大叶金腰Chrysosplenium macrophyllum

中文名(Chinese Name):大叶金腰
学名(Scientific Name):Chrysosplenium macrophyllum Oliv.
英文名(English Common Name):
别名(Chinese Common Name):马耳朵草
异名(Synonym):Chrysosplenium barbeyi Terracc.  Triplostegia mairei H. Lév.
科属(Family & Genus):虎耳草科(Saxifragaceae)金腰属
形态特征(Description):多年生草本,高17-21厘米;不育枝长23-35厘米,其叶互生,具柄,叶片阔卵形至近圆形,长0.3-1.8厘米,宽0.4-1.2厘米,边缘具11-13圆齿,腹面疏生褐色柔毛,背面无毛,叶柄长0.8-1厘米,具褐色柔毛。花茎疏生褐色长柔毛。基生叶数枚,具柄,叶片革质,倒卵形,长2.3-19厘米,宽1.3-11.5厘米,先端钝圆,全缘或具不明显之微波状小圆齿,基部楔形,腹面疏生褐色柔毛,背面无毛;茎生叶通常1枚,叶片狭椭圆形,长1.2-1.7厘米,宽0.5-0.75厘米,边缘通常具13圆齿,背面无毛,腹面和边缘疏生褐色柔毛。多歧聚伞花序长3-4.5厘米;花序分枝疏生褐色柔毛或近无毛;苞叶卵形至阔卵形,长0.6-2厘米,宽0.5-1.4厘米,先端钝状急尖,边缘通常具9-15圆齿(有时不明显),基部楔形,柄长3-10毫米;萼片近卵形至阔卵形,长3-3.2毫米,宽2.5-3.9毫米,先端微凹,无毛;雄蕊高出萼片,长4-6.5毫米;子房半下位,花柱长约5毫米,近直上;无花盘。蒴果长4-4.5毫米,先端近平截而微凹,2果瓣近等大,喙长3-4毫米;种子黑褐色,近卵球形,长约0.7毫米,密被微乳头突起。花果期4-6月。
分布(Distribution):产陕西、安徽、浙江、江西、湖北、湖南、广东、四川、贵州和云南,生于海拔1000-2 236米的林下或沟旁阴湿处。
用途(Use):可入药,治小儿惊风和肺、耳部疾病。
引自中国植物志英文版: FOC Vol. 8 Page 351   
Chrysosplenium macrophyllum Oliver, Hooker's Icon. Pl. 18: t. 1744. 1888.
大叶金腰 da ye jin yao| Saxifragaceae  | Chrysosplenium
Chrysosplenium barbeyi Terracciano; Triplostegia mairei H. Léveillé.
Herbs 17-21 cm tall. Sterile branches 23-35 cm. Stems brown pilose. Basal leaves several, petiolate; leaf blade obovate, 2.3-19 × 1.3-11.5 cm, leathery, abaxially glabrous, adaxially brown pilose, base cuneate, margin entire or obscurely undulate-crenulate, apex obtuse. Cauline leaf usually 1; leaf blade narrowly elliptic, 1.2-1.7 × 0.5-0.75 cm, abaxially glabrous, adaxially and marginally brown pilose, margin usually ca. 13-crenate. Pleiochasium 3-4.5 cm; branches brown pilose or subglabrous; bracteal leaves with petiole 3-10 mm, leaf blade ovate to broadly so, 0.6-2 cm × 5-14 mm, base cuneate, margin usually 9-15-crenate, sometimes obscurely so, apex subacute. Sepals subovate to broadly ovate, 3-3.2 × 2.5-3.9 mm, glabrous, apex retuse. Stamens longer than sepals, 4-6.5 mm. Ovary semi-inferior; styles erect, ca. 5 mm. Disc absent. Capsule 4-4.5 mm, apex neither truncate nor retuse; carpels subequal; rostrums 3-4 mm. Seeds dark brown, subovoid, ca. 0.7 mm, densely papillose. Fl. and fr. Apr-Jun.
* Forests, shaded and wet places in ravines; 1000-2200 m. S Anhui, ?Fujian, N Guangdong, ?Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Shaanxi, E Sichuan, E Yunnan, Zhejiang.
 大叶金腰Chrysosplenium macrophyllum

大叶金腰Chrysosplenium macrophyllum

大叶金腰Chrysosplenium macrophyllum
(责任编辑:徐晔春)

顶一下[0]

踩一下[1]