Umbrella Bamboo, Fargesia Murielae
Clump-forming, non-invasive bamboo plant with slim culms & foliage at intervals up the stems. Will grow to approx 3M tall x 1M wide, so can be kept in a large patio pot or planted in the garden. 
Any site or soil, but best in full sun.
Supplied approx 0.6-0.8M in a large 5litre pot