东北凤仙花Impatiens furcillata

东北凤仙花Impatiens furcillata

东北凤仙花Impatiens furcillata

中文名(Chinese Name):东北凤仙花
学名(Scientific Name):Impatiens furcillata Hemsl.
英文名(English Common Name):
别名(Chinese Common Name):长距凤仙花
异名(Synonym):
科属(Family & Genus):凤仙花科(Balsaminaceae)凤仙花属
形态特征(Description):一年生草本,高30-70厘米。茎细弱,直立,有分枝或无,上部疏生褐色腺毛或近无毛。叶互生,菱状卵形或菱状披针形,长5-13厘米,宽2.5-5厘米,先端渐尖,基部楔形,边缘有锐锯齿,侧脉7-9对;叶柄长1-2.5厘米。总花梗腋生,长3-5厘米,疏生深褐色腺毛;花3-9朵,排成总状花序;花梗细,基部有1条形苞片;花小,黄色或淡紫色;侧生萼片2,卵形,先端突尖;旗瓣圆形,背面中肋有龙骨突,先端有短喙;翼瓣有柄,2裂,基部裂片近卵形,先端尖,上部裂片较大,斜卵形,尖;唇瓣漏斗状,基部突然延长成螺旋状卷曲的长距;花药钝。蒴果近圆柱形,先端具短喙。
分布(Distribution):产辽宁、吉林、河北及内蒙古,生于海拔700-1050米的山谷河边、林缘或草丛中。朝鲜及俄罗斯也有。
用途(Use):
引自中国植物志英文版FOC Vol. 12 Page 55, 56, 72
Impatiens furcillata Hemsley, J. Linn. Soc., Bot. 23: 101. 1886.
东北凤仙花 dong bei feng xian hua | Balsaminaceae  | Impatiens
Plants annual, 30-70 cm tall. Stem erect, slender, simple or branched, sparsely glandular hairy in upper part. Leaves alternate; petiole 1-2.5 cm; leaf blade rhombic-ovate or rhombic-lanceolate, 5-13 × 2.5-5 cm, lateral veins 7-9 pairs, base cuneate, margin sharply serrate, apex acuminate. Inflorescences axillary, racemose, 3-9-flowered; peduncles 3-5 cm, sparsely dark brown glandular hairy. Pedicels slender, bracteate at base; bracts linear. Flowers yellow or pale purple, small. Lateral sepals 2, ovate, cuspidate. Lower sepal funnelform, abruptly elongated into an involute, long spur. Upper petal orbicular, apex shortly rostellate, abaxial midvein carinate; lateral united petals clawed, 2-lobed; basal lobes subovate, apex acute; distal lobes obliquely ovate, larger, apex acute. Anthers obtuse. Capsule subcylindric. Fl. and fr. unknown.
Forest margins, grasslands in valleys, riversides; 700-1100 m. Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol [Korea, Russia (Far East)].
(责任编辑:徐晔春)

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