Description from
Flora of China
Clerodendrum amplius Hance; C. formosanum Maximowicz; Cordia venosa Hemsley.
Leaf blade oblong, oblong-lanceolate, ovate-elliptic, or elliptic, margin entire, apex acuminate to acute. Inflorescences 10-16 X 20-25 cm. Fl. and fr. Jun-Feb.
Forests on mountain slopes or along streams; below 1700 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Korea, Malaysia, Vietnam].