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FOC | Family List | FOC Vol. 12 | Balsaminaceae | Impatiens

145. Impatiens kamtilongensis Toppin, Bull. Misc. Inform. Kew. 1920: 356. 1920.

甘堤龙凤仙花 gan di long feng xian hua

Plants annual, ca. 30 cm tall. Stem erect or ascending from base, succulent, with dense spreading hairs apically. Leaves alternate, petiolate or sessile in upper leaves; petiole 3-5 cm, with glands; leaf blade broadly elliptic to elliptic, 9-12 × 4.5-5.5 cm, both surfaces sparsely pubescent, base attenuate, margin crenate, apex acute. Inflorescences in upper leaf axils, 2- or 3-flowered; peduncles ca. 2 cm, densely pubescent. Pedicels ca. 1.5 cm, densely pubescent, bracteate at base (but appearing as though at middle); bracts persistent, linear, ca. 8 mm, pubescent. Flower yellow, with reddish spots, ca. 3 cm, ca. 4 cm deep. Lateral sepals 2, ovate, ca. 0.9 mm, apex acuminate, pubescent. Lower sepal navicular, limb ca. 1.2 cm deep, outside pubescent, narrowed into a spur ca. 2.4 cm. Upper petal nearly orbicular, ca. 1.4 × 1.8 cm, apex retuse, abaxial midvein conspicuously cristate, crista ca. 4 mm high; lateral united petals ca. 2.5 cm, 2-lobed; basal lobes broadly triangular-obovate, ca. 1.2 × 1.2 cm, apex truncate; distal lobes suborbicular, ca. 1.5 × 1.1 cm, apically obliquely retuse; auricle inflexed, reniform. Filaments linear; anthers ovoid, apex obtuse. Fl. Aug.

Forests; ca. 1100 m. Yunnan (Maguan) [Myanmar].


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