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带叶卷瓣兰 Bulbophyllum taeniophyllum

时间:2013-10-23 15:58来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):带叶卷瓣兰 学名( Scientific Name ): Bulbophyllum taeniophyllum Par. et Rchb. f. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Cirrhopetalum taeniophyllum (Parish et Rchb.
中文名(Chinese Name):带叶卷瓣兰
学名(Scientific Name):Bulbophyllum taeniophyllum Par. et Rchb. f.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Cirrhopetalum taeniophyllum (Parish et Rchb. f.) Hook. f.  Phyllorkis simillima (Rchb.f.) Kuntze  Phyllorkis taeniophylla (E.C.Parish & Rchb.f.) Kuntze  Bulbophyllum fenestratum J.J.Sm.  Bulbophyllum mundulum (W.Bull) J.J.Sm.  Bulbophyllum punctatissimum Ridl.  Bulbophyllum simillinum E.C.Parish & Rchb.f.  Cirrhopetalum fenestratum (J.J.Sm.) Garay, Hamer & Siegerist  Cirrhopetalum mundulum W.Bull  Cirrhopetalum punctatissimum Rolfe ex Ridl.  Cirrhopetalum simillimum Rchb.f.  Phyllorchis simillima (Rchb. f.) Kuntze
科属(Family & Genus):兰科(Orchidaceae)石豆兰属
形态特征(Description):根状茎粗壮。假鳞茎在根状茎上聚生或紧靠,近圆柱形,长3.5-3.8厘米,粗7-9毫米,干后淡黄色,顶生1枚叶,基部被鞘腐烂后残存的纤维。叶革质,狭长圆形,长16.5-19厘米,中部粗1.5-2厘米,先端钝,基部收狭,近无柄,在背面中肋隆起。花葶从假鳞茎基部抽出,直立,圆柱形,长13-14厘米,伞形花序具数朵花;花序柄粗约1.5毫米,被2-3枚筒状鞘;鞘紧抱于花序柄,长约5毫米,先端近锐尖;花苞片卵状披针形,长约4毫米,先端急尖;花梗连同子房长约8毫米,子房多少被乳突状毛;萼片和花瓣黄褐色密布紫色斑点;中萼片卵形,凹的,长7.5毫米,中部宽5毫米,先端锐尖,边缘多少不整齐,尤其近先端处具齿,具3条脉;侧萼片狭披针形,长2厘米,基部上方宽4毫米,先端渐尖,具3条脉,基部贴生在蕊柱足上并且呈180度扭转而两侧萼片的上侧边缘彼此粘合,下侧边缘内卷;花瓣狭卵形,长4.2毫米,宽2.2毫米,先端近锐尖,边缘具齿,具1-3条脉;唇瓣黄褐色,肉质,从中部向外下弯,披针形,光滑无毛,长5毫米,中部宽1毫米,先端近锐尖,上面具2条脊突,脊突之间有一凹槽,基部与蕊柱足末端连接而形成关节;蕊柱长约1.5毫米,具长约2毫米的蕊柱足,其分离部分长1毫米;蕊柱翅在蕊柱中部向前扩展呈三角形;蕊柱齿短钻状;药帽光滑无毛,前端边缘稍3裂。花期6月。
分布(Distribution):产云南。生于海拔约800米的密林中树干上。东南亚也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 428, 429   
Bulbophyllum taeniophyllum E. C. Parish & H. G. Reichenbach, J. Bot. 12: 198. 1874.
带叶卷瓣兰 dai ye juan ban lan| Orchidaceae  | Bulbophyllum
Cirrhopetalum taeniophyllum (E. C. Parish & H. G. Reichenbach) J. D. Hooker; Phyllorkis taeniophylla (E. C. Parish & H. G. Reichenbach) Kuntze.
Rhizome stout. Pseudobulbs contiguous, subcylindric, 3.5-3.8 cm, 7-9 mm in diam., with a terminal leaf. Leaf subsessile; blade narrowly oblong, 16.5-19 × 1.5-2 cm, leathery, apex obtuse. Scape from base of pseudobulb, erect, cylindric, 13-14 cm; umbel several flowered; peduncle ca. 1.5 mm in diam., with 2 or 3 tubular sheaths ca. 5 mm; floral bracts ovate-lanceolate, ca. 4 mm, shorter than pedicel and ovary; ovary ± covered with papillate hairs. Flowers whitish to greenish, densely with small purple spots, sometimes with yellowish brown lip. Dorsal sepal ovate, concave, ca. 7.5 × 5 mm, margin ± dentate toward apex, apex acute; lateral sepals narrowly lanceolate, ca. 20 × 4 mm, base adnate to column foot and twisted (180°), with their upper edges connate and lower edges incurved, apex acuminate. Petals narrowly ovate, ca. 4.2 × 2.2 mm, margins toothed, apex subacute; lip recurved, lanceolate, ca. 5 × 1 mm, fleshy, adaxially with 2 keels and a channel between them, base attached to end of column foot, immobile, apex subacute. Column ca. 1.5 mm, with triangular, enlarged wings at middle; foot ca. 2 mm, with free part ca. 1 mm; stelidia shortly subulate; anther cap glabrous, apex slightly 3-lobed. Fl. Jun.
Tree trunks in dense forests; ca. 800 m. S Yunnan [Indonesia, Laos, Malaysia, Myanmar, Thailand, Vietnam].


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