Lewis & Short

† mōrĭon, ii, n., = μώριον.

  1. I. A narcotic plant, nightshade, also called strychnus: alterum genus (strychni), quod halicacabon vocant … ab aliis morion, ab aliis moly appellatum, Plin. 21, 31, 105, § 180.—
  2. II. The male mandrake: album hoc (genus) alii arsena alii morion vocant, Plin. 25, 13, 94, § 148.