天目山凤仙花Impatiens tienmushanica Y. L. Chen

别名：天目凤仙花;

科名：凤仙花科 Balsaminaceae

属名：凤仙花属 Impatiens

《中国植物志》第47(2)卷199页
  197. 天目山凤仙花（植物研究）图版56: 1-8
  Impatiens tienmushanica Y. L. Chen, in Bull. Bot. Res. 8 (2): 9. fig. 4. 1988; 浙江植物志4: 95. 1993.
  一年生草本，高40-50厘米，全株无毛。茎直立或上部略弯，疏分枝，基部径5-7毫米；下部节膨大，有数个支柱根和多数纤维状根。叶互生，具柄；叶片膜质，长圆形或卵状椭圆形，长7-12厘米，宽3-5厘米，顶端尾状渐尖，基部宽楔形或近圆形，边缘有圆齿状锯齿，齿端具小尖；侧脉7-9对，弧状弯，叶柄长1.5-3厘米；上部和分枝上的叶较小，具短叶柄或近无柄。总花梗单生于上部叶腋，长3-5厘米，具 (4) 5-7花，总状排列。花较大，淡紫色，长3-3.5厘米，花梗细，长10-15毫米，结果期常伸长，微弯基部有苞片；苞片草质，卵状披针形，长2-3毫米，顶端具腺状小尖，宿存。侧生萼片2宽卵形，长4毫米，宽3毫米，顶端具小尖，3-5脉，背面中肋不增厚。旗瓣近圆形，长8-10毫米，顶端微凹，背面中肋增厚，有明显的龙骨状突起，上端具内弯的尖头。翼瓣具柄，长23毫米，2裂，基部裂片倒卵状长圆形，上部裂片大，斧形，顶端钝，背部有斜三角形反折的小耳。唇瓣漏斗状，长2-2.5厘米；口部近平展，宽15毫米，先端渐尖，基部渐狭成长约10毫米，内弯，顶端2浅裂的距。花丝线形，长3毫米；花药卵圆形，顶端钝。子房纺锤形，直立，顶端短喙尖。蒴果线状纺锤形，长2-2.5厘米，具短喙尖。

《Flora of China》 Vol. 12 (2007)
Impatiens tienmushanica  Y. L. Chen
天目山凤仙花   tian mu shan feng xian hua
Plants annual, 40-50 cm tall, glabrous. Stem erect or slightly curved in upper part, laxly branched, base 5-7 mm in diam., nodes swollen in lower part, with few supporting roots and many fibrous roots. Leaves alternate, petiolate, in upper part smaller, shortly petiolate or subsessile; petiole 1.5-3 cm; leaf blade oblong or ovate-elliptic, 7-12 × 3-5 cm, membranous, lateral veins 7-9 pairs, curved, base broadly cuneate or suborbicular, margin crenate-serrate, teeth mucronulate, apex caudate-acuminate. Inflorescences in upper leaf axils, racemose, (4 or)5-7-flowered; peduncles 3-5 cm. Pedicels 1-1.5 cm, slender, elongate at fruiting, bracteate at base; bracts persistent, ovate-lanceolate, 2-3 mm, herbaceous, apex glandular-mucronulate. Flowers purplish, large, 3-3.5 cm deep. Lateral sepals 2, broadly ovate, ca. 4 × 3 mm, 3-5-veined, apex mucronulate, abaxial midvein not thickened. Lower sepal funnelform, 2-2.5 cm, gradually narrowed into an incurved, 2-fid spur 1-4 cm; mouth subvertical, ca. 1.5 cm wide, tip acuminate. Upper petal suborbicular, 8-10 mm, apex emarginate, curved-mucronulate, abaxial midvein thickened, conspicuously carinate; lateral united petals clawed, ca. 2.3 cm, 2-lobed; basal lobes obovate-oblong; distal lobes dolabriform, large, obtuse; auricle inflexed, triangular. Filaments linear, ca. 3 mm; anthers ovoid, apex obtuse. Ovary erect, fusiform. Capsule linear-fusiform, 2-2.5 cm. Fl. and fr. Aug.
● Forest understories, humid moist stony places; 800-1000 m. Zhejiang.