蓼藍 [－蓝]

Jyutping liu5 laam4
Pinyin liǎo lán

Definitions (CC-CEDICT)
  1. indigo dye
  2. Polygonum tinctorium
Definitions (Wiktionary)
  1. noun
    Chinese indigo (Persicaria tinctoria)
    (syn.) 藍, 蓝