The light leaf flower (Latin scientific name: Bougainvillea glabraChoisy.), alias: scarf, rhododendron, bougainvillea, triangular flower, purple triangle, purple orchid, bougainvillea, is a vine-like shrub of the family Asteraceae, the leaf flower genus. The stem is thick, the branches are drooping, glabrous or sparsely hairy; Axillary spines, 5–15 mm long. The leaves are papery, ovate or ovate lanceolate, prefer warm and humid climates, are not hardy, and prefer plenty of light.