a plant, Zizia aurea, of the parsley family, native to eastern North America, having compound leaves and umbels of yellow flowers.
Origin: ME alisaundre (< OF < ML), OE alexandre < ML (petroselinum) Alexandrinum horse-parsley (Smyrnium olusatrum), a synonym of petroselinum Macedonicum (appar. by assoc. of Macedonia with Alexander the Great); cf. parsley
golden Al·ex·an·ders (āl'ĭg-zān'dərz) n.
(used with a sing. or pl. verb) An herb (Zizia aurea) of eastern North America, having compound umbels of small yellow flowers and ternately compound leaves.
[Middle English alisaundre, probably from Medieval Latin (petroselīnum) Alexandrīnum, horse-parsley, after Alexander III.]