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中泰叉喙兰 |
中文名:中泰叉喙兰 拼 音:zhōng tài chā huì lán 学 名:Uncifera thailandica Seidenf. & Smitin. 界:植物界 亚 界:绿色植物亚界 总 门:轮藻总门 门:木贼门(有胚植物门) 亚 门:木贼亚门(维管植物亚门) 纲:木兰纲(被子植物纲) 亚 纲:百合亚纲 超 目:天门冬超目 目:天门冬目 科:兰科 属:叉喙兰属 种:中泰叉喙兰 |
中泰叉喙兰(zhōng tài chā huì lán),学名 Uncifera thailandica Seidenfaden & Smitinand,Stems short, internodes ca. 10 mm. Leaf blade ligulate, 10-12 × ca. 2 cm, unequally obtusely bilobed. Inflorescence gently curving; peduncle 4-6 cm; rachis 7-10 cm, many flowered. Flowers: sepals light purple edged white, 分布于云南省。 [1]
形态特征
茎:茎短,节间约10mm。 叶:叶片近披针形或斜长圆形,基部具关节,长约4—10.5cm宽约0.7—2.5cm,先端具2—3个不规则的齿。
花:圆锥花序,花序柄紫红色,生许多花。花苞片近卵形,背面紫红色,长约3—4mm,先端渐尖或急尖,花不完全开放,黄绿色带紫红色,花梗连同子房长约5—6mm,中宽卵形萼片长约6—7mm,宽约4—5mm;
中萼片成舟状,背面带紫红色晕染,中肋线稍隆起,先端圆形;侧裂片近卵圆形,长约6—7mm,宽约4—5mm,背面带紫色晕染中肋线成龙骨状,先端近稍钝;花瓣近圆形,长约5—6mm,宽约5mm,先端圆形,且具一个紫红色斑块;
唇瓣呈三裂,侧裂片直立,近椭圆形,长约1mm,中裂片卵状三角形,增厚,长约3mm,中央凹陷,两侧各具一个长约2mm的钝角三角形,先端稍钝且下方具一个紫色斑块;距近漏斗形,末端近球形;
蕊柱近新月形,长约3mm,药帽扁圆形,先端成喙状,长约1mm,花粉块呈镰状,花粉团2近椭圆形,花粉团柄约2mm,黏盘近椭圆形。 花期:4—7月。
Stems short, internodes ca. 10 mm. Leaf blade ligulate, 10-12 × ca. 2 cm, unequally obtusely bilobed. Inflorescence gently curving; peduncle 4-6 cm; rachis 7-10 cm, many flowered.
Flowers: sepals light purple edged white, petals light greenish with a purple central spot, lip white with a purple spot near apex of blade; pedicel and ovary 9-10 mm.
Dorsal sepal concave, ca. 7 × 4.5 mm; lateral sepals ca. 7 × 5 mm. Petals ca. 6.3 × 5 mm; lip lateral lobes insignificant, triangular with broad base, less than 1 mm high, ca. 1.5 mm wide at base;
mid-lobe very fat, with 2 small lobes turned backward; spur sigmoid, apex turned backward toward ovary. Column very short, tip of rostellum hidden in opening of sac.
产地生境
Epiphytic in evergreen forests; ca. 1400 m. Yunnan (Yingjiang) [Thailand].
分类文献
FOC >> Vol.25 (2009) >> Orchidaceae >> Uncifera
2.Uncifera thailandica Seidenfaden & Smitinand Orchids Thailand. 4(2): 828. 1965. 中泰叉喙兰 zhong tai cha hui lan