noun, plural con·vol·vu·lus·es, con·vol·vu·li [kuh n-vol-vyuh-lahy] /kənˈvɒl vyəˌlaɪ/.
Examples from the Web for convolvulus
The gum resin emitted from the cut root of Convolvulus Scammonia, Linn.Cooley's Practical Receipts, Volume II|Arnold Cooley
Figures on their paintings are decked with crowns and garlands of anemone, acacia, convolvulus, and some others.
The Sweet Potatoe, convolvulus batatas, is the most common in Antigua.
Your debut—and that about the Convolvulus—was very sweet, my dear.The convolvulus|Allen Norton
There are no palms or tree-ferns, but the convolvulus abounds, and the evergreen trees are covered with epiphytes.The Argentine Republic|Pierre Denis