高山貝母蘭檢視原始碼討論檢視歷史

高山貝母蘭

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中文名 高山貝母蘭 學名Coelogyne taronensis Hand.-Mazz. 界 植物界 綱 單子葉植物綱 門 被子植物門 科 蘭科 目 微子目 屬 貝母蘭屬

高山貝母蘭(gāo shān bèi mǔ lán)，學名：Coelogyne taronensis Hand.-Mazz.，是蘭科貝母蘭屬植物]]，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. 分布於雲南省。

形態特徵

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.

產地生境

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

貝母蘭屬介紹

描 述：Coelogyne Lindl. 貝母蘭屬，蘭科，近200種，分布於熱帶亞洲至大洋洲，我國有16種，產南部至西南部。附生蘭或陸生蘭；假鱗莖頂端具1－2葉及花葶；花大，通常數朵排成總狀花序，有時減退為單朵，艷麗；萼片常凹陷；唇瓣3裂，側裂片直立，多少圍抱蕊柱兩側，唇盤基部凹陷；蕊柱直立，長而有寬翅，無蕊柱足；花粉塊4，蠟質，有花粉塊柄。