Description from Flora of China
Plumeria acuminata Aiton; P. acutifolia Poiret; P. rubra var. acutifolia (Poiret) L. H. Bailey.
Trees to 8 m tall. Bark pale green, smooth, thin. Petiole to 7 cm; leaf blade elliptic to very narrowly so, 14-30 X 6-8 cm, glaucous adaxially, apex acute or acuminate; lateral veins 30-40 pairs, slightly elevated abaxially. Corolla tinged with pink or purple at least outside, 4-6 cm in diam.; lobes pink, yellow, or white, with a yellow base, 3-4.5 X 1.5-2.5 cm, obliquely spreading. Follicles oblong, 11-25 X 2-3 cm. Fl. Mar-Sep, fr. Jun-Dec. 2n = 36.
Widely cultivated for medicine and as ornamental. The flowers are used for the treatment of dysentery. The small, white-flowered form is more valued medicinally in China than other forms of the species.
Fujian, Guangdong, Guangxi, Hainan, Yunnan [native to Mexico and Central America]