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勐海山姜

勐海山姜

【勐海山姜】,拉丁文名为【Alpinia menghaiensis】,名称状态为【被SP2000收录,状态为:Alpinia menghaiensis为接受名】,国内分布区域为【云南全球观测记录分布(数据来自GBIF)】。多年生草本,高35~70cm。根茎横生,分枝。叶片通常2~5片;近无柄至具长达2cm的叶柄;叶舌2裂,长约2mm,被短柔毛;叶片披针形或狭长椭圆形,长25~40cm,宽4~7cm,两端渐尖,先端具小尖头,两面,特别是叶下面被短柔毛。总状花序顶生,长15~30cm,花序轴密生绒毛;总苞片披针形,长约9cm,开花时脱落;小苞片极小,早落;花通常2朵聚生,在2朵花之间常有退化的小花残迹可见;小花梗长约2mm;花萼棒状,长1~1.2cm,被短柔毛,先端3齿裂;花冠管长约1cm,被疏柔毛,花冠裂片长圆形,长约1cm,外被绒毛,后方的1枚兜状;侧生退化雄蕊线形,长约5mm;唇瓣卵形,宽约6mm,白色而具红色脉纹,先端2裂,边缘具不整齐缺刻;雄蕊长1.2~1.4cm;子房密被绒毛。果球形或椭圆形,直径1~1.5cm,被短柔毛,熟时检红色,先端具宿存的萼筒;种子多角形,长约5mm,径约3mm,有樟脑味。花期4~8月,果期7~12月。

基本内容

:植物界

芭蕉目

: 姜科

: 山姜属

正文

名称状态:被SP2000收录,状态为:Alpinia menghaiensis为接受名中文名:勐海山姜形态描述:7. Alpinia menghaiensis S. Q. Tong & Y. M. Xia in S. Q. Tong, Bull. Bot. Res., Harbin. 18 142. 1998. 勐海山姜 meng hai shan jiang Pseudostems 1.5--3 m. Leaf sheath striate, glabrous; ligule entire, 1.4--1.6 cm, densely brown pubescent; petiole 4--9 cm, thinly pubescent; leaf blade oblong-lanceolate, 10--120 × 16--20 cm, abaxially pubescent, base cuneate, margin densely ciliate, apex shortly acuminate. Panicles 28--34 cm, densely brown bristly; branches very short, 1- or 2-flowered; bracteoles brown, 3--4 cm, leathery. Calyx light purple-red, tubular, 2--2.3 cm, apex 4-toothed. Corolla tube white, 0.5--1.8 cm, pubescent; lobes white, central one subovate, 3.1--3.6 × 2.1--2.6 cm, lateral ones narrowly elliptic, 1.2--1.5 cm wide. Lateral staminodes red, ca. 1 cm. Labellum orange-yellow, scarlet at center, yellow at margin and at red-striped apex, broadly ovate, 3.5--4 × 3.2--3.8 cm, apex narrowed, 2-lobed. Stamen ca. 3 cm; filament ca. 1.2 cm. Ovary densely yellow-brown pubescent. Style white pubescent. Fl. Apr.* Low forests; ca. 900 m. SW Yunnan (Menghai Xian). From Flora of China FOC Vol. 24 Page 337国内分布:云南全球观测记录分布(数据来自GBIF)。[1]

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