Classification of Contortae: 7 Families | Dicotyledonae
In this article we will discuss about the classification of Contortae. According to Hutchinson, Contortae consists of seven families:- 1. Oleaceae 2. Loganiaceae 3. Buddlejaceae 4. Gentianaceae 5. Menyanthaceae 6. Apocynaceae 7. Asclepiadaceae. Family # 1. Oleaceae: Oleaceae are trees, shrubs or undershrub's, often scan-dent or twinning. Leaves are opposite, simple or pinnately compound, exstipulate, often pubescent with peltate hairs. [...]