Abstract: A new species of the genus Drepanostachyum Keng f. of Bambusoideae from China, D. stoloniforme S. H. Chen & Z. Z. Wang, which was found to grow in Xiamen Botanical Garden, Fujian Province, is described and illustrated. The new species is similar to D. microphyllum (Hsueh & Yi) Keng f. ex Yi, but differs by having distinctly thin liana, culm diameter 3–6 mm, culm wall 1 mm; 25–55 nodes in whole culm, internode of the basic culms 5–9 cm long, internode of the middle culms 13–18 cm long, joint of the node 1–2 mm long; the sheath tongue about 0.5 mm high, the cilium of the sheath tongue about 2 mm long; the ligula about 3 mm high, and the cilium of the ligula about 4 mm long; the small leaf 2–6 cm