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云南丁香Syringa yunnanensis

时间:2013-10-23 13:40来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):云南丁香 学名( Scientific Name ): Syringa yunnanensis Franch. 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): Syringa yunnanensis var. pubicalyx Jian ex P. Y. Bai 科属( Fa
中文名(Chinese Name):云南丁香
学名(Scientific Name):Syringa yunnanensis Franch.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Syringa yunnanensis var. pubicalyx Jian ex P. Y. Bai
科属(Family & Genus):木犀科(Oleaceae)丁香属
形态特征(Description):灌木,通常高2-5米。枝直立,灰褐色,无毛,具皮孔,小枝红褐色,圆柱形或略呈四棱形,无毛,稀有被微柔毛,具白色皮孔。叶片椭圆形、椭圆状披针形或倒卵形至倒披针形,长2-8(-13)厘米,宽1-3.5(-5.5)厘米,先端锐尖或短渐尖,基部楔形或宽楔形,稀近圆形,叶缘具短睫毛或无毛,上面深绿色,下面粉绿色,无毛,稀仅沿叶脉略被微柔毛,有时具褐色斑点;叶柄长0.5-2厘米,无毛。圆锥花序直立,由顶芽抽出,塔形,长5-18厘米,宽3-12厘米;花序轴、花梗均呈紫褐色,被微柔毛;花序轴具皮孔;花梗短,长0.5-1.5毫米;花萼无毛,长1-2.5毫米,截形或萼齿锐尖至圆钝;花冠白色、淡紫红色或淡粉红色,呈漏斗状,长0.7-1.2(-1.7)厘米,花冠管长0.5-0.8(-1.3)厘米,中部以上稍变粗,裂片呈直角开展,长圆形,长2-3.5毫米,先端向内弯曲呈兜状而具喙;花药黄色,长1.8-3毫米,通常位于距花冠管喉部0-2毫米处,稀稍凸出。果长圆柱形,长1.2-1.7厘米,先端锐尖而具小尖头或钝,稍被皮孔。花期5-6月,果期9月。
分布(Distribution):产云南、四川、西藏。生海拔2000-3900米山坡灌丛或林下、沟边或河滩地。
用途(Use):
引自中国植物志英文版:FOC Vol. 15 Page 282
Syringa yunnanensis Franchet, Rev. Hort. 1891: 308. 1891.
野桂花 yun nan ding xiang| Oleaceae  | Syringa
Syringa yunnanensis var. pubicalyx Jien ex P. Y. Bai; S. yunnanensis f. pubicalyx (Jien ex P. Y. Bai) M. C. Chang.
Shrubs 2-5 m. Branchlets terete or slightly 4-angled, usually glabrous. Petiole 0.5-2 cm, glabrous; leaf blade elliptic, elliptic-lanceolate, to oblanceolate, 2-8(-13) × 1-3.5(-5.5) cm, glabrous or abaxially rarely pubescent along veins, base cuneate or rarely subrounded, apex acute or short acuminate. Panicles erect, terminal, 5-18 × 3-12 cm; rachis and pedicel puberulent or rarely lanose. Pedicel 0.5-1.5 mm. Calyx 1-2.5 mm, glabrous or rarely lanose. Corolla white to lilac-red, 0.7-1.2(-1.7) cm; tube funnelform, 5-8(-13) mm; lobes oblong, spreading. Anthers yellow, usually inserted up to 2 mm from mouth of corolla tube. Capsule oblong, 1.2-1.7 cm, slightly lenticellate. Fl. May-Jun, fr. Sep. 2n = 48.
* Thickets, woods on slopes, gullies; 2000-3900 m. SW Sichuan, SE Xizang, NW Yunnan.
Plants with glabrous calyces and puberulent inflorescence rachis have been recognized as f. yunnanensis, whereas those with lanate calyces and rachis as f. pubicalyx.
The combination Syringa tomentella subsp. yunnanensis (Franchet) Jin Y. Chen & D. Y. Hong (Novon 18: 316. 2008) was made after publication of the family treatment for the Flora of China.




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