n̂g-nî黃連

Chinese goldthread

Chinese goldthread; rhizome of the Chinese goldthread

TCM

English Wiktionary, “黃連” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%BB%83%E9%80%A3 · confidence: High (Wiktionary, PH/Quanzhou/Jinjiang)