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1984年4月开始,贵州省赤水县境内的箐竹(Oreocalamus utils Keng又名金佛山方竹)大面积开花死亡,面积达二万余亩。现将该竹开花结实和更新情况调查观察的结果作一简介。一、花果形态特征箐竹的花序为德状花序,长15～30(35)厘米,花枝无叶或有少量叶。小穗簇生于花枝各节。小穗长5～9厘米,每小穗有小花5～11朵,紫红色。内稃长7～10毫米,薄革质,背面具5～7条黄棕色隆起的纵棱脊和若干条
Since April 1984, a large area of Oreocalamus utils Keng, also known as the Golden Fushan Fangzhu, has blossomed and died in an area of more than 20,000 mu in Chishui County, Guizhou Province. Now the bamboo flowering and renewal of the findings of the survey made a brief introduction. First, the morphological characteristics of the fruit flower 箐 bamboo inflorescence for the inflorescence, length 15 ~ 30 (35) cm, flowering branches without leaves or a small amount of leaves. Spikelets were born in the squid section. Spikelets 5 to 9 cm long, each spikelet flowers 5 to 11, purple. The inner long 7 to 10 mm, thin leathery, with 5 to 7 on the back of yellow-brown uplift longitudinal ridges and a number of