美观马先蒿Pedicularis decora

中文名(Chinese Name):美观马先蒿
学名(Scientific Name):Pedicularis decora Franch.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):Pedicularis lasiantha H. L. Li
科属(Family & Genus):玄参科(Scrophulariaceae)马先蒿属
形态特征(Description):高达1米,干时多少变为黑色,多毛。茎简单或有时上部分枝,中空,生有白色无腺的疏长毛。根茎粗壮肉质,以多少伸长而具节的鞭状根茎连接于接近地表而生有稠密须状根的根颈之上。叶线状披针形至狭披针形,长达10厘米,宽达25毫米,深裂至2/3处为长圆状披针形的裂片,裂片达20对,缘有重锯齿。花序穗状而长,毛较密而具腺,下部之花疏距,上部较密;苞片始叶状而长,愈上则愈小,变为卵形而具长尖,全缘;花黄色,萼有密腺毛,很小,长仅3-4毫米,少有更长者,齿三角形而小,锯齿不明显或几全缘;花管长12毫米,有毛,约长于萼三倍,下唇裂片卵形,钝头,中裂较大于侧裂,盔约与下唇等长,舟形,下缘有长须毛。果卵圆而稍扁,长14毫米,宽8毫米,两室相等,端有刺尖。
分布(Distribution):产陕西、甘肃、湖北与四川,生于海拔2200-2700米的荒草坡上及疏林中。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 105   
Pedicularis decora Franchet, Bull. Soc. Bot. France. 47: 28. 1900.
美观马先蒿 mei guan ma xian hao| Scrophulariaceae  | Pedicularis
Pedicularis lasiantha H. L. Li.
Herbs perennial, to 1 m tall, pubescent. Stems branched apically or unbranched, sparsely white villous. Leaves narrowly lanceolate, to 10 X 2.5 cm, pinnatipartite; segments 20 pairs, oblong-lanceolate, margin double dentate. Inflorescences long spicate, interrupted basally, densely glandular pubescent; bracts leaflike below. Calyx 3--4 mm, densely glandular pubescent; lobes 5, triangular, ± entire. Corolla yellow; tube ca. 1.2 cm, ca. 3 X as long as calyx, pubescent outside; galea navicular, ca. as long as lower lip, margin densely bearded; lower lip ± sessile. Capsule ovoid, compressed, ca. 1.4 cm X 8 mm, apex short acuminate. Fl. Jun--Jul, fr. Aug.
* Grassy slopes, Picea forests, Betula forests; 2200--2800 m. S Gansu, W Hubei, S Shaanxi, NE Sichuan.
 美观马先蒿Pedicularis decora

美观马先蒿Pedicularis decora

美观马先蒿Pedicularis decora
(责任编辑:徐晔春)

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