Habit: subshrub

Plant Height (m): 1-3 m

Elevation (m): 1000 m

Distribution: China: Guizhou, Hubei, Sichuan

Young Branch: pubescent, tenuous

Leaf upper surface: midrib hairy

Leaf texture: leathery

Leaf lower surface: midrib hairy

Leaf length (cm): 4-8 cm

Leaf width (cm): 2-3 cm

Leaf shape: oblong-elliptic, elliptic

Leaf margin: serrulate

Leaf apex: acuminate, caudate

Leaf base: broadly-cuneate, cuneate

Lateral vein: pairs: 6

Petiole length (mm): 2-4 mm

Petiole: pubescent

Flower: solitary

Flower position: axillary, subterminal

Pedicel length (cm): 0.1-0.2 cm

Bractlet number: 4

Bractlet: persistent

Bractlet position: upper part of the pedicel

Bractlet shape: semiorbicular

Branchlet length (mm): 0.5-1 mm

Bractlet hairiness: pubescent outside, margin ciliated

Sepal: persistent

Sepal number: 5

Sepal shape: suborbicular

Sepal length (mm): 3-3.5 mm

Sepal hairiness: margin ciliated, pubescent outside

Petal number: 5

Petal color: white

Petal shape: obovate, broadly obovate

Petal apex: retuse, round

Petal length (mm): 10-16 mm

Petal width (mm): 8-12 mm

Petal: basally slightly connate

Stamen length (mm): 13 mm

Filaments hairiness: glabrous

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

Ovary: pubescent

Relative length of stamens and styles: equal

Style hairiness: glabrous

Style: 3-cleft