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

12. Impatiens chimiliensis H. F. Comber, Notes Roy. Bot. Gard. Edinburgh. 18: 246. 1934.

高黎贡山凤仙花 gao li gong shan feng xian hua

Plants annual, robust, 75-125 cm tall. Stem erect, naked in lower part, simple. Leaves remote; petiole 1.5-3 cm; leaf blade olivaceous abaxially, green adaxially, ovate or ovate-elliptic, (6-)8-13 × 4.5-7 cm, membranous, setose between teeth, lateral veins 5-7 pairs, base broadly cuneate, margin coarsely crenate-denticulate, apex acuminate or shortly acute. Inflorescences in upper leaf axils, racemes 3-9-flowered; peduncles overtopping leaves, erect or spreading, ca. 14 cm. Pedicels 1.5-2 cm, bracteate at base; bracts persistent, ovate, 5-6 × 2-3 mm, membranous, apex cuspidate. Flowers yellow or purple-tinged, ca. 4 cm deep. Lateral sepals 4; outer 2: broadly ovate, 6-8 × 3-5 mm, apex mucronulate, abaxially not thickened, 3-5-veined; inner 2: lanceolate, ca. 1.2 cm, 3-veined. Lower sepal subglobose or cup-shaped, ca. 2.5 cm deep, ca. 2 cm wide, narrowed into an incurved spur ca. 8 mm; mouth vertical, ca. 2 cm wide, tip acute. Upper petal orbicular, 7-8 mm, apex emarginate, mucronulate, abaxial midvein thickened, narrowly carinate; lateral united petals not clawed, 2.5-3 cm, 2-lobed; basal lobes broadly ovate; distal lobes elliptic-lanceolate, apex obtuse; auricle broad. Filaments linear, ca. 5 mm; anthers ovoid-orbicular, apex obtuse. Ovary fusiform. Capsule linear, ca. 2 cm. Seeds many. Fl. Sep, fr. Oct.

Shaded and humid places at thicket margins, streamsides; ca. 3200 m. SE Xizang (Mêdog), NW Yunnan [Myanmar].


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