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竹叶兰 Arundina graminifolia

时间:2013-10-23 15:39来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):竹叶兰 学名( Scientific Name ): Arundina graminifolia (D. Don) Hochr. 英文名( English Common Name ): bamboo orchid 别名( Chinese Common Name ): 异名( Synonym ): Arundina chinensis Blume Arundina gramin
中文名(Chinese Name):竹叶兰
学名(Scientific Name):Arundina graminifolia (D. Don) Hochr.
英文名(English Common Name):bamboo orchid
别名(Chinese Common Name):
异名(Synonym):Arundina chinensis Blume  Arundina graminifolia var. chinensis (Blume) S. S. Ying  Arundina stenopetala Gagnep.  Bletia graminifolia D. Don  Ophrys arundinacea Noronha  Arundina affinis Griff.  Arundina bambusifolia Lindl., nom. illeg.  Arundina densa Lindl.  Arundina densiflora Hook.f.  Arundina maculata J.J.Sm.  Arundina meyenii (Schauer) Rchb.f.  Arundina minor Lindl.  Arundina philippii Rchb.f.  Arundina pulchella Teijsm. & Binn.  Arundina pulchra Miq.  Arundina revoluta Hook.f.  Arundina sanderiana Kraenzl.  Arundina speciosa Blume  Cymbidium meyenii Schauer  Cymbidium speciosum Reinw. ex Lindl.  Arundina chinensis var. major S.Y.Hu  Arundina speciosa var. sarasinorum Schltr.  Arundina graminifolia var. revoluta (Hook. f.) A.L. Lamb
科属Family & Genus):兰科(Orchidaceae)竹叶兰属
形态特征(Description):植株高40-80厘米,有时可达1米以上;地下根状茎常在连接茎基部处呈卵球形膨大,貌似假鳞茎,直径1-2厘米,具较多的纤维根。茎直立,常数个丛生或成片生长,圆柱形,细竹秆状,通常为叶鞘所包,具多枚叶。叶线状披针形,薄革质或坚纸质,通常长8-20厘米,宽3-15 (-20)毫米,先端渐尖,基部具圆筒状的鞘;鞘抱茎,长2-4厘米。花序通常长2-8厘米,总状或基部有1-2个分枝而成圆锥状,具2-10朵花,但每次仅开1朵花;花苞片宽卵状三角形,基部围抱花序轴,长3-5毫米;花梗和子房长1.5-3厘米;花粉红色或略带紫色或白色;萼片狭椭圆形或狭椭圆状披针形,长2.5-4厘米,宽7-9毫米;花瓣椭圆形或卵状椭圆形,与萼片近等长,宽1.3-1.5厘米;唇瓣轮廓近长圆状卵形,长2.5-4厘米,3裂;侧裂片钝,内弯,围抱蕊柱;中裂片近方形,长1-1. 4厘米,先端2浅裂或微凹;唇盘上有3(-5)条褶片;蕊柱稍向前弯,长2-2.5厘米。蒴果近长圆形,长约3厘米,宽8-10毫米。花果期主要为9-11月,但1-4月也有。
分布(Distribution):产华东、华中、华南及西南等地,生于海拔400~2800米草坡、溪谷旁、灌丛下或林中。东南亚及日本的琉球群岛也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 315   
Arundina graminifolia (D. Don) Hochreutiner, Bull. New York Bot. Gard. 6: 270. 1910.
竹叶兰 zhu ye lan| Orchidaceae  | Arundina
Bletia graminifolia D. Don, Prodr. Fl. Nepal. 29. 1825; Arundina bambusifolia Lindley; A. chinensis Blume; A. chinensis var. major S. Y. Hu; A. graminifolia var. chinensis (Blume) S. S. Ying; A. stenopetala Gagnepain.
Plants 40-100(-150) cm tall. Stem rigid, enclosed by leaf sheaths. Leaves numerous, 8-20 × 1-2 cm, leathery or papery, apex acuminate; sheaths 2-4 cm. Inflorescence 2-20 cm, racemose or 1- or 2-branched at base and paniculate, 2-10-flowered, flowers opening in succession; floral bracts broadly ovate-triangular, 3-5 mm, sheathing at base. Flowers white or pink, sometimes slightly tinged with purple; pedicel and ovary 1.5-3 cm. Sepals narrowly elliptic to narrowly elliptic-lanceolate, 25-40 × 7-9 mm. Petals ovate-elliptic, 25-40 × 13-15 mm; lip 25-40 × 12-24 mm, apical margin undulate; lateral lobes incurved, embracing column, rounded; mid-lobe subsquare, 8-16 × 10-16 mm, apex shallowly divided; disk with 3 (rarely 5) lamellae. Column slightly arcuate, 20-25 mm. Capsule 28-35 × 8-15 mm. Fl. and fr. Jun-Nov, sometimes Jan-Apr. 2n = 32, 38, 40, 42.
Grassy slopes, streamsides, thickets, forests; 400-2800 m. N Fujian, Guangdong, Guangxi, Guizhou, Hainan, S Hunan, Jiangxi, S Sichuan, Taiwan, SE Xizang, W to SE Yunnan, Zhejiang [Bhutan, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Sri Lanka, Thailand, Vietnam].
Reviewer L. Averyanov notes that Arundina caespitosa Averyanov (Taiwania 52: 289. 2007), described from Vietnam, is a distinct species and occurs in S China. However, the present authors prefer to treat all Chinese Arundina under a broad delimitation of A. graminifolia.




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