Description from Flora of China
Craibiodendron kwangtungense S. Y. Hu, J. Arnold Arbor. 35: 198. 1954; C. kwangtungense var. frutescens S. Y. Hu.
Trees or shrubs, 10–12 m tall. Petiole 8–10 mm; leaf blade elliptic or lanceolate, 6–8 × 1.8–3.7 cm, glabrous, glandular punctate, secondary veins 18–20 pairs, fine veins adaxially conspicuous and reticulate, base cuneate, apex acute to shortly acuminate. Inflorescences racemose; rachis 4–5 cm, pubescent. Pedicel 2–3 mm, pubescent. Calyx lobes suborbicular, both surfaces pubescent. Corolla urceolate to tubular, abaxially pubescent, lobes much smaller than tube. Filaments glabrous. Capsule ca. 1.4 × 1.7–2.5 cm, woody, with 12–14 seeds per locule. Seeds ca. 2 × 2 mm. Fl. May–Jun, fr. Jul–Aug.
Craibiodendron scleranthum var. scleranthum is endemic to Vietnam.
Mixed forests, open thickets, montane areas; above 600 m. Guangdong, S Guangxi.