金竹Phyllostachys sulphurea

中文名(Chinese Name):金竹
学名(Scientific Name):Phyllostachys sulphurea
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Phyllostachys reticulata var. sulphurea (Carrière) Makino  Phyllostachys mitis var. sulphurea (Carrière) Houz.  Bambusa sulphurea Carrière  Phyllostachys viridis f. youngii C.D.Chu & C.S.Chao  Phyllostachys faberi Rendle  Phyllostachys sulphurea f. robertii C.S.Chao & Renvoize  Phyllostachys sulphurea f. houzeauana (Chu & Chao) C.S.Chao & Renvoize  Bambusa sulfurea Carriere  Phyllostachys villosa T.H.Wen  Phyllostachys sulphurea f. youngii (C.D.Chu & C.S.Chao) Y.L.Ding ex G.H.Lai  Phyllostachys viridis var. holochrysa A.H.Lawson  Phyllostachys sulphurea f. viridis (R.A.Young) Ohrnb.  Phyllostachys sulphurea f. laqueata (T.H.Wen) Ohrnb.  Phyllostachys aureosulcata f. sulphurea (Carrière) S.Y.He  Phyllostachys viridis f. aurata T.H.Wen  Phyllostachys sulphurea f. tricolor G.H.Lai  Phyllostachys sulphurea f. viridisulcata (P.X.Zhang) P.X.Zhang  Phyllostachys viridis f. viridisulcata P.X.Zhang  Phyllostachys viridis f. houzeauana C.D.Chu & C.S.Chao  Phyllostachys striata var. sulphurea (Carrière) Nakai  Phyllostachys sulphurea 'Sulphurea'
科属(Family & Genus):禾本科(Gramineae)刚竹属Phyllostachys
形态特征(Description):竿高6-15米,直径4-10厘米,幼时无毛,微被白粉,绿色,成长的竿呈绿色或黄绿色,在10倍放大镜下可见猪皮状小凹穴或白色晶体状小点;中部节间长20-45厘米,壁厚约5毫米;竿环在较粗大的竿中于不分枝的各节上不明显;箨环微隆起。箨鞘背面呈乳黄色或绿黄褐色又多少带灰色,有绿色脉纹,无毛,微被白粉,有淡褐色或褐色略呈圆形的斑点及斑块;箨耳及鞘口繸毛俱缺;箨舌绿黄色,拱形或截形,边缘生淡绿色或白色纤毛;箨片狭三角形至带状,外翻,微皱曲,绿色,但具桔黄色边缘。末级小枝有2-5叶;叶鞘几无毛或仅上部有细柔毛;叶耳及鞘口繸毛均发达;叶片长圆状披针形或披针形,长5.6-13厘米,宽1.1-2.2厘米。花枝未见。笋期5月中旬。
分布(Distribution):原产我国,黄河至长江流域及福建均有分布。1840年由上海引至法国栽培,1928年由法国引至美国。
用途(Use):竿可作小型建筑用材和各种农具柄;笋供食用,惟味微苦。
引自中国植物志英文版FOC | Family List | FOC Vol. 22 
Phyllostachys sulphurea (Carrière) Rivière & C. Rivière, Bull. Soc. Natl. Acclim. France, sér. 3. 5: 773. 1878.
金竹 jin zhu | Poaceae  | Phyllostachys
Culms 6–15 m, 4–10 cm in diam.; internodes green or sulfur-yellow, usually with yellow or green stripes, 20–45 cm, initially thinly white powdery, glabrous, with small holes or crystalline spots (visible under 10 × lens); wall ca. 5 mm thick; nodal ridge not prominent or nearly so at unbranched nodes in larger culms; sheath scar slightly prominent, thin. Culm sheaths yellow or yellow-brown with green veins and brown rounded or more irregular spots of various sizes, thinly white powdery, glabrous; auricles and oral setae absent; ligule green-yellow, arcuate or truncate, margin pale green or white ciliate; blade reflexed, green with orange margins, narrowly triangular to linear, weakly crinkled. Leaves 2–5 per ultimate branch; sheath subglabrous or distally puberulent; auricles and oral setae usually well developed; blade oblong-lanceolate to lanceolate, 5.6–13 × 1.1–2.2 cm. Inflorescence not known. New shoots May. 2n = 48*.
* Anhui, Fujian, Henan, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, Zhejiang [cultivated in Japan, N Africa, Europe, and NorthAmerica].
The hard but rather brittle culms are used in house construction and for handles of farm tools. The species is commonly planted for ornament.
金竹Phyllostachys sulphurea(责任编辑:徐晔春)

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