Rhododendron ( Tenjiku Satsuki Hybrid Azalea )
The Satsuki Nipponese azalea are believed to have originate several hundred year ago from natural crosses between R. indicum and R. tamarae . ( R. tamarae was formerly known as R. eriocarpum and before that as R. simsii var . eriocarpum . ) Later , horticulturists go forward the cross between these two species as well as others . Compact , low - growing , evergreen plant shrub that is twiggy and impenetrable with a public exposure to rounded form ....