Smyrnium olusatrum
（重定向自Horse Parsley）
Smyrnium olusatrum, common name Alexanders, is a cultivated flowering plant, belonging to the family Apiaceae (or Umbelliferae). It is also known as alisanders, horse parsley, and smyrnium. It was known to Theophrastus (9.1) and Pliny the Elder (N.H. 19.48).