Bougainvillea spectabilis 'Alba'

Bracts pure white.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Caryophyllanae
order      Caryophyllales
family       Nyctaginaceae
genus        Bougainvillea Juss.
species         Bougainvillea spectabilis Willd.