The Collaborative International Dictionary
Convoluluses
Convolvulus \Con*vol"vu*lus\ (k[o^]n*v[o^]l"v[-u]*l[u^]s), n.; pl. L. Convolvuli, E. Convoluluses. [L., bindweed, fr. convolvere to roll around. So named from its twining stems.] (Bot.) A large genus of plants having monopetalous flowers, including the common bindweed ( Convolvulus arvensis), and formerly the morning-glory, but this is now transferred to the genus Ipom[ae]a.
The luster of the long convolvuluses
That coiled around the stately stems.
--Tennyson.