Lewis Short
cytĭsus | cytĭsum, i (noun Comm.n) = κύτισος: comm. (, , n., Varr. R. R. 2, 1, 17; 2, 2, 19)
* A shrubby kind of clover much valued by the ancients, perh. the shrubby snail-clover: Medicago arborea, Linn.; Varr. R. R. 2, 1, 17; Col. 5, 12: Plin. 13, 24, 47, § 130; Verg. E. 1, 79; 2, 64 al.
Charlton T. Lewis, Charles Short, A Latin Dictionary