Bougainvillea glabra
Bougainvillea glabra, the lesser bougainvillea or paperflower, is the most common species of bougainvillea used for bonsai. The epithet 'glabra' comes from Latin and means "bald". Wikipedia
Scientific name: Bougainvillea glabra
Family: Nyctaginaceae
Genus: Bougainvillea
Order: Caryophyllales
Kingdom: Plantae