Impatiens tayemonii Hayata

Plants erect, 25-50 cm tall. Stem terete, branched in upper part; branches ascending. Leaves alternate; petiole 0.5-2.5 cm; leaf blade lanceolate-elliptic, 4-10 × 1.3-3 cm, membranous, glabrous, lateral veins 4 or 5 pairs, base cuneate-obtuse or attenuate, margin crenate, teeth emarginate or truncate, mucronulate, apex acuminate. Flowers solitary, rarely 2; peduncles recurved, 1.5-4.5 cm, slender. Pedicels 2-bracteate above middle; bracts linear or ovate, 2-4 mm. Flowers yellow, pink or reddish spotted. Lateral sepals 2, ovate-orbicular, 6.5-7 mm, 7- or 8-veined, apex mucronulate. Lower sepal broadly funnelform, 1.5-2 cm deep, abruptly constricted into a spur; spur incurved, ca. 2.5 cm, 2-lobed; mouth vertical, ca. 6 mm wide, tip cuspidate. Upper petal suborbicular, ca. 1.1 cm, apex rostellate, abaxial midvein thickened, cristate; lateral united petals clawed, 1.5-2 cm, 2-lobed; basal lobes ovate, narrow, apex with a long filamentous hair; distal lobes dolabriform, apex obtuse. Filaments flattened, 4-4.5 mm; anthers ovoid, apex obtuse. Ovary fusiform, ca. 4.5 mm. Capsule linear, ca. 2.2 cm. Seeds many, oblong, ca. 3 mm, glabrous. Fl. Jul-Aug.

Taiwan.

● Understories of coniferous forests, shaded wet places; 1700-3000 m.

Impatiens tayemonii adalah spesies tumbuhan yang tergolong ke dalam famili Balsaminaceae. Spesies ini juga merupakan bagian dari ordo Ericales. Spesies Impatiens tayemonii sendiri merupakan bagian dari genus Impatiens. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Hayata.

Impatiens tayemonii là một loài thực vật có hoa trong họ Bóng nước. Loài này được Hayata mô tả khoa học đầu tiên năm 1916.

关雾凤仙花（学名：Impatiens tayemonii）为凤仙花科凤仙花属的植物，为台灣的特有植物。分布于台灣本島，生长于海拔1,700米至3,000米的地区，多生在松林下阴潮湿处，目前尚未由人工引种栽培。