波缘凤仙花Impatiens undulata Y. L. Chen et Y. Q. Lu
波缘凤仙花Impatiens undulata Y. L. Chen et Y. Q. Lu
176. 波缘凤仙花（云南植物研究）图版52: 1-6
Impatiens undulata Y. L. Chen et Y. Q. Lu, in Acta Bot. Yunn. 12 (1): 23. fig. 2. 1990.
草本一年生，高40-100厘米，极光滑无毛。茎直立，上部多分枝。叶互生，在下部有叶柄，在上部无叶柄，叶片卵形或卵圆形，长2-7厘米，宽1.5-5厘米，顶部钝，基圆、截平或心形，边缘波形或钝圆齿，上表面灰绿色，下表面淡绿色，侧脉6-7对。总花梗腋生，长1.4-1.6厘米，常看似叶下生，1-3花。花梗细，长6-7毫米，近中部具一钻状苞片。花黄色，小，宽达1厘米，长可达2厘米。侧生萼片2枚，小，卵圆形，长2-3毫米，宽2毫米。黄色，干时变褐色；旗瓣近圆形，宽3-5毫米，顶部圆，基部截平，背部中脉龙骨状突起，突起宽1-1.5毫米，绿色；翼瓣近无柄，长1.2厘米，基部裂片小，上部裂片大，斧形，顶端下背部有缺刻，背耳狭；唇瓣高脚碟形，长近2厘米，口部近水平，钝，距细，顶部卷曲比檐部长得多。花丝短。长1.0-1.5厘米。药锐尖。蒴果纺锤形，长1.5-1.8厘米，近黑色。花期8-9月。
产四川（峨眉山）。生于林缘或林间草地，海拔1800-2000米。
《Flora of China》 Vol. 12 (2007)
Impatiens undulata Y. L. Chen & Y. Q. Lu
波缘凤仙花 bo yuan feng xian hua
Plants annual, 40-100 cm tall, glabrous. Stem erect, many branched in upper part. Leaves alternate, petiolate in lower part of stem, sessile in upper part of stem; leaf blade pale green abaxially, gray-green adaxially, ovate or ovate-orbicular, 2-4 × 1.5-5 cm, lateral veins 6 or 7 pairs, base rounded, truncate, or cordate, margin undulate or obtusely crenate, apex obtuse. Inflorescences axillary, 1-3-flowered; peduncles 1.4-1.6 cm. Pedicels 6-7 mm, slender, bracteate at middle; bracts subulate. Flowers yellow, small, to 2 cm deep, ca. 1 cm wide. Lateral sepals 2, yellow, turning brown when dry, ovate-orbicular, small, 2-3 × ca. 2 mm. Lower sepal salver-shaped, ca. 2 cm, gradually narrowed into spur; spur ca. 2 cm, longer than limb, slender, apex incurved; mouth subvertical, obtuse. Upper petal suborbicular, 3-5 mm, base truncate, apex rounded, abaxial midvein carinate, green; lateral united petals ± clawed, ca. 1.2 cm, 2-lobed; basal lobes small; distal lobes dolabriform, large, apically retuse; auricle inflexed, narrow. Filaments short, 1-1.5 mm; anthers acute. Capsule nearly black, fusiform, 1.5-1.8 cm. Fl. and fr. Aug-Sep.
● Forest margins, grasslands between forests; 1800-2000 m. Sichuan (Dujiang Yan, Emei Shan).
科名：凤仙花科 Balsaminaceae
属名：凤仙花属 Impatiens
176. 波缘凤仙花（云南植物研究）图版52: 1-6
Impatiens undulata Y. L. Chen et Y. Q. Lu, in Acta Bot. Yunn. 12 (1): 23. fig. 2. 1990.
草本一年生，高40-100厘米，极光滑无毛。茎直立，上部多分枝。叶互生，在下部有叶柄，在上部无叶柄，叶片卵形或卵圆形，长2-7厘米，宽1.5-5厘米，顶部钝，基圆、截平或心形，边缘波形或钝圆齿，上表面灰绿色，下表面淡绿色，侧脉6-7对。总花梗腋生，长1.4-1.6厘米，常看似叶下生，1-3花。花梗细，长6-7毫米，近中部具一钻状苞片。花黄色，小，宽达1厘米，长可达2厘米。侧生萼片2枚，小，卵圆形，长2-3毫米，宽2毫米。黄色，干时变褐色；旗瓣近圆形，宽3-5毫米，顶部圆，基部截平，背部中脉龙骨状突起，突起宽1-1.5毫米，绿色；翼瓣近无柄，长1.2厘米，基部裂片小，上部裂片大，斧形，顶端下背部有缺刻，背耳狭；唇瓣高脚碟形，长近2厘米，口部近水平，钝，距细，顶部卷曲比檐部长得多。花丝短。长1.0-1.5厘米。药锐尖。蒴果纺锤形，长1.5-1.8厘米，近黑色。花期8-9月。
产四川（峨眉山）。生于林缘或林间草地，海拔1800-2000米。
《Flora of China》 Vol. 12 (2007)
Impatiens undulata Y. L. Chen & Y. Q. Lu
波缘凤仙花 bo yuan feng xian hua
Plants annual, 40-100 cm tall, glabrous. Stem erect, many branched in upper part. Leaves alternate, petiolate in lower part of stem, sessile in upper part of stem; leaf blade pale green abaxially, gray-green adaxially, ovate or ovate-orbicular, 2-4 × 1.5-5 cm, lateral veins 6 or 7 pairs, base rounded, truncate, or cordate, margin undulate or obtusely crenate, apex obtuse. Inflorescences axillary, 1-3-flowered; peduncles 1.4-1.6 cm. Pedicels 6-7 mm, slender, bracteate at middle; bracts subulate. Flowers yellow, small, to 2 cm deep, ca. 1 cm wide. Lateral sepals 2, yellow, turning brown when dry, ovate-orbicular, small, 2-3 × ca. 2 mm. Lower sepal salver-shaped, ca. 2 cm, gradually narrowed into spur; spur ca. 2 cm, longer than limb, slender, apex incurved; mouth subvertical, obtuse. Upper petal suborbicular, 3-5 mm, base truncate, apex rounded, abaxial midvein carinate, green; lateral united petals ± clawed, ca. 1.2 cm, 2-lobed; basal lobes small; distal lobes dolabriform, large, apically retuse; auricle inflexed, narrow. Filaments short, 1-1.5 mm; anthers acute. Capsule nearly black, fusiform, 1.5-1.8 cm. Fl. and fr. Aug-Sep.
● Forest margins, grasslands between forests; 1800-2000 m. Sichuan (Dujiang Yan, Emei Shan).