| ueno nezasa (Japan, Suzuki), known as pleioblastus uyenoensis |
| umbrella bamboo, known as fargesia murielae |
| una (Sri Lanka), known as bambusa vulgaris |
| unmon chiku or ummon chiku (China & Japan), known as phyllostachys nigra bory |
| usan chiku or usen chiku (Japan), known as pleioblastus chino |
| usawai (Japan), known as pseudosasa usawai |
| ute lauit (Indonesia), known as schizostachyum blumei |
| ute wanat (Indonesia), known as schizostachyum brachycladum |
| utod (Phillippines), known as yushania niitakayamensis |