1979
Photographed at the Royal Botanic Gardens, Kew.
13th October 2007
Photographed at the Royal Horticultural Society's garden, Wisley.
13th October 2007
Photographed at the Royal Horticultural Society's garden, Wisley.
8th April 2009
Photographed at the Royal Horticultural Society's garden, Wisley.
8th April 2009
Photographed at the Royal Horticultural Society's garden, Wisley.