Hydrangea cinera
Hydrangea cinera sp

Dichroa febrifuga
Dichroa febrifuga sp

Edgeworthia chrysantha
Edgeworthia chrysantha sp

Hydrangea anomala ssp. petiolaris
Hydrangea anomala ssp. petiolaris

Hydrangea arborescens
Hydrangea arborescens sp
'Annabelle'
'Bounty'
'Gandiflora'
'Hayes' Starburst'
'Hills of Snow' = ?'Grandiflora'

Hydrangea arborescens ssp. radiata
Hydrangea arborescens ssp radiata
'Samantha'

Hydrangea aspera
Hydrangea aspera sp.

Hydrangea aspera ssp. villosa
'Anthony Bullivant'
'Spinners'

Hydrangea heteromalla
Hydrangea sp. aff. heteromalla (HWJK2127)
'Bretschneideri'
'Jermyn's Lace'
'Nepal Beauty'
'Snow Cap' = 'Snowcap'

Hydrangea hirta
Hydrangea hirta sp.

Hydrangea involucrata
Hydrangea involucrata sp.
Hydrangea involucrata sp. (H.C._970542)
'Hortensis' = 'Tama Danka'
'Plena'
'Tama Ajisai'

Hydrangea lobbii
Hydrangea lobbii sp.

Hydrangea macrophylla
Hydrangea macrophylla sp. (HC9706 HW 7109)

(Many of the following are actually crosses with other sp)
'Aarburg'
'Adria'
'All Summer Beauty' =? 'Semperflorens'
'Alpenglühn' =? 'Glowing Embers'
'Altona' = 'Althone'
'Amethyst'
'Ami Pasquier'
'Ayesha'
'Bailmer' ="Endless Summer"™ ppaf
'Beauté Vendômoise'
'Berlin' ™ =? 'Buffi' ppaf
'Big Daddy' (ppaf?)
'Blaue Donau' = 'Blue Danube'
'Blauer Prinz'
'Blauling'
'Blaumeise' = 'Blue Tit'
'Blue Billow' 2
'Blue Wave' = 'Mariesii Perfecta'
'Blushing Bride' ="Endless Summer"™ ppaf
'Blushing Pink'
'Bodensee'
'Böttstein'
'Bouquet Rose' = 'Bouquet Bleu'
'Brestenburg'
'Brugg' = 'Cristel'
'Brunegg'
'Brunette' =? 'Merveille Sanguine'
'Buffi' =? 'Berlin' ™
'Burg Königstein'
'Burg Rosenburg'
'Chaperon Rouge' = 'Red Cap'
'Charm' =? 'Charme'
'Claudie' ™ ppaf
'Compacta' =? 'Monink' ='Pink'n Pretty'™
'Concavosepala'
'Constellation'
'Cream Eyes'
'Dancing Lady'
'David Ramsey'
'Decatur Blue'
'Deutschland'
'Domotoi' ='Setzuka Yae'
'Dooley'
'Dr Bernhard Steiniger'
'Dr Jean Varnier'
'Dundalk'
'Early Sensation' ="Forever & Ever" ™ ppaf
'Eisvogel'
'Enziandom' ='Gentian Dome'
'Etoille Violette' ='Shamrock'
'Europa'
'Fasan'
'Flander's Pink'
'Flora Pleno'
'Floralia'
'Forever Pink' ='Draps Wonder'
'Freudenstein'
'Frillibet' ='Frillibeth'
'Fuji Waterfall' ='Hanabi'
'Gartenbaudirektor Kühnert'
'Générale Vicomtesse de Vibraye'
'Geoffrey Chadbund'
'Gerda Steiniger'
'Gertrude Glahn'
'Glory'
'Glory Blue'
'Glowing Embers'
'Goffersberg'
'Goliath'
'Great Other'
'Green Shadow'
'Green Tonic'
'Habsburg
'Hadsbury'
'Hamburg'
'Harlequin' ='Sensation 75' = "Buttons and Bows"™
'Hatfield Rose'
'Hatsu Shime'
'Heinrich Seidel'
'Heinrichsburg'
'Heronsdom'
'Hildegard' =?'Hildegard Königer'
'Hokaido'
'Holehird Purple'
'Holibel' (ppaf?)
'Holstein'
'Homigo' (ppaf?)
'Hopaline' (ppaf?)
'Horben'
'Hörnli'
'Hortulanus Witte'
'Ito Shiofuki kaigan "Shibori"
'Izu-no-Hana'
'Jean Varnier' ='Dr Jean Varnier'
'Jogasaki' ="Fireworks Pink"™
'Kardinal'
'Kasteln' ='Kastelu'
'King George'
'Klaveren'
'Kluis Sensation'
'Kluis Superba'
'Komochiana Sezuka'
'Koralle'
'La France'
'La Marne'
'Lace Amethyst'
'Lanarth White'
'Le Cygne'
'Lemmenhof'
'Lenzburg'
'Leuchtfeuer'
'Libelle' ='Teller White'
'Liebegg'
'Maculata'
'Maréchal Foch'
'Mariesii Lilacina' ='Lilacina'
'Masja'
'Mathilda Gutges'
'Merkur'
'Merritt's Beauty'
'Merritt's Blue'
'Merritt's Pride'
'Merritt's Supreme'
'Merveille'
'Miss Belgium'
'Miss Hepburn'
'Mme Aimé Gyselinck'
'Mme Baardse'
'Mme Emile Mouillère'
'Mme Faustin Travouillon' = 'Peacock'
'Mme Gilles Gaujon'
'Monink'= Pink & Pretty =?'Compacta'
'Montfort Perle'
'Montgomery'
'Mouseme'
'Mousseline'
'Möwe' =?'Geofrey Chadbound'
'Nachtigall'
'Niedersachsen'
'Nigra' ='Mandschurica'
'Nikko Blue'
'Oak Hill'
'Oregon Pride'
'Otaksa'
'Paris'
'Paris Rapa' ="Paris" ™ ppaf
'Parzifal'
'Penny Mac'
'Princess Juliana'
'Princesse Béatrix' ='Princess Beatrix'
'Quadricolor' ='Lemon Wave' ='?'Tricolor'
'Queeen's Lace'
'R.F. Felton' = ? 'Mrs. R. F. Felton'
'Radiant'
'Ravel' ppaf
'Raymond Draps'
'Red 'Red Sensation' ="Forever & Ever Red" ™ ppaf
'Red Star'
'Regula'
'Renate Steiniger'
'Rheinland'
'Rie09' ="Forever & Ever" Double Pink ™ ppaf
'Rosarita'
'Rose Supreme'
'Rosea'
'Rosewarne Lace'
'Rotschwanz'
'Sabrina' ™ ppaf
'Sadie Ray'
'Sandra' ™ ppaf
'Schenkenberg'
'Schneeball'
'Schwan'
'Seafoam'
'Selma' ™ ppaf
'Shamrock' ppaf
'Sharona' ™ ppaf
'Shirobana Gaku'
'Sir Joseph Banks'
'Snow White' ="White Merritt" ppaf
'Soeur Thérèse' ='Sister Therese'
'Souvenir de Claire'
'Souvenir du Président Paul Doumer' ='Souvenir Doumer'
'Stone Barn'
'Stourton Lace' ='JamesGrant'
'Strafford' = 'Stratford'
'Sturdy Hami'
'Sturdy Xian Pink'
'Sumida no hanabi' =Hanabi' ='Hanabi-Ajisai' ="Fireworks White" ='Fuji Waterfall'
'Synelle'
'Taube'
'Tegerfelden'
'Ticino'
'Tödi'
'Tokyo Delight'
'Tovelil'
'Tovelit' ='Tovelil'
'Trebah Silver'
'Tricolor' ='?Mariesii Variegata'
'Trophée'
'Trophy'
'Trotsburg'
'Universal'
'Uzu Ajisai' =?'Ayesha'
'VanHoose White'
'Veitchii'
'Venice'™ ='Venice Raven' ppaf
'Vienna' ™ ppaf
'Vulcain'
'Wartburg'
'Weisse Königin'
'Westfalen'
'Wildegg'
'Wildenstein'
'Zaunkönig'

Hydrangea macrophylla ssp stylosa
Hydrangea sp macrophylla ssp stylossa f. indochinesis

Hydrangea paniculata
'Daruma' = 'Daruma Nori Utsugi' = 'Dharuma'
'Degudo' ='Starlight Fantasy'
'Floibunda'
'Kyushu'
'PeeGee' ='Grandiflora'
'Pink Diamond'
'Tardiva'
'Unique'
''Zwijnenburg' =Limelight' ™ ppaf

Hydrangea quercifolia
Hydrangea quercifolia sp.
'Alice'
'Pee Wee'
'Sike's Dwarf'
'Snow Queen'
'Snowflake'

Hydrangea scandens
Hydrangea scandens subspecies luteovenosa
Hydrangea scandens subspecies obovatifolium
'Fragrant Splash'

Hydrangea seemanii
Hydrangea seemanii sp.

Hydrangea serrata
'Akishino Temari'
'Amagi-Amacha'
''Belzonii'
'Beni'
'Benigaku' = 'Beni Gaku'
'Blue Billow'
'Blue Bird'
'Blue Deckle'
'Chiri-san Sue'
'Chishima' ='Shishima' =? 'Shishiva'
'Coerulea Lace'
'Diadem'
'Fuji-no-Taki' ='Joi'
'Geisha Girl'
'Golden Sunlight' (ppaf?)
'Grayswood'
'Hallasan'
'Isusai jaku' = 'Isusai Beni Jaku'
'Iyo Shibori'
'Iyo-no-usuzumi'
'Izu-no-Hanabi'
'Kiyosumi' ='Kiyosumisawa'
'Komachi' ='Pretty Maiden'
'Kurenai'
'Little Geisha' =? 'Maiko' (ppaf?)
'Maiko-'Ajisai' ='Maiko' =? "Little Geisha"
'Midoriboshi Temari'
'Miranda'
'Miyama Yae Murasaki' ="Purple Tiers"
'O Amacha Nishiki' =? 'Oamacha Variegata' =? 'Kohkansetsu'
'Oamacha Variegata' =? O Amacha Nishiki' =? 'Kohkansetsu'
'Preziosa'
'Rosalba'
'Sawtooth'
'Shichidanka'
'Shinonome' =Shinomei' ='Shinonomei'
'Shiro Maiko'
'Shirofuji'
'Shirotae'
'Spreading Beauty' ™ = 'Hallasan' ppaf
'Tiara'
'Wilson 7820'
'Woodlander'
'Yae-no-Amacha'

Hydrangea serrata ssp. yezoensis
Hydrangea serrata ssp. yezoensis

Hydrangea sikokiana
Hydrangea sikokiana sp.

Hydrangea umbellata
Hydrangea umbellata sp