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鹞落坪半夏

 鹞落坪半夏

中文学名:鹞落坪半夏

拉丁学名:Pinellia yaoluopingensis

X. H. Guo & X. L. Liu

界:植物界

门:被子植物门

纲:单子叶植物纲

目:天南星目

科:天南星科

族:天南星族

属:半夏属

分布区域:江苏安徽

鹞落坪半夏(yào luò píng bàn xià,学名 Pinellia yaoluopingensis X. H. Guo & X. L. Liu),是天南星科植物,产于江苏安徽[1]

目录

生态特征

Tuber subglobose, 1.3-3 cm in diam., bearing bulbils at apex. Leaves 1-4; petiole deep green, with purple spots, 12-25 cm;

leaf blade 3-foliolate, sometimes also pedate; leaflets 3-5; central leaflet oblong-elliptic or obovate-elliptic, 5-10 × 3-4.5 cm, base cuneate, apex acuminate or acute;

lateral leaflets sessile, smaller, 5.5-7.3 × ca. 4 cm, with 4 or 5 primary lateral veins per side, forming a collective vein along margin.

Inflorescences 1 or 2; peduncle usually longer than petioles, 22-36 cm. Spathe green, constricted, 7-8 cm; tube 2-3.5 cm × 6-8 mm; limb oblong, 3-4 × 2-3 cm, apex obtuse.

Spadix 16-20 cm; female zone 2-2.5 cm × 3-5 mm, adnate to spathe; female flowers densely arranged; pistil 1-1.1 mm; ovary broadly ovoid, ca. 0.9 mm; style distinct;

stigma disciform, ca. 0.25 mm in diam.; sterile zone between female and male flowers 5-6 mm; male zone 5-7 × 3-4 mm; thecae elongate, ca. 1.4 mm, each pollen sac opening by a pore; [2]

appendix recurved, sigmoid, green, 13-18 cm. Berries conic, obtuse, 1-seeded. Fl. May, fr. Jul-Sep. 2n = 26*.[3]

生境产地

● Broad-leaved forests; ca. 1000 m. Anhui (Jingde, Yuxi), Jiangsu (Nanjing).[4]

This species differs from Pinellia ternata in having a tuber with tubercles around the petiole bases and by lacking bulbils elsewhere.This species differs from Pinellia ternata in having a tuber with tubercles around the petiole bases and by lacking bulbils elsewhere.[5]

半夏属下级分类

本属植物我国有5种,分别为:

滴水珠 Pinellia cordata   

石蜘蛛 Pinellia integrifolia  

虎掌Pinellia pedatisecta   

盾叶半夏 Pinellia peltata   

半夏Pinellia ternata[6]

半夏属地理分布

本属植物全世界共有6种,主要分布于东亚,我国有5种,南北均产 。[7]

半夏属应用价值

半夏为著名的中药材,其块茎能人药,具有燥湿化痰、降逆止呕,用有消疖肿等功能。也可将其盆栽观赏,此外虎掌的块茎亦供药用 。[8]

参考来源

  1. 鹞落坪半夏, 植物智, 2020-01-18
  2. FOC >> Vol.23 (2010) >> Araceae >> Pinellia
  3. 安徽特有植物鹞落坪半夏生境地群落特征 结果表明:在鹞落坪保护区,鹞落坪半夏分布范围狭窄,其主要分布在海拔1 000~1 200 m范围的疏林中(郁闭度0.4~0.6,坡度2°~10°);鹞落坪半夏生境地群落植物区系...
  4. 鹞落坪半夏-学术百科-知网空间 提供全面的“鹞落坪半夏”相关文献(论文)下载,论文摘要免费查询,鹞落坪半夏论文全文下载提供PDF格式文件。鹞落坪半夏中文、英文词汇释义(解释),“鹞落坪半夏”各类研究...
  5. 鹞落坪半夏的药理作用研究 目的:研究新植物品种鹞落坪半夏的药理及急性毒性,并与半夏进行对比.方法及结果:鹞落坪半夏煎剂2g/kg在小鼠二氧化硫致咳实验中可使咳嗽潜期延长,咳嗽次数减少(P<0...
  6. 曾宋君 余志满 柯萧霞编著.常见观叶花卉:天南星科植物:中国林业出版社,2004.01:150
  7. 半夏属 .中国科学院昆明植物研究所.2016-1-5[引用日期2012-11-23
  8. FOC >> Vol.23 (2010) >> Araceae >> Pinellia