Habit: shrub, tree

Plant Height (m): 1-5 m

Elevation (m): 1000-1500 m

Distribution: China: Yunnan

Young Branch: pubescent, tenuous

Leaf upper surface: midrib hairy

Leaf texture: papery, subleathery

Leaf lower surface: pubescent, midrib hairy

Leaf length (cm): 10-12.5 cm

Leaf width (cm): 2.5-3.8 cm

Leaf shape: oblong, oblong-lanceolate

Leaf margin: serrulate

Leaf apex: caudately acuminate

Leaf base: cuneate

Lateral vein: pairs: 7-9

Petiole length (mm): 3-5 mm

Petiole: pubescent

Flower: solitary

Flower position: subterminal

Pedicel: present

Pedicel length (cm): 0.7-1 cm

Bractlet number: 5-6

Bractlet: persistent

Bractlet position: spirally arranged on the pedicel

Bractlet shape: broadly ovate

Branchlet length (mm): 1-1.5 mm

Bractlet hairiness: pubescent outside, sericeous on both sides

Sepal number: 5

Sepal shape: broadly ovate, suborbicular

Sepal length (mm): 3-3.5 mm

Sepal hairiness: glabrous inside, margin ciliated, pubescent outside

Petal number: 5-6

Petal color: white

Petal shape: obovate, obovate-elliptic

Petal length (mm): 10-13 mm

Petal width (mm): 6-8 mm

Petal hairiness: pubescent outside

Stamen length (mm): 8-9 mm

Filaments hairiness: upper part villose

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

Ovary: pubescent

Ovary locus: 3-locular

Relative length of stamens and styles: equal

Style hairiness: pubescent at the lower part, pubescent at the upper part

Style: 3-cleft

Fruit shape: orbicular

Fruit diameter (cm): 1.5-2 cm

Seed number per locule: 1