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資料編號: | HK-4481 |
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中文名稱: | 長距蝦脊蘭 |
中文別名: | 粉紅蝦脊蘭 |
學名: | Calanthe sylvatica [找同屬植物] |
異名: | Pink Calanthe |
英文名稱: | Forest Calanthe |
植物科名: (APG新系統) | ORCHIDACEAE蘭科 [找同科植物] |
標室舊系統 | ORCHIDACEAE蘭科[找同科] |
生長習性: | 草本 |
原生/外來: | 香港原生植物 |
圖片花色: | purple |
資料更新: | 20230813 09:57:26 am |
備註: 三褶蝦脊蘭 Calanthe triplicata: Flowers white, in a crowded corymb-like raceme; spurs pointing downward; midlobe of the lip with divergent narrow lobes 長距蝦脊蘭 Calanthe sylvatica: Flowers purple-pink, in a loose raceme; spurs very long, pointing backward; midlobe of the lip obcordate FoHK Terrestrial herb up to 80 cm, rhizomes inconspicuous; pseudobulbs narrow conical, 1–2 cm long, 1 cm across at base. Leaves all basal, elliptic to ovate, 15–40 × 7–11 cm, base attenuate into petioles, apex acute or acuminate, margin wavy. Flowers rather large, sepals all alike in colour, delightfully bright lavender, darker on the outside; odd sepal elliptic, 18–20 × 6–10 mm, apex acute; lateral sepals oblique-elliptic or oblong, apex acute; petals obovate or oblong, lavender shading to white inside along the centre, 1.5–2.5 × 1–1.3 cm, apex obtuse or acute; lip adnate to the sides of the column, 3-lobed; lateral lobes deep purple, oblique, falcate-lanceolate, 3–5 × 1.5–2 mm; midlobe light purple, fan-shaped, 1–1.5 × 1.5–1.8 cm, the apex bilobed with an acute recurved point between the lobes; column white, waxy; anther white, ovate; pollinia 8 in 4 pairs, all white; ovary hairy, with pink ridges and green depressions. 中國植物誌 植株高達80厘米,無明顯的根狀莖。假鱗莖狹圓錐形,長1-2厘米,基部粗1厘米,具3-6枚葉,無明顯的假莖。葉在花期全部展開,橢圓形至倒卵形,長20-40厘米,寬達10.5厘米,先端急尖或漸尖,基部收狹為柄,邊緣全緣,背面密被短柔毛;葉柄長11- 23厘米。花葶從葉叢中抽出,直立,粗壯,長45-75厘米,中部以下具2枚緊抱花序柄的筒狀鞘;總狀花序疏生數朵花,其下具數枚苞片狀葉;花苞片宿存,披針形,長1-1.8厘米,近基部寬5-8毫米,先端急尖,密被短柔毛;花梗和子房長達3.5厘米,有時子房稍呈棒狀,密被短毛;花淡紫色,唇瓣常變成橘黃色;中萼片橢圓形,長18-23毫米,中部寬6-10毫米,先端銳尖,具5-7條脈,背面疏被短柔毛;側萼片長圓形,長2-2.8厘米,中部寬6-9毫米,先端急尖並呈短尾狀,具5-7條脈,背面疏被短柔毛;花瓣倒卵形或寬長圓形,長15-20毫米,中部以上寬9-12毫米,先端稍鈍或近銳尖,具5條脈,其兩邊外側的主脈分枝;唇瓣基部與整個蕊柱翅合生,3裂;側裂片鐮狀披針形,長約5毫米,基部寬1.5-2毫米,向先端變狹,先端稍鈍;中裂片扇形或腎形,寬1-1.5厘米,先端凹缺或淺2裂,裂口中央略有凸尖,前端邊緣全緣或具缺刻,基部具短爪;唇盤基部具3列不等長的黃色雞冠狀的小瘤;距圓筒狀,長2.5-5厘米,上下等粗或中部以下稍變粗,伸直或稍弧曲,末端鈍,外面疏被短毛;蕊柱長5毫米,上端擴大,近無毛;蕊喙2裂;裂片斜卵狀三角形,長0.7毫米,先端銳尖;藥帽在前端稍收狹,先端截形;藥床寬大;花粉糰狹倒卵球形,等大,長約2毫米;粘盤小,近長圓形。花期4-9月。 | |
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