Description from
Flora of China
Urtica angulata Blume, Bijdr. Fl. Ned. Ind. 494. 1826; Pilea stipulosa (Miquel) Miquel; U. stipulosa Miquel.
Plants dioecious. 30-200 cm tall, Stipules 10-25 mm, herbaceous; leaf blade ovate-elliptic or oblong-lanceolate, 7-23 × 3-7 cm, herbaceous, base rounded or emarginate, margin coarsely serrate or dentate-serrate, acumen entire. Male inflorescence a cymose-panicle, 1-2 cm. Male perianth lobe subapically long-beaked. Fl. Jun-Sep, fr. Sep-Nov.
Moist places in broad-leaved forests; 800-2300 m. Guangdong, Guangxi, Guizhou, S Shaanxi, Sichuan, SE Xizang, Yunnan [India, Indonesia, Sri Lanka, Vietnam].