勐海山姜
勐海山姜
【勐海山姜】,拉丁文名為【Alpinia menghaiensis】,名稱狀態為【被SP2000收錄,狀態為:Alpinia menghaiensis為接受名】,國內分布區域為【雲南全球觀測記錄分布(數據來自GBIF)】。多年生草本,高35~70cm。根莖橫生,分枝。葉片通常2~5片;近無柄至具長達2cm的葉柄;葉舌2裂,長約2mm,被短柔毛;葉片披針形或狹長橢圓形,長25~40cm,寬4~7cm,兩端漸尖,先端具小尖頭,兩面,特別是葉下面被短柔毛。總狀花序頂生,長15~30cm,花序軸密生絨毛;總苞片披針形,長約9cm,開花時脫落;小苞片極小,早落;花通常2朵聚生,在2朵花之間常有退化的小花殘跡可見;小花梗長約2mm;花萼棒狀,長1~1.2cm,被短柔毛,先端3齒裂;花冠管長約1cm,被疏柔毛,花冠裂片長圓形,長約1cm,外被絨毛,後方的1枚兜狀;側生退化雄蕊線形,長約5mm;唇瓣卵形,寬約6mm,白色而具紅色脈紋,先端2裂,邊緣具不整齊缺刻;雄蕊長1.2~1.4cm;子房密被絨毛。果球形或橢圓形,直徑1~1.5cm,被短柔毛,熟時檢紅色,先端具宿存的萼筒;種子多角形,長約5mm,徑約3mm,有樟腦味。花期4~8月,果期7~12月。
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正文
名稱狀態:被SP2000收錄,狀態為:Alpinia menghaiensis為接受名中文名:勐海山姜形態描述: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國內分布:雲南全球觀測記錄分布(數據來自GBIF)。[1]