织梦CMS - 轻松建站从此开始!

花卉图片网

当前位置: 主页 > 野生花卉 >

云台南星Arisaema silvestrii

时间:2013-07-16 11:20来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):云台南星 学名( Scientific Name ): Arisaema silvestrii Pamp. 英文名( English Common Name ): 别名( Chinese Common Name ): 江苏南星、云台天南星 异名( Synonym ): Arisaema du-bois-reymondiae Engl.;Arisaema




中文名(Chinese Name):云台南星
学名(Scientific Name):Arisaema silvestrii Pamp.
英文名(English Common Name):
别名(Chinese Common Name):江苏南星、云台天南星
异名(Synonym):Arisaema du-bois-reymondiae Engl.;Arisaema dubois-reymondiae  
科属(Family & Genus):天南星科(Araceae)天南星属
形态特征(Description):块茎近球形,直径2厘米,高1.5厘米,上部密生分枝须根。鳞叶3,下部管状,上部略分离,钝,膜质,内面的长8-10厘米。叶2,叶柄绿色,长约20厘米,中部以下具鞘;叶片鸟足状分裂,裂片7-9,倒披针形或披针形,背面略呈粉绿色,中裂片具短柄,长6-7厘米,宽2-2.5厘米,侧裂片依次渐小,最外侧的长5厘米,宽1.3厘米,侧脉极细弱,斜上升,集合脉距边缘约1.5毫米。花序柄短于叶柄,长13-15厘米,高出叶柄鞘2-4厘米。佛焰苞淡白绿色,内面具3-5条白色纵条纹,全长15厘米,管部漏斗状,长5.5-6厘米,喉部宽2-2.5厘米,边缘略反卷;檐部长圆形,长7厘米,宽3-3.5厘米,锐尖,有长0.5-1厘米渐尖头。肉穗花序单性,雄花序长约2厘米,花较疏;附属器无柄,长圆柱形,略成棒状,长7厘米,中上部粗5-7毫米,下部粗2-3毫米,先端钝圆,光滑,基部约1厘米长具少数长3-5毫米的钻形中性花。雄花有雄蕊2-4,药室圆球形,顶孔圆形开裂。花期4-5月,稀至10月(江西庐山)。
分布(Distribution):我国特有,产长江中下游诸省:湖南、河南、江西、浙江、安徽、江苏,南至福建南平、广东连平,北至陕西太白山,海拔1800米以下,生于竹林内、灌丛中。模式标本产自江苏连云港。
用途(Use):块茎入药,外用治无名肿毒初起、面神经麻痹、毒蛇咬伤、神经性皮炎,炙后内服治肺,痈咳嗽。
引自中国植物志英文版FOC Vol. 23 Page 50
Arisaema silvestrii Pampanini, Nuovo Giorn. Bot. Ital., n.s. 22: 262. 1915.
云台南星 yun tai nan xing | Araceae  | Arisaema
Arisaema dubois-reymondiae Engler; A. zanlanscianense Pampanini.
Tuber subglobose, ca. 2 cm in diam. Cataphylls 3, greenish brown, membranous, apex obtuse. Leaves 2; petiole green, 24-35 cm, basal 10-18 cm sheathing and forming pseudostem, free part 13-30 cm; leaf blade pedate; leaflets 7-9, sessile to subsessile, oblanceolate or oblong to elliptic, base cuneate, margin entire, apex acuminate; rachis between central and lateral leaflets 1-2.5 cm, rachis between outer leaflets 5-10 mm; central leaflet subsessile, 7-20 × 2.5-5 cm; outermost leaflets 5-12 × 1.5-2.5 cm. Peduncle shorter than petioles, 13-17 cm, exserted from pseudostem 3-5 cm. Spathe greenish white with 3-5 white stripes inside or (in female) dark purple with pinkish white stripes, ca. 15 cm in total; tube funnelform, 5.5-6 × 2-2.5 cm at throat; limb oblong or oblong-ovate, 7-8 × 3-3.5 cm, acute at apex with an acumen 5-10 mm. Spadix unisexual; male zone ca. 2 cm; synandria lax; anthers 2-4, thecae globose, dehiscing by apical pores; female zone ca. 2 × 1 cm; ovary green; style short; stigma punctate. Appendix sessile, erect, greenish or purplish, cylindric, 4-7(-14) cm × 2-5 mm, proximal part covered with a few acute neuter flowers. Fl. Apr-May.
● Bamboo forests, evergreen forests, thickets; below 1800 m. Anhui, Fujian, Guangdong, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shanxi, Zhejiang.
(责任编辑:徐晔春)
顶一下
(0)
0%
踩一下
(0)
0%
------分隔线----------------------------
发表评论
请自觉遵守互联网相关的政策法规,严禁发布色情、暴力、反动的言论。
评价:
表情:
用户名: 验证码:点击我更换图片
栏目列表
推荐内容