ἀγριοφλισκούνι
From LSJ
οὐκ ἂν λάβοις παρὰ τοῦ μὴ ἔχοντος → you can't take from one who doesn't have, you can't squeeze blood out of a turnip, you can't get blood out of a turnip, you can't get blood from a stone, you can't get blood out of a stone
Spanish (DGE)
ἀγριοβλησκούνιον, -ου, τό
• Grafía: graf. -νι Gloss.Bot.Gr.322.24, ἀγριοφλησκούνιον Gloss.Bot.Gr.345.4, ἀγριοφλησκούνι Anecd.Plant.9.48, ἀγριοφλισκούνι Gloss.Bot.Gr.368.13
bot. díctamo de Creta, Origanum dictamnus L., ll.cc.