港口马兜铃Aristolochia zollingeriana

港口马兜铃Aristolochia zollingeriana

中文名(Chinese Name):港口马兜铃
学名(Scientific Name):Aristolochia zollingeriana Miq.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Aristolochia kankauensis Sasaki;Aristolochia tagala var. kankauensis (Sasaki) T. Yamaz.;Aristolochia roxburghiana subsp. kankauensis (Sasaki) Kitam.;Aristolochia tagala var. kankaoensis (Sasaki) T.Yamaz.;Hocquartia kankauensis (Sasaki) Nakai ex Masam. 
科属(Family & Genus):马兜铃科(Aristolochiaceae)马兜铃属
形态特征(Description):茎无毛,干后明显6棱。叶纸质至薄革质,卵状三角形或肾形,长5-7厘米,宽5-7.5厘米,顶端短尖,基部浅心形,两侧裂片半圆形,扩展,边全缘,稀浅3裂,上面无毛,下面密被细柔毛;基出脉5-7条,网脉明显隆起;叶柄长1.5-3.5厘米。总状花序腋生,有花3-4朵;花梗长约1厘米,基部具小苞片;小苞片卵形,长约1.5毫米;花被长3-5厘米,基部收狭呈柄状,柄长2-3毫米,与子房连接处稍膨大,具关节,其上膨大呈球形,直径3-5毫米,向上收狭成一长管,管口扩大呈漏斗状,被短柔毛或无毛,上部一侧极短,常稍下翻,另一侧延伸成舌片;舌片长圆形,长1.5-2.5厘米,宽3-5毫米,顶端钝圆而具凸尖,浅褐色,具数条纵脉;花药卵形,贴生于合蕊柱上,并单个与其裂片对生;子房圆柱形,长4-5毫米,6棱;合蕊柱顶端6裂,裂片披针形,向下延伸成6裂的圆环,稍覆盖雄蕊。蒴果长圆形,长5-6厘米,直径约2厘米,6棱,由基部向上6瓣开裂,果梗亦随之开裂;种子卵状三角形,长约7毫米,宽约6毫米,扁平,边缘具膜翅。花期7月,果期不祥。
分布(Distribution):产台湾,生于密林中,日本及爪哇也有。
用途(Use):
引自中国植物志英文版FOC Vol. 5 Page 269
Aristolochia zollingeriana Miquel, Fl. Ned. Ind. 1(1): 1066. 1858.
港口马兜铃 gang kou ma dou ling | Aristolochiaceae  | Aristolochia
Aristolochia kankauensis Sasaki; A. roxburghiana subsp. kankauensis (Sasaki) T. Yamazaki; A. tagala var. kankauensis (Sasaki) T. Yamazaki [“kankaoensis”].
Herbs twining. Stems 6-angled, glabrous. Petiole 1.5-3.5 cm, glabrous; leaf blade triangular-ovate to rhombic-cordate, 5-7 × 5-7.5 cm, abaxially densely puberulous, adaxially glabrous, veins palmate, 2-3 pairs from base, base shallowly cordate, apex acute. Racemes in axils of leafy shoots, 3- or 4-flowered, 1-4 cm. Pedicel ascending, ca. 1 cm, glabrous; bractlets ovate, ca. 1.5 × 1 mm. Calyx brownish purple, 3-5 cm; tube rectilinear or slightly curved; utricle globose, ca. 5 mm in diam., with stipe 2-3 mm; tube 8-10 × 3-5 mm; limb ligulate, oblong, 1.5-2.5 × 0.3-0.5 cm, apex obtuse. Anthers ovoid, ca. 1 mm. Gynostemium 6-lobed. Capsule cylindric, 5-6 × ca. 2 cm, dehiscing acropetally. Seeds ovoid-deltoid, ca. 7 × 6 mm, winged. Fl. Jul, fr. Aug.
Dense forests. Taiwan [Indonesia, Japan, Malaysia].
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