Blue Alpine Swertia is a high altitude perennial herb
15-30 cm tall. Flowers are 5-merous, pale blue, 2-3 cm in diameter;
tube 1.5-2 mm, base bearing 5 bundles of yellow hairs; petals
ovate-elliptic, 1.5-2 cm, tip blunt. Nectaries are 2 per petal,
linear-oblong, radially elongated, with hairy fimbriae 2.5-3 mm.
Filaments are 9-10 mm; anthers ellipsoid, 2-2.5 mm. Style is
indistinct; stigma lobes nearly round. Sepals are usually spreading,
oblong-spoon-shaped to elliptic, 6-9 mm, base usually distinctly
contracted into a claw, margin dark brown and slightly curled, tip
rounded. Flower-stalks are spreading, 2.7-7 cm. Flowers are borne in
5-7-flowered raceme. Stems is erect, striped, simple, base sheathed by
blackish remains of old leaf-stalks. Leaves are mostly basal;
leaf-stalk winged, 1.2-3 cm; leaf blade spoon-shaped to obovate,
1.5-3.5 x 0.9-1.2 cm, base narrowed and decurrent into wings of
leaf-stalk, tip rounded, veins 3-7, arcuate. Middle to upper stem
leaves are 2 or 3 pairs, stalkless or short stalked; leaf blade
narrowly elliptic, 2-5.5 cm x 6-11 mm, base narrowed, tip blunt, veins
3-5. Capsules are ovoid-ellipsoid, 0.9-1.2 cm. Seeds brown, almost
spherical, about 2 mm. Blue Alpine Swertia is found in the Himalayas,
from Kumaun to Sikkim, NE India and SE Tibet, at altitudes of 3600-4700
m.
Flowering: September-October.
Identification credit: Amber Srivastava
Photographed in Chamoli, Uttarakhand.
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The flower labeled Blue Alpine Swertia is ...