| Group: | Montana group |
| Approximate height: | 7.0 or more metres |
| Flowering period(s): | May Jun |
| Pruning: | No pruning (Group 1) |
| Raised by: | George Jackman & Son |
| Country of origin: | United Kingdom |
| Date raised: | c1914 |
| Parentage: |
Probably mon var grandiflora x mon wilsonii |
| Other name(s): | 'Superba' |
| Further detail: | Flower diameter: 6-10 (-14)cm Tepals: 4 (-5); 4-6cm long, 1.7-2.7cm wide, obovate to almost elliptic, pointed or blunt |