大花盆距兰Gastrochilus bellinus

中文名(Chinese Name):大花盆距兰
学名(Scientific Name):Gastrochilus bellinus (Rchb. f.) Kuntze
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Saccolabium bellinum Rchb. f.
科属(Family & Genus):兰科(Orchidaceae)盆距兰属
形态特征(Description):茎粗壮,长2-5厘米,节间长约1厘米。叶大,带状或长圆形,长11.5-23.5厘米,宽1.5-2.3厘米,先端不等侧2裂,裂片先端稍尖。伞形花序侧生,通常2-3个,具4-6朵花;花序柄粗壮,长约2厘米,粗3毫米,基部具2枚短的杯状鞘;花梗和子房淡黄色带紫晕,花大;萼片和花瓣淡黄色带棕紫色斑点,椭圆形,近相似,长12-17毫米,宽6-7毫米,先端圆钝;花瓣比萼片稍小;前唇白色带少数紫色斑点,近肾状三角形,通常多少下弯,长7-10毫米,宽1.5-2厘米,边缘啮蚀状或流苏状,上面除中央的黄色垫状物外密布白色乳突状毛,尤其在垫状物的基部两侧;垫状物基部具穴窝;后唇白色带少数紫色斑点,近圆锥形或半球形,长约等于宽,9毫米,末端圆形,黄色,上端的口缘截形、紫色,与前唇的垫状物几在同一水平面上,口缘前端具1个缺口,缺口的两侧边缘斜立。花期4月。
分布(Distribution):产云南。生于海拔1600~1900米的山地密林中树干上。泰国、缅甸也有。
用途(Use):
引自中国植物志英文版:FOC Vol. 25 Page 492, 493, 495  
Gastrochilus bellinus (H. G. Reichenbach) Kuntze, Revis. Gen. Pl. 2: 661. 1891.
大花盆距兰 da hua pen ju lan| Orchidaceae  | Gastrochilus
Saccolabium bellinum H. G. Reichenbach, Gard. Chron., n.s., 21: 174. 1884.
Stems 2-5 cm, stout, internodes ca. 1 cm. Leaf blade lorate or oblong, 11.5-23.5 × 1.5-2.3 cm, apex unequally 2-lobed. Inflorescences usually 2 or 3, subumbellate, 4-6-flowered; peduncle ca. 2 cm, stout, with 2 short cupular sheaths at base; pedicel and ovary pale yellow, tinged with purple. Flowers 2-3 cm in diam.; sepals and petals pale yellow with brownish purple markings; lip white, with few sparse purple markings. Sepals subsimilar, elliptic, 12-17 × 6-7 mm, apex obtuse-rounded. Petals slightly smaller than sepals; lip with an epichile and a saccate hypochile; epichile usually ± recurved, nearly reniform-triangular, 7-10 × 15-20 mm, adaxially with dense white papillate hairs except on central cushion, margin erose or fimbriate; cushion yellow, with a cavity at base; hypochile subconic or subglobose, ca. 9 mm tall, ca. 9 mm in diam., rounded-tipped. Fl. Apr.
On tree trunks in dense forests; 1600-1900 m. S Yunnan [Myanmar, Thailand, N Vietnam].
大花盆距兰Gastrochilus bellinus

大花盆距兰Gastrochilus bellinus

大花盆距兰Gastrochilus bellinus(责任编辑:徐晔春)

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