耳叶凤仙花Impatiens delavayi Franch.
耳叶凤仙花Impatiens delavayi Franch.
173．耳叶凤仙花（植物分类学报）图版50: 1-6
Impatiens delavayi Franch. in Bull. Soc. Bot. France 33: 445. 1886, et Pl. Delav. 117. 1889; W. Smith. in Journ. Linn. Soc. Bot. 36: 485. 1905; Hook. f. in Nouv. Arch. Mus. Nat. Hist. Paris, ser 4, 10: 266. Pl. 4. 1908; Hand. -Mazz. Symb. Sin. 7: 653. 1933; Y. L. Chen in Acta Phytotax. Sin. 16 (2): 43. 1978 in clavi; 云南种子植物名录上册: 302. 1984. 西藏植物志3: 197. fig. 84. 1986; 横断山区维管植物上册1144. 1993.
一年生草本，高30-40厘米。茎细弱，直立，分枝或不分枝，全株无毛。叶互生，下部和中部叶具柄，宽卵形或卵状圆形，长3-5厘米，宽1-2厘米，薄膜质，顶端钝；基部急狭成长2-3厘米的细柄，上部叶无柄或近无柄，长圆形，基部心形，稍抱茎，边缘有粗圆齿，齿间有小刚毛，侧脉4-6对，无毛。总花梗纤细，长2-3厘米，生于茎枝上部叶腋，具1-5花；花梗细短，花下部仅有1卵形的苞片；苞片宿存。花较大，长约2-3厘米，淡紫红色或污黄色；侧生萼片2，斜卵形或卵圆形，顶端尖、不等侧；旗瓣圆形，兜状，背面中肋圆钝；翼旗基部楔形，基部裂片小近方形，上部裂片大，斧形，急尖，背面具大小耳；唇瓣囊状，基部急狭成内弯的短距，距端2浅裂花药钝。蒴果线形，长3-4厘米。种子椭圆状长圆形，褐色，具瘤状突起。花期7-9月。
产云南（宁蒗、洱源、大理、丽江、中甸、德钦、维西、贡山、昭通等）、四川西南部（木里、稻城、乡城、盐源、甘洛、冕宁、会理）、西藏东南部（察隅）。生于山麓、溪边、山沟水边或冷杉林或高山栎林下，海拔3400-4200米。模式标本采自云南洱源。
《Flora of China》 Vol. 12 (2007)
Impatiens delavayi Franchet
耳叶凤仙花 er ye feng xian hua
Plants annual, 30-40 cm tall. Stem erect, slender, branched or simple, glabrous. Leaves alternate. Lower and middle leaves petiolate; petiole 2-3 cm, slender; leaf blade broadly ovate or ovate-orbicular, 3-5 × 1-2 cm, thinly membranous, base abruptly attenuate into petiole, apex obtuse. Upper leaves sessile or subsessile, oblong, glabrous, setose between teeth, lateral veins 4-6 pairs, glabrous, base cordate, slightly amplexicaul, margin coarsely crenate. Inflorescences in upper leaf axils 1-5-flowered; peduncles 2-3 cm, slender. Pedicels slender, bracteate below flowers; bracts persistent, ovate. Flowers purplish or dirty yellow, large, 2-3 cm deep. Lateral sepals 2, obliquely ovate or ovate-orbicular, inequilateral, apex acute. Lower sepal saccate, abruptly narrowed into an incurved spur; spur short, shallowly 2-fid. Upper petal cucullate, orbicular, abaxial midvein thickened, slightly cristate middle; lateral united petals 2-lobed; basal lobes subtetragonous, small; distal lobes dolabriform, large, apex acute; auricle large. Anthers obtuse. Capsule linear, 3-4 cm. Seeds brown, elliptic-oblong, tuberculate. Fl. Jul-Sep.
● Abies or Quercus forests, by streams, along canals; 3400-4200 m. SW Sichuan, SE Xizang, Yunnan.
别名：凤仙花;耳叶凤仙;水金凤;指甲花;
科名：凤仙花科 Balsaminaceae
属名：凤仙花属 Impatiens
173．耳叶凤仙花（植物分类学报）图版50: 1-6
Impatiens delavayi Franch. in Bull. Soc. Bot. France 33: 445. 1886, et Pl. Delav. 117. 1889; W. Smith. in Journ. Linn. Soc. Bot. 36: 485. 1905; Hook. f. in Nouv. Arch. Mus. Nat. Hist. Paris, ser 4, 10: 266. Pl. 4. 1908; Hand. -Mazz. Symb. Sin. 7: 653. 1933; Y. L. Chen in Acta Phytotax. Sin. 16 (2): 43. 1978 in clavi; 云南种子植物名录上册: 302. 1984. 西藏植物志3: 197. fig. 84. 1986; 横断山区维管植物上册1144. 1993.
一年生草本，高30-40厘米。茎细弱，直立，分枝或不分枝，全株无毛。叶互生，下部和中部叶具柄，宽卵形或卵状圆形，长3-5厘米，宽1-2厘米，薄膜质，顶端钝；基部急狭成长2-3厘米的细柄，上部叶无柄或近无柄，长圆形，基部心形，稍抱茎，边缘有粗圆齿，齿间有小刚毛，侧脉4-6对，无毛。总花梗纤细，长2-3厘米，生于茎枝上部叶腋，具1-5花；花梗细短，花下部仅有1卵形的苞片；苞片宿存。花较大，长约2-3厘米，淡紫红色或污黄色；侧生萼片2，斜卵形或卵圆形，顶端尖、不等侧；旗瓣圆形，兜状，背面中肋圆钝；翼旗基部楔形，基部裂片小近方形，上部裂片大，斧形，急尖，背面具大小耳；唇瓣囊状，基部急狭成内弯的短距，距端2浅裂花药钝。蒴果线形，长3-4厘米。种子椭圆状长圆形，褐色，具瘤状突起。花期7-9月。
产云南（宁蒗、洱源、大理、丽江、中甸、德钦、维西、贡山、昭通等）、四川西南部（木里、稻城、乡城、盐源、甘洛、冕宁、会理）、西藏东南部（察隅）。生于山麓、溪边、山沟水边或冷杉林或高山栎林下，海拔3400-4200米。模式标本采自云南洱源。
《Flora of China》 Vol. 12 (2007)
Impatiens delavayi Franchet
耳叶凤仙花 er ye feng xian hua
Plants annual, 30-40 cm tall. Stem erect, slender, branched or simple, glabrous. Leaves alternate. Lower and middle leaves petiolate; petiole 2-3 cm, slender; leaf blade broadly ovate or ovate-orbicular, 3-5 × 1-2 cm, thinly membranous, base abruptly attenuate into petiole, apex obtuse. Upper leaves sessile or subsessile, oblong, glabrous, setose between teeth, lateral veins 4-6 pairs, glabrous, base cordate, slightly amplexicaul, margin coarsely crenate. Inflorescences in upper leaf axils 1-5-flowered; peduncles 2-3 cm, slender. Pedicels slender, bracteate below flowers; bracts persistent, ovate. Flowers purplish or dirty yellow, large, 2-3 cm deep. Lateral sepals 2, obliquely ovate or ovate-orbicular, inequilateral, apex acute. Lower sepal saccate, abruptly narrowed into an incurved spur; spur short, shallowly 2-fid. Upper petal cucullate, orbicular, abaxial midvein thickened, slightly cristate middle; lateral united petals 2-lobed; basal lobes subtetragonous, small; distal lobes dolabriform, large, apex acute; auricle large. Anthers obtuse. Capsule linear, 3-4 cm. Seeds brown, elliptic-oblong, tuberculate. Fl. Jul-Sep.
● Abies or Quercus forests, by streams, along canals; 3400-4200 m. SW Sichuan, SE Xizang, Yunnan.
