Oxyspora vagans (Roxb.) Wall.

Shrubs 1-2 m tall. Stems obtusely 4-sided or terete, with densely patently glandular trichomes when young. Petiole 1.5-5.5(-6) cm, with dense glandular trichomes; leaf blade ovate to elliptic, 11-16.5(-19) × 5-7.5(-9) cm, papery to nearly membranous, both surfaces furfuraceous squamose, secondary veins 2 or 3 on each side of midvein, base rounded to subcordate, margin denticulate with each tooth having a terminal seta, apex acuminate. Inflorescences terminal, a cymose panicle, 12-25 × 2.6-6 cm, furfuraceous stellate, with 2 leaflike bracts at base. Bractlets and bracteoles subulate, ca. 1 mm, caducous. Hypanthium narrowly urceolate, ca. 6 mm, longitudinally 8-ribbed. Calyx lobes inconspicuous, apex apiculate. Petals pink to red, ovate, ca. 6 mm. Longer and shorter stamens with connective swollen and shortly spurred at base. Ovary fusiform. Capsule elliptic, ca. 5.5 × 4 mm; hypanthium urceolate, apically contracted. Fl. Oct, fr. Mar.

Guangxi, Xizang (Mêdog), Yunnan [India, Myanmar, Thailand].

Sparse or dense mixed forests, stream banks, moist places; 700-1000 m.

Melastoma vagans Roxburgh, Fl. Ind., ed. 1832, 2: 404. 1832; Homocentria vagans (Roxburgh) Naudin; Oxyspora paniculata (D. Don) Candolle var. vagans (Roxburgh) J. F. Maxwell.

Oxyspora vagans là một loài thực vật có hoa trong họ Mua. Loài này được (Roxb.) Wall. mô tả khoa học đầu tiên năm 1830.

刚毛尖子木（学名：Oxyspora vagans），为野牡丹科尖子木属下的一个植物种。