Habit: shrub

Plant Height (m): 1.8-3 m

Distribution: China: Guangxi

Distribution: other countries: Vietnam

Young Branch: pubescent, tenuous

Leaf upper surface: glabrous

Leaf texture: leathery

Leaf lower surface: midrib hairy

Leaf length (cm): 6-11 cm

Leaf width (cm): 1.4-2.8 cm

Leaf shape: narrowly lanceolate

Leaf margin: lower part entire

Leaf apex: acuminate, caudate

Leaf base: rounded, obtuse

Lateral vein: pairs: 6-7

Petiole length (mm): 2-4 mm

Petiole: pubescent

Flower: solitary, 2-5 flowers clustered

Flower position: axillary

Bract: present

Bract shape: foliaceous, lanceolate

Bract length (mm): 6.5 mm

Pedicel length (cm): 3-3.5 cm

Pedicel hairiness: glabrous

Bractlet number: 2

Bractlet: persistent

Bractlet position: upper part of the pedicel

Bractlet shape: ovate

Branchlet length (mm): 1 mm

Bractlet width (mm): 0.5 mm

Bractlet hairiness: glabrous on both sides

Sepal number: 5

Sepal shape: semiorbicular

Sepal length (mm): 1.5-2.5 mm

Sepal width (mm): 2-4 mm

Sepal hairiness: glabrous on both sides, margin ciliated

Petal number: 7

Petal color: white

Petal shape: obovate, broadly obovate

Petal length (mm): 10-11 mm

Petal width (mm): 6-10 mm

Petal hairiness: glabrous inside, pubescent outside

Stamen length (mm): 6 mm

Filaments hairiness: glabrous

Filaments: the base of outer filaments connate, not forming a tube

Ovary: pubescent

Ovary shape: ovate

Ovary locus: 3-locular

Relative length of stamens and styles: equal, stamens shorter than styles

Style length (mm): 7 mm

Style hairiness: pubescent at the lower part

Style: 3-parted to near the base

Fruit shape: ovate

Fruit height (cm): 2.5-3.5 cm

Fruit diameter (cm): 2-2.5 cm

Seed number per locule: 1

Seed shape: suborbicular

Seed color: brown

Seed hairiness: glabrous