Briar

Of vine and Smilax.   May also be referred to as Smilax rotundifolia, brier, bullbrier, catbrier, greenbrier, horse brier and horse-brier.

A very prickly woody vine of the eastern United States growing in tangled masses having tough round stems with shiny leathery leaves and small greenish flowers followed by clusters of inedible shiny black berries.

This concept's ID is @1~62494