Hibiscus syriacus 'Ruber Plenus'

Flowers double, 5-7 cm wide, reddish purple, fading in strong sun. Habit low shrub to 1.7 m tall.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Malvales
family       Malvaceae
genus        Hibiscus L.
species         Hibiscus syriacus L.