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白云花根Heracleum rapula

时间:2013-11-10 09:50来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 白云花根 学名( Scientific Name ): Heracleum rapula Franch. 英文名( English Common Name ): 别名( Chinese Common Name ): 鹤庆独活 异名( Synonym ): 科属( Family Genus ): 伞形科(Umbelliferae)独活属
中文名(Chinese Name):白云花根
学名(Scientific Name):Heracleum rapula Franch.
英文名(English Common Name):
别名(Chinese Common Name):鹤庆独活
异名(Synonym):
科属(Family & Genus):伞形科(Umbelliferae)独活属
形态特征(Description):多年生草本,高80-120厘米。茎圆筒形,有沟纹或棱,从中部分枝,幼时疏生长硬毛,茎下部叶叶片长30厘米,宽25厘米,三出式羽状分裂,裂片有柄,宽卵形,长8-10厘米,宽约8厘米,上面疏生细刚毛,下面淡绿色,沿叶脉被较密的细刚毛,基部心形,边缘具不显著的细锯齿,5浅裂,裂片三角形;叶柄被硬毛,基部椭圆形;茎上部叶逐渐简化,有短柄或无,仅具叶鞘。复伞形花序顶生和侧生;总苞片缺;伞辐20-25;小总苞片4-6,线形,短于花柄;花柄约20,长4-9毫米,粗糙;萼齿细小,不显著;花柱基扁圆锥形;子房疏生短毛。果实倒卵状圆形,长6-7毫米,宽5-6毫米,无毛;棱槽内油管1,其长度为果体长度的3/4,合生面油管2,棒状,胚乳腹面平直。果期10月。
分布(Distribution):产云南,生长于海拔2000-2200米山坡沟边或稻田地。
引自中国植物志英文版:FOC Vol. 14 Page 200 
Heracleum rapula Franchet, Bull. Soc. Philom. Paris, sér. 8. 6: 145. 1894.
鹤庆独活 he qing du huo| Apiaceae  | Heracleum
Plants 80–120 cm high. Stem solitary, branched, setulose. Lower leaves ternate/pinnate; leaflets broad-ovate, 8–10 × 5–8 cm, adaxially sparsely setulose, abaxially densely setulose on the veins, 3–5-lobed, lobes ovate-triangular. Upper leaves smaller, sessile, 3-lobed on expanded sheaths. Bracts absent; rays 18–25, unequal; bracteoles 4–6, linear; flowers ca. 20 per umbellule. Calyx teeth minute. Petals white, outer flowers of umbels radiant. Fruit obovoid, 6–7 × 5–6 mm, glabrous; vittae solitary in each furrow, 2 on commissure, clavate, extending to 3/4 length of mericarp. Seed face plane. Fl. and fr. Jul–Oct.
Streamsides, rice field margins; 2000–2200 m. Yunnan.
This incompletely known species is recorded only from a few collections. It has reputed medicinal value.
 
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