1.   Such a thorny plant and a heavy container seemingly would discourage a thief.

2.   The movie just seems to happen, to grow out of the ground like a thorny plant, revealing the intricate intelligence of its design only in hindsight.

3.   The two of them have to cross streams, fight thorny plant life and breathe clean air as they make their way down the mountainside.

4.   To reduce graffiti, earthen berms and thorny plants will be put next to walls.

5.   The only vegetation in sight is a few small thorny plants that made barefoot children howl when they stepped on them while running between the tents.