Qiongzhuea tumidinoda

Chimonobambusa tumidissinoda (筇竹, walking stick bamboo) is a bamboo species, endemic to southwest Sichuan and northeast Yunnan, China, that has been used for walking sticks since the Han Dynasty. Its culms are 2.5–6 meters in height and 1–3 cm in diameter, with large disk-like nodes.