bitterweed

英

美

网络  主色调是黄色; 含有苦素的植物

英英释义

noun

• any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
  Synonym:ragweedambrosia
• widespread European weed with spiny tongue-shaped leaves and yellow flowers
  Synonym:oxtonguebristly oxtonguebuglossPicris echioides