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矮小灌木状竹类植物。地下茎复轴型。秆高1—1.5米,节间圆筒形,秆中部节间长约8厘米,直径2—4毫米,幼时黄绿色,老秆逐渐变为淡黄绿色,最后呈枯草色,秆光滑无毛,节下多少具白粉;秆环微隆起。秆之每节具分枝1枚,分枝粗壮且可与主秆相近,顶端可有2—3枚分枝,次级分枝亦为1枚,与分枝粗细相若;秆箨宿存,厚纸质或近革质,光滑无毛,中部者约等长于节间,箨片披针形,直立、中部箨之箨片长1.2—2.2厘米,上部箨之箨片较长,可达5—6厘米或更长;箨耳狭,片状上举,或呈镰形,
Short shrub bamboo plants. Underground stem complex shaft type. The culm height 1-1.5 m, internode cylindrical, mid stems about 8 cm internode, diameter 2-4 mm, yellowish green when young, stalks gradually turned yellowish green, and finally was dry color, stalks smooth Hair, section number of white powder; culm ring micro uplift. Stalk each with a branch, stout and can be similar to the main stalk, the top may have 2-3 branches, the secondary branch is also a, similar to the thickness of the branches; stalk 箨 persistent , Thick papery or nearly leathery, smooth glabrous, central part as long as internodes, epiphytic lanceolate, erect, midrib 箨 of 箨 slice length 1.2-2.2 cm, upper 箨 of 箨 slice longer, up to 5-6 cm or longer; 箨 ear narrow, flake on the move, or sickle-shaped,