rŭbēta, ae, f. [rubus],
a kind of venomous toad living among bramble-bushes , Juv. 1, 70; 6, 659; also, ranae, Plin. 8, 31, 48, § 110; 32, 5, 18, § 48; Prop. 3, 6 (4, 5), 27.
rubēta (1) ae, f a toad, Iu., Pr. ...
An Elementary Latin Dictionary