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高山贝母兰

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中文名 高山贝母兰 学名Coelogyne taronensis Hand.-Mazz. 界 植物界 纲 单子叶植物纲 门 被子植物门 科 兰科 目 微子目 属 贝母兰属

高山贝母兰(gāo shān bèi mǔ lán)，学名：Coelogyne taronensis Hand.-Mazz.，是兰科贝母兰属植物]]，Pseudobulbs close together on short, creeping rhizome, 2-4 cm, longitudinally wrinkled, rounded at base, base enclosed with bracts that become fibrous but not adherent, with 2 leaves at apex. Leaf blade linear-lanceolate, 7-18 × 1.2-3.3 cm, with 7 major veins and further 4-7 minor veins, base with short indistinct petiole, apex acute or obtuse. 分布于云南省。

形态特征

Pseudobulbs close together on short, creeping rhizome, 2-4 cm, longitudinally wrinkled, rounded at base, base enclosed with bracts that become fibrous but not adherent, with 2 leaves at apex.

Leaf blade linear-lanceolate, 7-18 × 1.2-3.3 cm, with 7 major veins and further 4-7 minor veins, base with short indistinct petiole, apex acute or obtuse.

Inflorescence synanthous; peduncle to 7 cm, enclosed in 3 or 4 straw-colored bracts; rachis to 10 cm; flowers 1-3, opening in succession; floral bracts deciduous.

Flowers mainly yellow but spotted in form of brown holes or slits. Dorsal sepal oblong-lanceolate, 35-40 × 10-13 mm, 11-veined, acute; lateral sepals oblique, oblong-lanceolate, 35-40 × 10-13 mm, 11-veined, acute.

Petals oblique, lanceolate, ca. 35 × 5-6 mm, base saccate; lip 3-lobed; lateral lobes narrow, front rounded; mid-lobe ovate, margin membranous, veined, apex acute;

callus with 3 lamellae extending from base of lip, lateral lamellae extending to tip of mid-lobe, median lamella ca. 1/2 as long.

Column slightly arcuate, middle section thickened, expanding to form winged hood, tip rounded, denticulate. Fl. Jul.

产地生境

● On trees in montane forests; 2400-3500 m. W Yunnan.

贝母兰属介绍

描 述：Coelogyne Lindl. 贝母兰属，兰科，近200种，分布于热带亚洲至大洋洲，我国有16种，产南部至西南部。附生兰或陆生兰；假鳞茎顶端具1－2叶及花葶；花大，通常数朵排成总状花序，有时减退为单朵，艳丽；萼片常凹陷；唇瓣3裂，侧裂片直立，多少围抱蕊柱两侧，唇盘基部凹陷；蕊柱直立，长而有宽翅，无蕊柱足；花粉块4，蜡质，有花粉块柄。