noun

• Any of various umbellifers, often specifically Smyrnium olusatrum or Heracleum maximum, the cow parsnip.
• (chiefly Canada, US) Various plants of genus Zizia or Angelica thought to resemble European alexanders.
• Alternative letter-case form of alexanders [Any of various umbellifers, often specifically Smyrnium olusatrum or Heracleum maximum, the cow parsnip.]