ragwort

n [C, U] wild plant with yellow daisy-like flowers and ragged leaves 千里光（野生植物, 开黄花似雏菊, 叶呈不规则齿形）.

raffishness, raffle, raft, rafter, raftered, rag, rag-and-bone man, rag-bag, ragamuffin, rage, ragged, raggedly, raggedness, raging, raglan, ragout, rags, ragtag, ragtime, ragweed, raid, raider, rail, railhead, railing, raillery, railroad, railway, railway-line, railwayman, raiment, rain, rain cats and dogs, rain forest, rain out, rain-check, rain-gauge, rain-swept, rain-water, rainbow,