ivory white perianth, bright yellow cup
Royal Sovereign, 4 W-Y, William F.M. Copeland, England, 1908
Photo #61748 Drew Mc Farland, USARoyal Sovereign, 4 W-Y, William F.M. Copeland, England, 1908
Photo #56883 Janet Hickman, USARoyal Sovereign, 4 W-Y, William F.M. Copeland, England, 1908
Photo #28985 Solly's Hardy Bulb Book, USA