长柱开口箭Tupistra grandistigma

中文名(Chinese Name):长柱开口箭
学名(Scientific Name): Tupistra grandistigma Wang et Liang
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):百合科(Liliaceae)长柱开口箭属
形态特征(Description):根状茎圆柱形,直径1.5 2厘米。叶3-5枚或更多,生于短茎上,纸质,矩圆状 倒披针形,长70-115厘米,宽7.5-12厘米,先端渐尖,下部渐狭成明显或稍明显的 柄;鞘叶2-3枚,披针形,长达20厘米。穗状花序近直立,长6-16厘米;总花梗长 5-15厘米,宽4-7毫米;苞片1,纸质,三角形,长1.8毫米,宽约1毫米;花钟状,长 约1.4厘米;花被筒长约5毫米,裂片披针形,长1-1.2毫米,宽3-4毫米,肉质,黑 紫色;花丝大部分贴生于花被筒上,离生部分极短,花药近椭圆形,长2-2.5毫米;子 房近球形,花柱长LZ厘米,柱头膨大成头状,宽6-7毫米。浆果球形,直径1.2-2 厘米。花期3月,果期6月。
分布(Distribution):产云南。生林下,海拔1600米。越南也有分布。
用途(Use):
引自植物志英文版:FOC Vol. 24 Page 240
 Tupistra grandistigma F. T. Wang & S. Yun Liang in F. T. Wang & Tang, Fl. Reipubl. Popularis Sin. 15: 249. 1978.
长柱开口箭 chang zhu kai kou jian  | Liliaceae  | Tupistra
Rhizome rather short, 1.5--2 cm thick, stout; nodes dense. Leaves 3--5 or more, basal, distichous equitant; petiole 2--5 cm; leaf blade oblong-oblanceolate, 65--110 × 7.5--12 cm, glabrous, apex acuminate. Spike 6--16 cm, several to many flowered; peduncle 5--15 cm; bracts 1 per flower, deltoid, ca. 1.8 × 1 mm. Perianth campanulate, ca. 1.4 cm; tube ca. 5 mm; lobes black-purple, lanceolate, 8--10 × 3--4 mm, fleshy. Filaments with very short free part; anthers elliptic, 2--2.5 mm. Ovary subglobose, 3--5 mm. Style ca. 1.2 cm; stigma capitate, dilated, 6--7 mm in diam. Berries globose, 1.2--2 cm in diam. Fl. Mar, fr. Jun. 2 n = 38*.
Forests; ca. 1600 m. Guangxi, S Yunnan [Vietnam].
 
长柱开口箭Tupistra grandistigma

长柱开口箭Tupistra grandistigma(责任编辑:徐晔春)

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