ἀλθαία
From LSJ
τούτων γάρ ἑκάτερον κοινῷ ὀνόματι προσαγορεύεται ζῷον, καί ὁ λόγος δέ τῆς οὐσίας ὁ αὐτός → and these are univocally so named, inasmuch as not only the name, but also the definition, is the same in both cases (Aristotle, Categoriae 1a8-10)
English (LSJ)
ἡ, A marsh mallow, Althaea officinalis, Thphr.HP9.15.5, Aret.CA1.6. 2 = δενδρομαλάχη, Gal.12.67. 3 = ὠκιμοειδές, Ps.Dsc.4.28. (For ἀλθαιᾶτις, ἡ, EM63.12, ἀλθαία τις should be read.)
German (Pape)
[Seite 95] ἡ, wilde Malve, Theophr.
Greek (Liddell-Scott)
ἀλθαία: ἡ, ἑλώδης μαλάχη, «νερομολόχα», μαλάχη ἀγρία, Θεοφρ. Ἱ. Φ. 9. 15, 5: - ὡς κύρ. ὄνομα, Ἰλ. Ι. 555.