距萼过路黄Lysimachia crista-galli

中文名(Chinese Name):距萼过路黄
学名(Scientific Name):Lysimachia crista-galli Pamp. ex Hand.-Mazz.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):报春花科(Primulaceae)珍珠菜属
形态特征(Description):茎纤细,平铺延伸,节上常发出不定根,长15-45厘米,近圆柱形,被褐色近无柄腺体,无毛或被铁锈色多细胞柔毛,节间长1-3厘米,单一或基部有分枝。叶对生,阔心状卵圆形至近圆形,长1-3厘米,先端稍锐尖或圆钝,基部心形缺口张开,上面深绿色,下面淡绿色,两面密布黑色腺条和腺点,被糙伏毛或有时近于无毛;叶柄长为叶片的1/5-1/2。花单生于茎上部叶腋;花梗长1.5-3厘米,密被无柄腺体,有黑色长腺条,果时稍下弯;花萼长4-5毫米,分裂近达基部,裂片长圆状披针形,先端钝,边缘膜质,背面具鸡冠状翅;翅宽约1.5毫米,无毛,散布黑色腺条和腺点,基部下延成长约1毫米的距;花冠黄色,长10-11毫米,基部合生部分长约3毫米,裂片长圆形,顶端稍钝或微凹,密布黑色长腺条;花丝长6-7毫米,下半部合生成筒;花药长圆形,长约1.5毫米;子房无毛,花柱长约6毫米。蒴果球形,褐色,直径约3毫米。花期5-6月;果期6-7月。
分布(Distribution):产四川、湖北和陕西,生于海拔1000-1600米溪沟旁。
引自中国植物志英文版:FOC Vol. 15 Page 69     
Lysimachia crista-galli Pampanini ex Handel-Mazzetti, Notes Roy. Bot. Gard. Edinburgh. 16: 98. 1928.
距萼过路黄 ju e guo lu huang| Primulaceae  | Lysimachia
Herbs perennial, 15--45 cm tall. Stems procumbent, simple or branched from base, glabrous or rust-colored pilose. Leaves opposite; petiole 1/5--1/2 as long as leaf blade; leaf blade broadly ovate to suborbicular, 1--3 X 0.9--2.6 cm, strigillose or occasionally glabrescent, densely black glandular striate and punctate, base cordate, apex subacute to obtuse. Pedicel slightly recurved in fruit, 1.5--3 mm, glandular puberulous. Flowers solitary, in axils of upper leaves. Calyx lobes oblong-lanceolate, 4--5 mm, black glandular striate and punctate, decurrent at base, forming a ca. 1 mm long spur, hyaline margined, apex obtuse, cristate; crest ca. 1.5 mm wide. Corolla yellow; tube ca. 3 mm; lobes oblong, 7--8 mm, densely black glandular striate, apex obtuse to obscurely emarginate. Filaments 6--7 mm, lower 1/2 connate into a tube; anthers oblong, dorsifixed, opening by lateral slits, ca. 1.5 mm. Ovary glabrous; style ca. 6 mm. Capsule subglobose, ca. 3 mm in diam. Fl. May-Jun.
  • Streamsides; 1000--1600 m. NW Hubei, S Shaanxi, E Sichuan.
 距萼过路黄Lysimachia crista-galli

距萼过路黄Lysimachia crista-galli
 
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