轮叶马先蒿Pedicularis verticillata

中文名(Chinese Name):轮叶马先蒿
学名(Scientific Name):Pedicularis verticillata L.
英文名(English Common Name):whorled lousewort
别名(Chinese Common Name):
异名(Synonym):Pedicularis menziesii Benth.  Pedicularis verticillata var. typica H. L. Li  Pedicularis calosantha H. L. Li  Pedicularis stevenii Bunge  Pedicularis sikangensis H. L. Li  Pediculariopsis verticillata (L.) A.& D. Löve
科属(Family & Genus):玄参科(Scrophulariaceae)马先蒿属
形态特征(Description):多年生草本,干时不变黑,高达15-35厘米,有时极低矮。主根多少纺捶形,一般短细,极偶然在多年的植株中肉质变粗,径达6.5毫米,须状侧根不发达;根茎端有三角状卵形至长圆状卵形的膜质鳞片数对。茎直立,在当年生植株中常单条,多年者常自根颈成丛发出,多达7条以上,中央者直立,外方者弯曲上升,下部圆形,上部多少四稜形,具毛线4条。叶基出者发达而长存,柄长达3厘米左右,被疏密不等的白色长毛;叶片长圆形至线状披针形,下面微有短柔毛,羽状深裂至全裂,长2.5-3厘米,裂片线状长圆形至三角状卵形,具不规则缺刻状齿,齿端常有多少白色胼胝,茎生叶下部者偶对生,一般4枚成轮,具较短之柄或几无柄,叶片较基生叶为宽短。花序总状,常稠密,惟最下一二花轮多少疏远,仅极偶然有全部花轮均有间歇;苞片叶状,下部者甚长于花,有时变为长三角状卵形,上部者基部变宽,膜质,向前有锯齿,有白色长毛;萼球状卵圆形,常变红色,口多少狭缩,膜质,具10条暗色脉纹,外面密被长柔毛,长6毫米,前方深开裂,齿常不很明显而偏聚于后方,后方1枚多独立,较小,其前侧方者与后侧方者多合并成一个三角形的大齿,顶有浅缺或无,缘无清晰的锯齿而多为全缘;花冠紫红色,长13毫米,管红在距基部3毫米处以直角向前膝屈,使其上段由萼的裂口中伸出,上段长5-6毫米,中部稍稍向下弓曲,喉部宽约3毫米,下唇约与盔等长或稍长,中裂圆形而有柄,甚小于侧裂,裂片上有时红脉极显著,盔略略镰状弓曲,长5毫米左右,额圆形,无明显的鸡冠状凸起,下缘之端似微有凸尖,但不显著;雄蕊药对离开而不并生,花丝前方一对有毛;花柱稍稍伸出。蒴果形状大小多变,多少披针形,端渐尖,不弓曲,或偶然有全长向下弓曲者,或上线至近端处突然弯下成一钝尖,而后再在下基线前端成一小凸尖,长10-15毫米,宽4-5毫米;种子黑色,半圆形,长1.8毫米,有极细而不显明的纵纹。花期7-8月。
分布(Distribution):广布于北温带较寒地带,我国产东北、内蒙古与河北等处,向西至四川北部及西部。生于海拔2100-3350米的湿润处,在北极则生于海岸及冻原中。
用途(Use):
引自中国植物志英文版:FOC Vol. 18 Page 143   
Pedicularis verticillata Linnaeus, Sp. Pl. 2: 608. 1753.
轮叶马先蒿 lun ye ma xian hao| Scrophulariaceae  | Pedicularis
Herbs perennial, (5--)15--35 cm tall, not drying black. Roots ± fusiform. Stems 1 to more than 7, central erect, outer ascending, with 4 lines of hairs. Leaves usually in whorls of 4. Basal leaves numerous, persistent; petiole to ca. 3 cm, white villous; leaf blade oblong to linear-lanceolate, 2.5--3 X 1--1.2(--1.8) cm, adaxially slightly pubescent, pinnatifid to pinnatisect; segments 6--10 pairs, linear-oblong to triangular-ovate, ± incised-dentate, teeth white and callose. Stem leaves similar to basal leaves but shorter petiolate or ± sessile and leaf blade smaller. Inflorescences racemose, usually dense; bracts leaflike, much longer than flowers basally, white pubescent. Calyx usually red, ovoid, ca. 6 mm, membranous, densely villous, deeply cleft anteriorly; lobes 3--5, unequal, when 3-lobed grouped posteriorly, serrate. Corolla purple, ca. 1.3 cm; tube bent at a right angle basally; galea slightly falcate, ca. 5 mm, rounded in front; lower lip ca. as long as galea, middle lobe much smaller than lateral pair, rounded. Anterior filament pair pubescent. Capsule lanceolate, 1--1.5 cm X 4--5 mm, apiculate. Seeds ca. 1.8 mm. Fl. Jun--Aug, fr. Jul--Sep. 2n = 12 + 0--2f.
Mossy and lichenous tundra, alpine pastures, damp places; 2100--4400 m. Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi, Sichuan, E Xizang [Japan, Russia; arctic highlands, C, N, and S Europe, NW North America]
 轮叶马先蒿Pedicularis verticillata

轮叶马先蒿Pedicularis verticillata

轮叶马先蒿Pedicularis verticillata
(责任编辑:徐晔春)

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