Lewis Short
abrŏtŏnum | hab-, i | abrŏtŏnus (noun N.m.m) = ἁβρότονον: (or better, ), , n., , , m.
* A plant of a pleasant, aromatic smell, southernwood; perh. Artemisia abrotonum, Linn.: abrotoni graves,Lucr. 4, 125; so m.: gravem serpentibus urunt abrotonum,Luc. 9, 921: abrotonum aegro non audet dare (as a medicine),Hor. Ep. 2, 1, 114; cf. Plin. 21, 10, 34, §§ 60 and 160; Scrib. Comp. 7 sq., 167.
Charlton T. Lewis, Charles Short, A Latin Dictionary