Vulcan
Classificazione:
2 Y-O[ Grande corona (coppa, mediocoronati) ]
Stagione:
Early to Mid-Season
Altezza:
Alto - più di 67,5 cm
Registrato:
sì, 1956
Genitore femminile (seme): 
Carbineer 2 Y-O 
Alexander (Alec) M. Wilson, Galles
Anno di registrazione: 1927
(Gulliver x unknown)
Carbineer
Genitore maschile (polline): 
Ceylon 2 Y-O 
J. Lionel Richardson, Irlanda
Anno di registrazione: 1943
Marksman x Diolite
Ceylon
Cromosomi:
28
Fertilità:
Entrambi Seme e Polline
Usato come genitore:
41 volte come seme, 38 volte come polline
Commenti

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Received the Royal Horticultural Society(RHS) Award of Garden Merit(AGM) in 1993 and the award was rescinded by the RHS in 2012.