Pedigree Chart of Trewarvas, 2 W-Y, Ron A. Scamp, England, 1991

Niphetos
Newcastle
White Knight
Brodie 1W-W seedling
Conqueror
Kanchenjunga
Seedling 57/08
Askelon
Nevis
Trewarvas
Gracious
Green Island
Mozart
Seraglio
Gallipoli
Irish Minstrel
Mitylene
Seedling
Penquite
Tudor Minstrel
Cardigan