convolvŭlus, i, m. [convolvo].
I A caterpillar that wraps itself up in a leaf , Gr. ἴψ, Cato R. R. 95, 1; Plin. 17, 28, 47, § 264.—
II A plant, bind-weed , Plin. 21, 5, 11, § 24.
·noun A large genus of plants having monopetalous flowers, including the common bindweed (C. arwensi...
Webster's Dictionary of the English Language