狼尾花Lysimachia barystachys

中文名(Chinese Name):狼尾花
学名(Scientific Name):Lysimachia barystachys Bunge
英文名(English Common Name):Manchurian yellow loosestrife
别名(Chinese Common Name):虎尾草
异名(Synonym):
科属(Family & Genus):报春花科(Primulaceae)珍珠菜属
形态特征(Description):多年生草本,具横走的根茎,全株密被卷曲柔毛。茎直立,高30-100厘米。叶互生或近对生,长圆状披针形、倒披针形以至线形,长4-10厘米,宽6-22毫米,先端钝或锐尖,基部楔形,近于无柄。总状花序顶生,花密集,常转向一侧;花序轴长4-6厘米,后渐伸长,果时长可达30厘米;苞片线状钻形,花梗长4-6毫米,通常稍短于苞片;花萼长3-4毫米,分裂近达基部,裂片长圆形,周边膜质,顶端圆形,略呈啮蚀状;花冠白色,长7-10毫米,基部合生部分长约2毫米,裂片舌状狭长圆形,宽约2毫米,先端钝或微凹,常有暗紫色短腺条;雄蕊内藏,花丝基部约1.5毫米连合并贴生于花冠基部,分离部分长约3毫米,具腺毛;花药椭圆形,长约1毫米;花粉粒具3孔沟,长球形 [(29-31.5) × (20-24)微米],表面近于平滑;子房无毛,花柱短,长3-3.5毫米。蒴果球形,直径2.5-4毫米。花期5-8月;果期8-10月。
分布(Distribution):产于东北、西南、华北、华东、西北、华中部分省区,生于海拔2000米以下草甸、山坡路旁灌丛间。俄罗斯、朝鲜、日本有分布。
用途(Use):云南民间用全草治疮疖、刀伤。
引自中国植物志英文版:FOC Vol. 15 Page 70     
Lysimachia barystachys Bunge, Mém. Acad. Imp. Sci. St.-Pétersbourg Divers Savans. 2: 127. 1833.
虎尾草 hu wei cao| Primulaceae  | Lysimachia
Herbs perennial, 30--100 cm tall, with creeping rhizomes. Stems erect, simple or branched in upper part, with dense multicellular tangled hairs. Leaves alternate or subopposite, subsessile, oblong-lanceolate to oblanceolate or linear, 4--10 X 0.6--2.2 cm, abaxially more densely so, epunctate, adaxially pubescent, tapering at base, apex obtuse to acute. Racemes 4--6 cm, elongating to 30 cm in fruit, densely flowered; bracts linear-subulate, ciliate. Pedicel 4--6 mm, usually slightly shorter than bracts, pubescent. Flowers often secund. Calyx lobes oblong, 3--4 mm, margin membranous, apex rounded. Corolla white; tube ca. 2 mm; lobes oblong-spatulate, 5--8 X ca. 2 mm, often dark purple glandular striate, apex obtuse to slightly emarginate. Stamens included; filaments adnate to corolla tube, free parts ca. 3 mm, glandular puberulent; anthers elliptic, dorsifixed, ca. 1 mm. Ovary glabrous; style 3--3.5 mm. Capsule subglobose, 2.5--4 mm in diam. Fl. May-Aug. 2n = 24@.
Mountain meadows, grassy mountain slopes, in shrubs; 800--2000 m. Fujian, Guizhou, Hebei, Heilongjiang, Jiangsu, Jilin, Liaoning, Nei Mongol, Ningxia, Shaanxi, Shandong, Shanxi, Sichuan, Yunnan, Zhejiang [Japan, Korea, E Russia].
 狼尾花Lysimachia barystachys

狼尾花Lysimachia barystachys

狼尾花Lysimachia barystachys
(责任编辑:徐晔春)

顶一下[2]

踩一下[0]