Vulcan
Klassificering:
2 Y-O[ Stor krona (bägare) ]
Säsong:
Early to Mid-Season
Höjd:
Högre - än 67.5 cm
Registrerad:
ja, 1956
Feminin förälder (frö): 
Carbineer 2 Y-O 
Alexander (Alec) M. Wilson, Wales
Registreringsår: 1927
(Gulliver x unknown)
Carbineer
Maskulin förälder (pollen): 
Ceylon 2 Y-O 
J. Lionel Richardson, Irland
Registreringsår: 1943
Marksman x Diolite
Ceylon
Kromosomer:
28
Grobarhet:
Både Frön och Frömjöl
Använd som förälder:
41 gånger som frö, 38 gånger som pollen
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Fl. 94 mm wide; perianth segments broadly ovate, blunt, only very slightly mucronate, vivid yellow, spreading, plane, regular, overlapping half; the inner segments only a little narrower; corona cup-shaped, smooth, vivid or strong orange, tinged with a lighter tone towards base, mouth straight or slightly expanded, very lightly frilled, with rim irregularly crenate.

Received the Royal Horticultural Society(RHS) Award of Garden Merit(AGM) in 1993 and the award was rescinded by the RHS in 2012.