ἐρευθέδανον

English (LSJ)

τό,

   A madder, Rubia tinctorum, Hdt.4.189 ; of the wild form, Rubia tinctorum, Thphr.HP9.13.6, Dsc.3.143 (ἐρευθέδανος ῥίζα Ps.-Dsc. ibid.) : hence, dye made therefrom, PHolm.26.36.

German (Pape)

[Seite 1026] τό, Färberröthe, Krapp, Her. 4, 189; Theophr. – Ueber den Accent vgl. Lob. zu Soph. Ai. p. 403.