πετροφυής
From LSJ
πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone
English (LSJ)
ές,
A clinging to rock, πολύπους Ps.-Phoc.49. II Subst. πετροφυές, τό, = ἀείζων τὸ λεπτόφυλλον, Ps.-Dsc.4.90, cf. 89.
German (Pape)
[Seite 606] ές, an Felsen, Steinen wachsend, daran haftend; πολύπους, Phocyl. 44; τὸ πετροφυές, eine Pflanze, Diosc.