λωτάριον
From LSJ
ποταμῷ γὰρ οὐκ ἔστιν ἐμβῆναι δὶς τῷ αὐτῷ → it is impossible to step twice in the same river, you cannot step twice into the same rivers
English (LSJ)
τό, flower of lotus, Steph.in Gal.1.335 D., Paul.Aeg.3.59, 7.12 (pl.).
Greek (Liddell-Scott)
λωτάριον: τό, = λωτός, Κοσμ. Ἰνδ. 117Β.