Habit: shrub, tree

Plant Height (m): 2-5 m

Elevation (m): 1000-1200 m

Distribution: China: Guizhou

Young Branch: glabrous

Young Branch shape: striate

Leaf upper surface: glabrous

Leaf texture: leathery

Leaf lower surface: glabrous, glandular

Leaf length (cm): 9-15.5 cm

Leaf width (cm): 3-5.5 cm

Leaf shape: oblong

Leaf margin: serrulate

Leaf apex: acuminate, acute

Leaf base: broadly-cuneate, obtuse

Lateral vein: pairs: 8-10

Petiole length (mm): 6-12 mm

Petiole: glabrous

Flower: solitary, 2-5 flowers clustered

Flower position: axillary, subterminal

Flower diameter (cm): 5-6 cm

Pedicel: absent

Bractlet number: 4

Bractlet: persistent

Bractlet shape: broadly ovate, semiorbicular

Branchlet length (mm): 15-25 mm

Bractlet hairiness: sericeous on both sides

Sepal: persistent

Sepal number: 5-6

Sepal shape: broadly ovate, suborbicular

Sepal length (mm): 15-25 mm

Sepal hairiness: sericeous on both sides

Petal number: 6-8

Petal color: red

Petal shape: broadly obovate

Petal apex: retuse

Petal length (mm): 30-40 mm

Petal width (mm): 20-30 mm

Petal: basally slightly connate

Stamen length (mm): 20-30 mm

Filaments hairiness: glabrous

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

Ovary: tuberculate

Ovary locus: 4-locular, 5-locular

Relative length of stamens and styles: equal

Style number: 4, 5

Style hairiness: pubescent

Style: free

Fruit shape: oblate, suborbicular

Fruit height (cm): 2.7-3.3 cm

Fruit diameter (cm): 3-3.5 cm

Pericarp: tuberculate

Seed number per locule: 1, 2

Seed shape: semiorbicular

Seed color: brown

Seed hairiness: pubescent