Hypericum sect. Sampsonia
Hypericum" sect. "Sampsonia is a small section of plants in the genus "Hypericum". It comprises only two species, both endemic to eastern Asia: "Hypericum sampsonii" and "Hypericum assamicum". They are perennial herbs, the stem bases sometimes becoming woody, growing up to tall. They have black glands on the leaves, petals, anthers, and usually the sepals. The leaves are opposite and perfoliate with entire margins. They have 5 sepals, 5 yellow petals, 3 styles, and numerous stamens.