Hypericum hookerianum - South-Asian Hypericum

South-Asian Hypericum is a shrub up to 1.75 m tall, bushy, round-topped, branches erect to spreading. Stems are red-brown. Leaves are carried on leaf-stalks 1-4 mm, blade narrowly lanceshaped to oblong-lanceshaped or broadly ovate, 2.5-7.8 x 1-3.2 cm, below paler or glaucous. Main lateral veins 3- or 4-paired, without visible tertiary reticulation. Base is narrowly wedge-shaped to somewhat heart-shaped, tip pointed to rounded. Flowers are borne in 1-5-flowered clusters, from apical node. Bracts are deciduous, lanceshaped or narrowly oblong to obovate-spoon-shaped. Flower-stalks are 3-16 mm. Flowers 3-6 cm in diameter, deeply cupped, buds broadly ovoid to nearly spherical, tip broadly blunt to rounded. Sepals are spreading-incurved, obovate or obovate-spoonshaped to circular or elliptic or oblong-elliptic, nearly equal, 5-10 x 4-8 mm. Petals are deep golden to pale yellow, broadly obovate to nearly circular, 1.5-3 x 1.5-2.5 cm, about 3 times as long as sepals, margin entire. Stamen fascicles are each with 60-80 stamens, longest 5-9 mm, 0.25-0.35 times as long as petals. Ovary is broadly ovoid, 5-7 x 4-5 mm; styles 2-4 mm, 0.35-0.7 times as long as ovary, free, gradually outcurved toward tip. Capsule is ovoid to ovoid-conic, 0.9-1.7 cm x 7-12 mm. Seeds are dark reddish brown, 0.7-1 mm. South-Asian Hypericum is found in the Himalayas in Bhutan, NE India, Myanmar, Nepal, N Thailand, N Vietnam, at altitudes of 1900-3400 m. Flowering: April-July.