Acer hybrids - The Maple Society
Acer hybrids - The Maple Society
Acer hybrids - The Maple Society
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• Hybrid species<br />
• Natural <strong>hybrids</strong><br />
<strong>Maple</strong> <strong>hybrids</strong><br />
• Intersectional <strong>hybrids</strong><br />
• Infrasectional <strong>hybrids</strong>
Hybrid species (<strong>Maple</strong>s of the World)<br />
<strong>Acer</strong> × bormuelleri Borbas (A. monspessulanum × A. campestre or A. opalus) =<br />
A. monspessulanum x A. opalus = syn. A. x coriaceum<br />
<strong>Acer</strong> × boscii Spach (A. monspessulanum × A. tataricum or A. pensylvanicum ×<br />
A. tataricum, possibly A. tataricum × A. campestre) = doubtful<br />
<strong>Acer</strong> × conspicuum van Gelderen & Otterdoom (A. davidii × A. pensylvanicum)<br />
<strong>Acer</strong> × coriaceum Bosc ex Tausch (A. monspessulanum × A. opalus)<br />
<strong>Acer</strong> × dieckii Pax (Pax) = syn. A. platanoides<br />
<strong>Acer</strong> × duretti Pax (A monspessulanum × A. opalus) = syn. A. × coriaceum<br />
<strong>Acer</strong> × freemanii Murray (A. rubrum × A. saccharinum)<br />
<strong>Acer</strong> × hillieri Lancaster (A. miyabei × A. cappadocicum 'Aureum')<br />
<strong>Acer</strong> × hybridum Bosc = A. pseudoplatanus or A. x coriaceum<br />
<strong>Acer</strong> × martinii Jordan (A. monspessulanum × A. opalus) =syn. A. x coriaceum<br />
<strong>Acer</strong> × pseudo-heldreichii Fukarek & Celjo (A. pseudoplatanus × A. heldreichii)<br />
<strong>Acer</strong> × ramosum Jordan = A. pseudoplatanus (?)<br />
<strong>Acer</strong> × rotundilobum Schwer.(A monspessulanum × A. opalus) = syn. A. ×<br />
coriaceum<br />
<strong>Acer</strong> × schwerinii Pax (uncertain, maybe A. crataegifolium × A. rufinerve)<br />
<strong>Acer</strong> × zoeschense Pax (A. campestre × A. cappadocicum )
<strong>Acer</strong> x boscii (Dippel, Handbuch der<br />
Laubgehölze, 1889
<strong>Acer</strong> x durettii (syn. A. x coriaceum)
<strong>Acer</strong> hybridum (Dippel, Landbuch er<br />
Laubgehölze, 1889)
<strong>Acer</strong> hybridum (A. pseudoplatanus or A. x coreacium)<br />
No trace of <strong>Acer</strong> pseudoplatanus. <strong>Acer</strong> coriaceum ( x A. opalus subsp. opalus) ?
Natural <strong>hybrids</strong><br />
• <strong>Acer</strong> x coriaceum (A. opalus x monsessulanum)<br />
• <strong>Acer</strong> x freemanii (A. rubrum x A. saccharinum)<br />
Cultivars<br />
• ‘Armstrong’<br />
• ‘Celzam’<br />
• ‘Elegant’<br />
• ‘Jeffersred’<br />
• ‘Marmo’<br />
• ‘Scarsen<br />
• <strong>Acer</strong> pseudoheldreichii ( A. heldreichii x A<br />
pseudoplatanus)
Intersectional <strong>hybrids</strong><br />
• <strong>Acer</strong> x boscii Obscure hybrid with several<br />
suggested parents : A. monspessulanum x A.<br />
tataricum, A. pensylvanicum x A. tataricum and A.<br />
tataricum x A. campestre. <strong>The</strong>se combinations are<br />
all unlikely<br />
• <strong>Acer</strong> griseum x A. pseudoplatanus<br />
• <strong>Acer</strong> platanoides x A. saccharum (Wright, 1953)<br />
• <strong>Acer</strong> tataricum x A. negundo and A. tataricum x<br />
A. platanoides (Albenski, 1946) : unlikely
<strong>Acer</strong> griseum x A. pseudoplatanus<br />
Just an <strong>Acer</strong> pseudoplatanus with partly trifoliate leaves
Intersectional hybrid<br />
<strong>Acer</strong> griseum x A. pseudoplatanus
<strong>Acer</strong> griseum x A. pseudoplatanus (Arb. Rogov)
<strong>Maple</strong> Sections with <strong>hybrids</strong><br />
• Section <strong>Acer</strong><br />
• Section Arguta<br />
• Section Macrantha<br />
• Section Negundo<br />
• Section Platanoidea<br />
• Section Trifoliata
Hybrids Section <strong>Acer</strong><br />
• <strong>Acer</strong> pseudoplatanus x A heldreichii = A. x<br />
pseudoheldreichii<br />
• <strong>Acer</strong> pseudoplatanus x A. velutinum<br />
• <strong>Acer</strong> heldreichii x A. velutinum<br />
• <strong>Acer</strong> monspessulanum x A. opalus = A. x<br />
coriaceum<br />
• <strong>Acer</strong> monspessulanum x A. saccharum
<strong>Acer</strong> velutinum x A. pseudoplatanus
<strong>Acer</strong> heldreichii x A. velutinum
<strong>Acer</strong> saccharum x A. monspessulanum<br />
• (Belmonte Arboretum Wageningen)
Hybrids Sect. Arguta<br />
• A. acuminatum x A. argutum<br />
• A. acuminatum x A. stachyophyllum<br />
• All combinations may be possible in cultivation
<strong>Acer</strong> acuminatum x A. argutum
<strong>Acer</strong> acuminatm x A. stachyophyllum
Hybrids Section Macrantha (1)<br />
• <strong>Acer</strong> x conspicuum = A. pensylvanicum<br />
(‘Erythrocladum’) x A. davidii<br />
• Cultivars:<br />
• ‘Silver Vein’<br />
• ‘Phoenix’<br />
• ‘Elephants Ear’<br />
• ‘Silver Cardinal’ = A. (x) rubescens ‘Silver Cardinal’<br />
• ‘Red Cardinal’ = A. (x) rubescens ‘Red Cardinal’<br />
• ‘Esk Flamingo’ = A. (x) rubescens ‘Esk Flamingo’
<strong>Acer</strong> x conspicuum ‘Silver Cardinal’ =<br />
A. x (?)rubescens ‘Silver Cardinal’
Hybrids Sect. Macrantha (2)<br />
• <strong>Acer</strong> x schwerinii = A. crataegifolium x A.<br />
rufinerve (?) or A. crataegifolium
Hybrids Sect. Macrantha (3)<br />
• <strong>Acer</strong> davidii <strong>hybrids</strong>:<br />
– x A. capillipes<br />
– X A. pectinatum subsp. forrestii<br />
– X A. pectinatum subsp. laxiflorum<br />
– X A. pensylvanicum (= A. conspicuum)<br />
– X A. rufinerve
<strong>Acer</strong> davidii x A. pectinatum subsp.<br />
forrestii
<strong>Acer</strong> pctinatum subsp. laxiflorum x A.<br />
davidii subsp. grosseri
<strong>Acer</strong> pectinatum subsp. laxiflorum x A.<br />
davidii subsp. grosseri
<strong>Acer</strong> davidii x A. rufinerve
Hybrids Sect. Macrantha (4)<br />
• In cultivation all combinations may be possible<br />
and occur except<br />
• x A. micranthum and x A. tschonoskii
Hybrids Section Negundo<br />
• <strong>Acer</strong> negundo x A. henryi (Wright<br />
1953)
Hybrids Sect. Palmata (1)<br />
• A. palmatum x A. shirasawanum<br />
• Cultivars<br />
• A. (palmatum) ‘Green Trompenburg’<br />
• A. (palmatum) ‘Trompenburg’<br />
• A. (shirasawanum) ‘Gloria’<br />
• A. (shirasawanum) ‘Yasimin
<strong>Acer</strong> shirasawanum (x A. palmatum)<br />
‘Gloria’
Hybrids Sect. Palmata (2)<br />
• A. palmatum x A. sieboldianum<br />
• Cultivar<br />
• A. (sieboldianum) ‘Osiris’
<strong>Acer</strong> sieboldianum x A. palmatum<br />
<strong>Acer</strong> sieboldianum ‘Osiris’
Hybrids Sect. Palmata (3)<br />
• A. japonicum x A. pseudosieboldianum<br />
• A. erianthum x A. sieboldianum?<br />
• A. circinatum x A. japonicum<br />
• A. elegantulum x A. palmatum<br />
• A. oliverianum x A. pseudosieboldianum<br />
• A. circinatum x A. palmatum<br />
• Many combinations may be possible and occur in<br />
cultivation. An exception may be A. japonicum x<br />
A. palmatum
<strong>Acer</strong><br />
elegantulum x<br />
<strong>Acer</strong> elegantulum<br />
A. palmatum
<strong>Acer</strong> x erianthum<br />
<strong>Acer</strong> erianthum x A. sieboldianum? <strong>Acer</strong> erianthum
<strong>Acer</strong> oliverianum x A. pseudosieboldianum
<strong>Acer</strong> japonicum “Aconitifolium’x<br />
A. pseudosieboldianum
<strong>Acer</strong> japonicum ‘Aconitifolium’x<br />
A. pseudosieboldianum
Hybrids Sect. Platanoidea (1)<br />
• A. campestre x A. cappadocicum = A. x<br />
zoeschense<br />
– Cultivars<br />
– ‘Annae<br />
– ‘Elongatum’<br />
• A. miyabei x A. cappadocicum = A. x hillieri<br />
• Cultivars<br />
‘Summergold’<br />
‘West Hill’
Hybrids Sect. Platanoidea (2)<br />
• A. truncatum x A. pictum<br />
• A. truncatum x A. cappadocicum<br />
• A. platanoides x A. truncatum<br />
• Cultivars <strong>Acer</strong> ‘Keitsform’ en A. ‘Warrenred’<br />
• A. amplum x A. platanoides<br />
• A. longipes x A. cappadocicum<br />
• A. pictum x A. campestre<br />
• All combinations may be possible and occur in<br />
cultivation
<strong>Acer</strong> pictum x A. campestre
<strong>Acer</strong> truncatum x A. platanoides
<strong>Acer</strong> truncatum x A. cappadocicum
<strong>Acer</strong> platanoides x A. truncatum<br />
‘Keithsform’
<strong>Acer</strong> cappadocicum subsp. sinicum x A.<br />
platanoides
Hybrids Sect. Trifoliata<br />
• A. maximowiczianum x A. griseum
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