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糯米香Strobilanthes tonkiensis

时间:2013-07-15 16:24来源:未知 作者:徐晔春 点击:
糯米香,Strobilanthes tonkiensis






中文名(Chinese Name):糯米香
学名(Scientific Name):Strobilanthes tonkiensis Lindan
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Semnostachya menglaensis H. P. Tsui 
科属(Family & Genus):爵床科(Acanthaceae)糯米香属
形态特征(Description):草本,高0.5-1米。枝4棱形,被短糙状毛,后变无毛,植株干时发出糯米香气。叶对生,常不等大,叶柄长达2厘米,被短糙状毛,叶片椭圆形、长椭圆形或卵形,长达18.5厘米,宽6厘米,先端急尖,基部楔形下延或偶有圆形,两面疏被短糙状毛,脉上较密,上面钟乳体明显,侧脉5-6对,到边缘弧曲,边缘具圆锯齿。穗状花序单生,顶生或腋生,花序轴被柔毛及腺毛;苞片线状匙形,长10毫米,宽2毫米,两面疏被短柔毛及白色小凸起,边缘被柔毛及腺毛,1脉;小苞片线形,长4.7毫米,宽0.8毫米,两面被短柔毛;萼片5,近相等,线形长1.2毫米,宽3毫米,两面被疏短柔毛;苞片、小苞片及萼片有纵向排列的钟乳体;花冠新鲜时白色,干后粉红色或紫色,外面无毛,冠管长10毫米,喉部长16.7毫米,冠檐裂片近圆形,径5.3毫米,内面除支撑花柱的两列毛外无毛;雄蕊4,2强,长花丝被柔毛,短花丝无毛,花药椭圆形,长3毫米,花粉粒(据云南勐腊,无号)超长球形,具3孔沟,有隔肋带;花柱无毛,长1.5厘米,子房倒长卵圆形,长3毫米,径1毫米,上端被短腺毛。蒴果圆柱形,长1.4厘米,先端急尖,被短腺毛,两爿片开裂时向外反卷。种子椭圆形,长3毫米,宽2毫米。
分布(Distribution):产云南(勐腊)。生于林边草地。
用途(Use):
引自中国植物志英文版FOC Vol. 19 Page 388, 406
Strobilanthes tonkinensis Lindau, Bull. Herb. Boissier. 5: 651. 1897.
糯米香 nuo mi xiang | Acanthaceae  | Strobilanthes
Herbs 50-100 cm tall, weakly anisophyllous. Stems 4-angled, pubescent, glabrescent, fragrant when dry. Petiole to 2 cm, pubescent; leaf blade broadly oblong-elliptic, to 18.5 × 6 cm, both surfaces sparsely pubescent especially on veins, adaxially with prominent cystoliths, secondary veins 4-7 on each side of midvein, base cuneate and decurrent onto petiole, margin crenate, apex acute. Inflorescences terminal, simple spikes, 3-11 cm, sometimes with branches arising in apical leaf axils; rachis pubescent with gland-tipped trichomes; bracts linear-spatulate, 10-12 × 2-2.5 mm, sparsely pubescent and gland-tipped pubescent, densely covered with white cystoliths, 1-veined; bracteoles linear, ca. 5 × 1 mm, pubescent, abaxially densely covered with cystoliths. Calyx 5-lobed to base; lobes linear, 8-9 × ca. 1 mm, subequal, pubescent, outside covered with prominent cystoliths. Corolla pink to pure white, ca. 3.2 cm, straight, outside glabrous, inside glabrous except for trichomes retaining style; tube basally cylindric and ca. 2 mm wide for ca. 1 cm then gradually widened to ca. 1 cm at mouth; lobes orbicular, ca. 5 mm in diam. Stamens 4, included; shorter filament pair ca. 4 mm, glabrous; longer filament pair ca. 7 mm, puberulent; anther thecae oblong, ca. 3 mm; pollen type 4. Ovary obovoid, ca. 3 mm, gland-tipped pilose at tip; style ca. 1.5 cm, glabrous. Capsule narrowly oblong-obovoid, 8-10 × ca. 2.5 mm, gland-tipped pilose, 4-seeded, apex apiculate. Seeds ovate in outline, ca. 2 × 2 mm, pubescent; areola small, glabrous. Fl. Apr-Jun, Dec, fr. Jun-Jul.
Moist forests; 200-1500 m. Guangxi, Yunnan [Thailand, Vietnam].
Strobilanthes tonkinensis is a medicinal and aromatic plant.
The name "Semnostachya menglaensis" (H. P. Tsui, FRPS 70: 349. 2002) belongs here but was not validly published because the herbarium where the type specimen is conserved was not specified (Vienna Code, Art. 37.7).
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