栏目

安吉金竹Phyllostachys parvifolia Z. D. Chu et H. Y. Chou

安吉金竹Phyllostachys parvifolia Z. D. Chu et H. Y. Chou

别名:金竹;浙江金竹;

科名:禾本科 Gramineae

属名:刚竹属 Phyllostachys

《中国植物志》第9(1)卷311页
  50.安吉金竹(植物分类学报)图版86:7,8
  Phyllostachys parvifolia C. D. Chu et H. Y. Chou in Act. Phytotax. Sin. 18 (2): 190 f. 12. 1980.中国竹谱76页.1988.
  竿高8米,直径5厘米,幼竿绿色,有紫色细纹,被浓白粉,老竿灰绿色;节间最长24厘米,壁厚约4毫米;竿环微隆起与箨环同高或高于箨环,竿下部数节者则低于箨环。箨鞘背面淡褐色或淡紫红色,具淡黄褐色脉纹或在箨鞘上部具黄白色脉纹,无斑点,无毛,被薄白粉,边缘有白色纤毛;箨耳及鞘口繸毛俱缺,或有少数条繸毛,或在竿之上部竿箨的箨片基部延伸成小箨耳,并可有少数条细短的繸毛;箨舌宽,高2-2.5毫米,拱形或尖拱形,暗绿至紫红色,生短纤毛;箨片三角形或三角状披针形,绿色,边缘或上部带紫红色,直立,波状弯曲。末级小枝具2叶,稀可1叶;叶耳不明显,鞘口繸毛数条,直立;叶舌伸出;叶片较小,披针形或带状披针形,长3.5-6.2厘米,宽0.7-1.2厘米。笋期5月上旬。
  产浙江。多植于家前屋后,稍耐水湿。模式标本采自安吉。
  笋可食用;竿供柄材或晒衣竿用,也可剖篾编席等。
形态特征:竿高8米,直径5厘米,幼竿绿色,有紫色细纹,被浓白粉,老竿灰绿色;节间最长24厘米,壁厚约4毫米;竿环微隆起与箨环同高或高于箨环,竿下部数节者则低于箨环。箨鞘背面淡褐色或淡紫红色,具淡黄褐色脉纹或在箨鞘上部具黄白色脉纹,无斑点,无毛,被薄白粉,边缘有白色纤毛;箨耳及鞘口继毛俱缺,或有少数条缝毛,或在竿之上部竿箨的箨片基部延伸成小箨耳,并可有少数条细短的缝毛;箨舌宽,高2—2.5毫米,拱形或尖拱形,暗绿至紫红色,生短纤毛;箨片三角形或三角状披针形,绿色,边缘或上部带紫红色,直立,波状弯曲。末级小枝具2叶,稀可1叶;叶耳不明显,鞘口缝毛数条,直立;叶舌伸出;叶片较小,披针形或带状披针形,长3.5—6.2厘米,宽0.7—1.2厘米。笋期5月上旬。
用    途:笋可食用;竿供柄材或晒衣竿用,也可剖篾编席等。
产地分布:产浙江。多植于家前屋后,稍耐水湿。模式标本采自安吉。
参考文献:PhyllostachysparvifoliaC.D.ChuetH.Y.ChouinAct.Phytotax.Sin.18(2):190f.12.1980.中国竹谱76页.1988.

《Flora of China》 Vol. 22 (2006)
Phyllostachys parvifolia  C. D. Chu & H. Y. Chou
安吉金竹   an ji jin zhu
Culms ca. 8 m, ca. 5 cm in diam.; internodes green, with purple streaks, becoming gray-green in age, to 24 cm, initially thickly white powdery; wall ca. 4 mm thick; nodal ridge slightly elevated, equaling or more prominent than sheath scar. Culm sheaths pale brown or pale purple-red, with pale yellow-brown or yellow-white streaks on upper portion, unmarked, thinly white powdery, glabrous, margins white ciliate; auricles absent or small, extending from base of blade in distal sheaths; oral setae absent or few; ligule dark green to purple-red, arcuate or acutely so, 2–2.5 mm, ciliolate; blade erect, triangular to triangular-lanceolate, wavy. Leaves (1 or)2 per ultimate branch; auricles inconspicuous; oral setae several; ligule exserted; blade 3.5–6.2 × 0.7–1.2 cm. Inflorescence not known. New shoots early May.
* Anhui; cultivated in Zhejiang.
This species is grown mainly for shoots. The culms have general uses.

TOP