron sinogrande 'White Swan'

R. decorum × R. 'Pink Pearl'

Flowers in trusses of 16-19, pale pink fading to white and with green spotting in the throat.

Raised by J. Waterer, Sons & Crisp.

Rhododendron sinogrande 'Whitney's Orange'

R. dichroanthum 'Sunningdale' × R. 'Diane'

Flowers deep pink and orange with deeper orange spotting and reddish edges.

Raised by W. Whitney and G. & A. Sather, 1976.

Rhododendron sinogrande 'Wisp'

R. williamsianum × R. irroratum 'Spatter Paint'

Flowers pale pink, paler in the centre, heavily spotted.

Raised by R Landregan and T. Skei, 1987.