傣柿檢視原始碼討論檢視歷史
傣柿 |
中文學名:傣柿 拉丁學名:Diospyros kerrii Craib 界:植物界 門:被子植物門 綱:雙子葉植物綱 目:柿目 科:柿科 屬:柿屬 |
傣柿(拉丁學名:Diospyros kerrii Craib),為柿目柿科柿屬下的喬木。
產於雲南,泰國等地。生長於海拔900-1550米的灌叢或混交林中。 [1]
傣柿植物形態
小喬木或喬木,高可達10米;嫩枝、冬芽、中脈下面、葉柄、花萼兩面、果柄等處都有銹色粗伏毛。小枝淺褐色,後變無毛。冬芽狹卵形,先端急尖。
葉硬紙質,披針形或長圓披針形,長4-10.5厘米,寬2-4厘米,先端漸尖,基部楔形或寬楔形,上面嫩時僅中脈上有毛,很快完全無毛,中脈下面初時密被粗伏毛,後變無毛,側脈每邊約8條,斜向上彎生,在嫩葉上兩面明顯,不久即幾不明顯,小脈結成疏網狀,兩面上均不明顯:葉柄長約5-8毫米。嫩果生新枝下部,單生,腋生,球形,宿存花萼深4裂,外面的毛較密,裂片披針形,長約1厘米,寬約5毫米,先端急尖;果柄長約5毫米。果期11月。
Trees to 12(--20) m tall, evergreen, many parts rusty strigose. Branchlets brown, glabrescent. Winter buds ovoid, apex acute. Petiole 5--8 mm; leaf blade obovate, 4--10.5 X 2--4 cm, thickly papery, glabrescent except for abaxially densely strigose midrib and margin, drying abaxially pale gray and adaxially dark gray, base broadly cuneate to cuneate, margin narrowly but distinctly revolute, apex acuminate, lateral veins ca. 8 pairs, reticulate veinlets lax and indistinct. Male flowers in 3--7(or more)-flowered cymes, to 1.5 cm; pedicels ca. 2 mm, densely reddish brown pubescent to tomentose; calyx deeply divided, densely gray to pale yellow appressed pubescent; calyx lobes 4, ovate, 2.5--3 X ca. 1.8 mm, apex subacute; corolla white, acute in bud, urn-shaped, tube 6--7 mm, outside densely pubescent, lobes 4 and ca. 2 X 1.5 mm. Female flowers not seen. Fruit solitary. Fruiting pedicel ca. 4 mm, slightly reflexed. Fruiting calyx outside more densely hairy; lobes 4, lanceolate, 8--10 X ca. 5 mm, apex acute. Berries globose, ca. 8(--20) mm, glabrescent. Fr. Nov.
傣柿生長分布
產於雲南西雙版納小勐養和景洪,生長於海拔900-1550米的灌叢或混交林中。
傣柿植物區分
本種幼枝密被平伏的粗毛,以後漸光,葉披針形至長圓狀披針形,先端漸尖,基部通常楔形,側脈每邊8條,成熟時趨於不明顯,果有短柄,宿存萼4裂。