ψύλλιον
From LSJ
τῶν δ᾽ ὀρθουμένων σῴζει τὰ πολλὰ σώμαθ᾽ ἡ πειθαρχία → But of those who make it through, following orders is what saves most of their lives (Sophocles, Antigone 675f.)
English (LSJ)
or ψυλλίον, τό,
A flea-wort, Plantago Psyllium, Dsc.4.69, Luc.Trag.157.
German (Pape)
[Seite 1402] od. ψυλλίον, τό, Flohkraut, Diosc.; plantagium psyllium od. cynops Linn.
Greek (Liddell-Scott)
ψύλλιον: ἢ ψυλλίον, τό, ψυλλόχορτον ἢ ψυλλοβότανον, Plantago psyllium, Διοσκ. 4. 70, Λουκ. Τραγῳδοποδ. 157.