Bambusa textilis var. gracilis

graceful bamboo

Bamboos such as this make great choices for natural screens, but be sure you definitely want bamboo where you plant it because it can take extraordinary effort to remove completely after it is established. Also, be sure to choose a clumping type of bamboo for your screen instead of a running type because the clumpers spread much slower than the runners. Here's a clip showing how far the rhizomes on a runner bamboo screen can grow in a season:

He'll be doing the same thing every year...