长白金莲花Trollius japonicus

中文名(Chinese Name):长白金莲花
学名(Scientific Name):Trollius japonicus Miq.
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):毛茛科(Ranunculaceae)金莲花属
形态特征(Description):植株全部无毛。茎高26-55厘米,疏生2-3个叶。基生叶3-5个,长8-25厘米,有长柄,有时在开花时枯萎;叶片五角形,长2.7-4.5厘米,宽5-9厘米,基部心形,三全裂,中央全裂片菱形,三裂近中部,中央二回裂片菱形,具少数小裂片及小锐牙齿,侧面二回裂片较小,斜三角形,侧全裂片斜扇形,二深裂几达基部,上面深裂片与中全裂片相似并近等大;叶柄长5.5-20厘米,基部具狭鞘。茎下部叶与茎生叶相似,上部叶较小,具鞘状短柄。花单生或2-3朵组成疏松的聚伞花序,直径2.7-3.2厘米;苞片似茎上部叶,渐变小,花梗长2-6厘米;萼片5片,黄色,干时不变绿色,倒卵形或圆倒卵形,顶端圆形,生少数小齿,长1.4-1.6厘米,宽1-1.4厘米;花瓣约9个,与雄蕊近等长,线形,顶端钝,长6-7毫米,宽1毫米;雄蕊长5-7.5毫米,花药长2-3毫米;心皮7-15。蓇葖长达1.1厘米,宽约3毫米,喙长1.5-2毫米;种子椭圆球形,长约1.5毫米,黑色,有光泽,具不明显纵棱。7-8月开花,9月结果。
分布(Distribution):产吉林长白山,生海拔1200-2300米潮湿草坡。在库页岛及日本也有。
引自中国植物志英文版:FOC Vol. 6 Page 141
Trollius japonicus Miquel, Ann. Mus. Bot. Lugduno-Batavi. 3: 6. 1876.
长白金莲花 chang bai jin lian hua| Ranunculaceae  | Trollius
Stems 20--60 cm tall, simple. Basal leaves 3--5; petiole 5.5--20 cm, base narrowly sheathed; leaf blade not green when dried, pentagonal, 2.7--10 × 4--10 cm, base cordate, 3-sect; central segment rhombic, 3-fid, with several lobules and small teeth; lateral segments obliquely flabellate, 2-parted nearly to base. Cauline leaves 3, similar to basal ones. Pedicel 2--6 cm. Flower solitary, or 2 or 3 flowers in a terminal cyme, 2.7--4 cm in diam. Sepals 5--7, yellow, green when dried, obovate or orbicular-obovate, 1.4--1.6 × 1--1.4 cm, several denticulate, apex rounded. Petals 9, linear, subequaling stamens, 6--7 × ca. 1 mm. Stamens 5--7.5 mm. Follicles 7--15, to 1.1 cm × ca. 3 mm; persistent style 1.5--4 mm. Seeds ellipsoid-globose, ca. 1.5 mm. Fl. Jul--Aug, fr. Sep. 2n = 16.
Grassy slopes; 1200--2300 m. E Jilin (Changbai Shan) [Japan].
 长白金莲花Trollius japonicus

长白金莲花Trollius japonicus

长白金莲花Trollius japonicus

长白金莲花Trollius japonicus
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