Habit: shrub, tree

Plant Height (m): 2-6 m

Elevation (m): 1500 m

Distribution: China: Yunnan

Young Branch: pubescent

Leaf upper surface: midrib hairy

Leaf texture: leathery

Leaf lower surface: pubescent, midrib hairy

Leaf length (cm): 7-12 cm

Leaf width (cm): 3-4 cm

Leaf shape: oblong-elliptic, elliptic

Leaf margin: serrulate

Leaf apex: caudate

Leaf base: broadly-cuneate, rounded

Lateral vein: pairs: 8-10

Petiole length (mm): 3-5 mm

Petiole: pubescent

Flower: solitary, 2-5 flowers clustered

Flower position: axillary, terminal

Pedicel length (cm): 0.3-0.5 cm

Pedicel hairiness: pubescent

Bractlet number: 4-5

Bractlet: persistent

Bractlet shape: triangular-ovate

Branchlet length (mm): 1-1.5 mm

Bractlet hairiness: glabrous inside, pubescent outside, margin ciliated

Sepal: persistent

Sepal number: 5

Sepal shape: broadly ovate, suborbicular, lower 1/2 part connate into cup-shaped

Sepal length (mm): 3-4 mm

Sepal hairiness: glabrous inside, margin ciliated, pubescent outside

Petal number: 5-7

Petal color: white

Petal shape: obovate-elliptic, broadly obovate

Petal apex: retuse

Petal length (mm): 15-17 mm

Stamen length (mm): 12-15 mm

Filaments hairiness: glabrous

Filaments: lower half of outer filaments connate, not forming a tube

Ovary: glabrous

Ovary shape: ovate

Ovary locus: 5-locular

Relative length of stamens and styles: equal

Style: 5-parted to the middle

Fruit shape: orbicular

Fruit diameter (cm): 2 cm

Seed number per locule: 1

Seed shape: orbicular

Seed color: castaneous