Hypericaceae or the St. John’s Wort Family of plants is from the order of Malpighiales. There are 9 genera and about 700 species in this family. Most of the plants are tropical except for one or two. They are annuals, perennials, and shrubs.
Hypericaceae members have leaves that are simple and entire, and opposite. The leaves are sometimes spotted. Hypericaceae inflorescence is usually clusters of branched flat-top flowers. Each flower being radially symmetrical. They have four or five sepals and petals. They have many stamens, sometimes fused. They have long filament stamens. The ovaries are superior. Hypericaceae fruits are dehiscent capsules. They split open and usually have black seeds inside.
Many of the Hypericaceae members have pharmaceutical value, They contain naphtodianthrone and pseudohypericin. St John’s Wort probably one of the most prominent members is used in traditional medicine.
The Hypericaceae family genera includes: