ψευδοδίκταμον
From LSJ
κρείσσων ἐναρχόμενος βοηθῶν καρδίᾳ τοῦ ἐπαγγελλομένου καὶ εἰς ἐλπίδα ἄγοντος· δένδρον γὰρ ζωῆς ἐπιθυμία ἀγαθή (Proverbs 13.12 LXX) → One who sincerely sets about helping is better than one who makes promises leading to hope; for a kindly urge is a tree of life.
Greek (Liddell-Scott)
ψευδοδίκταμον: τό, ψευδές, οὐχὶ γνήσιον δίκταμον, Ἱππ. 572, 43, Διοσκ. 3.38· - ἐν Θεοφρ. περὶ Φυτ. Ἱστ. 9. 16, 2, ὁ Schneid. -δίκταμον.