Clerodendrum brachystemon C. Y. Wu & R. C. Fang

Allied to Clerodendrum trichotomum but differs in stamens and styles not as exserted and petioles densely yellow-brown tomentose.

Shrubs 4 m tall, densely yellow-brown tomentose on branches, petioles, leaves abaxially, peduncles, and pedicels. Branchlets 4-angled, glandular. Petiole 3.5-8 cm, glandular; leaf blade 10-20 5-10 cm, glandular, adaxially densely pubescent, base rounded to truncate, margin entire, apex acuminate. Inflorescences dichotomous, lax; peduncle 2-7 cm; bracts deciduous; bractlets elliptic-lanceolate, ca. 1 cm. Calyx campanulate, ca. 1.5 cm, yellow-brown pubescent, glandular, with several peltate glands; lobes lanceolate to ovate, ca. 9 mm, acuminate. Corolla white, 3-3.5 cm, tube slender, pilose, outside glandular; lobes ovate, 7-10 mm. Stamens equal or slightly longer than corolla tube. Style slightly longer than stamens. Drupes enclosed in inflated persistent calyx, globose, ca. 4 mm. Fl. and fr. Aug-Oct.

Xizang (Mêdog), Yunnan (Xishuangbanna Zizhizhou)

* Open forests along valleys; 800-1400 m.

Clerodendrum brachystemon là một loài thực vật có hoa trong họ Hoa môi. Loài này được C.Y.Wu & R.C.Fang mô tả khoa học đầu tiên năm 1977.

短蕊大青（学名：Clerodendrum brachystemon）为马鞭草科大青属的植物，是中国的特有植物。分布于中国大陆的云南、西藏等地，生长于海拔760米至1,400米的地区，多生长于山谷疏林间润湿处，目前尚未由人工引种栽培。