Impatiens nyimana Marquand & Airy-Shaw

Plants annual, 20-60 cm tall. Stem robust, simple or branched, glabrous or subglabrous in lower part, densely or sparsely yellow-brown long hairy in upper part. Leaves alternate, shortly petiolate or upper leaves subsessile; petiole 3-7 mm, basally glandular; leaf blade ovate or ovate-lanceolate, 4-10 × 2.5-4 cm, membranous, abaxially or only veins sparsely pubescent, setose between teeth, adaxially sparsely strigose, lateral veins 7-9 pairs, base cuneate, attenuate into petiole, margin slightly coarsely crenate, apex acuminate, rarely caudate-acuminate. Inflorescences axillary or terminal, (1 or)2-5-flowered; peduncles shorter than leaves, slender, sparsely pubescent or subglabrous. Pedicels 1-1.2 cm, bracteate at base; bracts ovate-lanceolate, 3-5 mm, apex acuminate. Flowers spreading, yellowish or white, throat yellow, red-brown spotted, to 2.8 cm. Lateral sepals 2, ovate or ovate-lanceolate, ca. 5 mm, apex mucronulate. Lower sepal saccate-funnelform, limb 1.5-1.8 cm deep, abruptly narrowed into a curved, short spur. Upper petal orbicular, apex curved cuspidate, abaxial midvein not thickened; lateral united petals not clawed; basal lobes suborbicular; distal lobes dolabriform. Anthers obtuse. Capsule linear, ca. 2.5 cm. Fl. Jun-Sep.

E Xizang.

● Forest understories beside water, grasslands in valleys; 2400-3500 m.

Impatiens nyimana adalah spesies tumbuhan yang tergolong ke dalam famili Balsaminaceae. Spesies ini juga merupakan bagian dari ordo Ericales. Spesies Impatiens nyimana sendiri merupakan bagian dari genus Impatiens. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh C.Marquand & Airy Shaw.

Impatiens nyimana là một loài thực vật có hoa trong họ Bóng nước. Loài này được C. Marquand & Airy Shaw mô tả khoa học đầu tiên năm 1929.

米林凤仙花（学名：Impatiens nyimana）为凤仙花科凤仙花属的植物，是中国的特有植物。分布于中国大陆的西藏等地，生长于海拔2,380米至3,500米的地区，常生长在山谷草丛及林下水边，目前尚未由人工引种栽培。