ἰβίσκος

A. hibiscus,= ἀλθαία, v.l. in Ps.-Dsc. 3.146, Erot. s.v. ῥίζη ἀλθαίης; also written ἐβίσκος, q.v.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project