Habit: tree

Plant Height (m): 5-12 m

Elevation (m): 1450-1900 m

Distribution: China: Yunnan

Young Branch: glabrous

Leaf upper surface: glabrous

Leaf texture: leathery

Leaf lower surface: glabrous, midrib hairy, glandular

Leaf length (cm): 6.5-11 cm

Leaf width (cm): 3-4.5 cm

Leaf shape: oblong-elliptic, oblong, obovate-elliptic

Leaf margin: serrulate

Leaf apex: acuminate, caudate

Leaf base: broadly-cuneate, obtuse

Petiole length (mm): 5-7 mm

Petiole: glabrous, pubescent

Flower: solitary

Flower position: axillary

Pedicel: absent

Bractlet number: 6

Bractlet shape: broadly ovate, semiorbicular, suborbicular

Branchlet length (mm): 1.5-2.5 mm

Bractlet width (mm): 2.5-3.5 mm

Bractlet hairiness: glabrous on both sides

Sepal: margin membranous

Sepal number: 6

Sepal shape: broadly ovate, suborbicular, semiorbicular

Sepal length (mm): 1.5-2.5 mm

Sepal width (mm): 2.5-3.5 mm

Sepal hairiness: glabrous on both sides, margin ciliated

Petal number: 5

Petal color: red, white, yellowish

Petal shape: obovate

Petal apex: round

Petal length (mm): 8-9 mm

Petal width (mm): 5-6 mm

Petal: basally slightly connate

Stamen length (mm): 6 mm

Filaments hairiness: glabrous

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

Ovary: pubescent

Ovary shape: ovate

Relative length of stamens and styles: stamens longer than styles

Style number: 3, 4

Style length (mm): 1.5 mm

Style hairiness: glabrous

Style: free

Fruit shape: suborbicular, ovate

Fruit height (cm): 3.5-5 cm

Fruit diameter (cm): 2.5-4 cm

Seed shape: semiorbicular

Seed color: white