Clerodendrum villosum Blume

Shrubs 2.5-4 m tall, sometimes climbing. Branchlets 4-angled, densely yellow-brown sericeous. Petiole terete, 3-14 cm, densely sericeous; leaf blade broadly ovate-cordate to cordate, 11-21 X 7-16 cm, villous especially on veins, base truncate to cordate, margin entire, apex acuminate, veins prominent on both surfaces. Inflorescences terminal cymose panicles, 15-25 X 14-20 cm, densely sericeous; bracts ovate, 4.5-6.5 cm, persistent; bractlets ovate, 6-10 mm, deciduous, with several peltate glands. Calyx campanulate, ca. 7 mm, outside densely sericeous and with peltate glands, inside pubescent; lobes subsecund, obovate-oblong, as long as tube. Corolla white or pinkish yellow, tube equal or slightly longer than calyx, limb subsecund, outside densely sericeous, inside glabrous; lobes obovate-oblong, ca. 7 mm. Stamens exserted, as long as style. Drupes green-black, globose, 8-10 mm in diam. Fl. and fr. Mar-Apr.

Yunnan [Indonesia, Laos, Malaysia, Myanmar, Thailand, Vietnam].

Forests or thickets in valleys and along roadsides; 700-900 m.

Ngọc nữ lông (danh pháp: Clerodendrum villosum) là một loài thực vật có hoa trong họ Hoa môi. Loài này được Blume mô tả khoa học đầu tiên năm 1826.

绢毛大青（学名：Clerodendrum villosum）是马鞭草科大青属的植物。分布在老挝、印度尼西亚、马来西亚、泰国、缅甸、越南以及中国大陆的云南等地，生长于海拔650米至900米的地区，多生于山谷溪旁密林中或路边灌丛较湿润的地方，目前尚未由人工引种栽培。