Vines and olive trees were little cultivated. Plants with bark include trees, woody vines, and shrubs. The images illustrate peasants bending down to prune grapes from vines behind castle walls. Hoyas are evergreen perennial creepers or vines or rarely, shrubs. Pruning creates an important distinction in the difference between wild vines and wine producing grapes. In 1991 one of the Bronze Cabernet vines started producing white grapes. Some of the oldest vines in France are Carignan grapes. Bougainvillea ( or ) is a genus of thorny ornamental vines, bushes, or trees. The understories of the cove hardwood forest contain dozens of species of shrubs and vines. The region contains of grape-producing vines. Robert Livermore planted the first commercial vines in the 1840s. The Orthodox celebrate St. Tryphon as the patron saint of vines and vineyard workers. Ellis and Bullet eventually arrive at a crooked tree with black vines and white branches. The outer shell of the nest is built of bark, weeds, vines, and grass. Farms in Emesa provided wheat, vines and olives.