ἰβίσκος
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη → The first and best victory is to conquer self.
English (LSJ)
ὁ, Lat.
A hibiscus,= ἀλθαία, v.l. in Ps.-Dsc.3.146, Erot. s.v. ῥίζη ἀλθαίης; also written ἐβίσκος, q.v.
German (Pape)
[Seite 1235] ὁ, Eibisch, eine Art wilder Malven, Diosc.