Wisteria floribunda 'Royal Purple'

Clusters 27-40 cm or more long, with a pronounced purple colouring. Calyx purple. Floral bracts pale mauve with a green edge. Flowers scented, the stalks purplish. Standard violet, about 2 cm wide, the wings and keel slightly darker. Early flowering. It is not certain whether this cultivar originated in Japan or the usa, int. to Europe c. 1937. ['Single Black Dragon']

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Fabales
family       Fabaceae
genus        Wisteria Nutt.
species         Wisteria floribunda (Willd.) D C.