👉 Ollulanus is a genus of flowering plants in the family Apiaceae, which belongs to the order Rosales and is native to Central Africa. It includes around 50 species, some with only one or two flowers per plant, often appearing on trees or shrubs. Ollulanus are known for their distinctive, oval leaves, which are adapted for growing in shade and can be found in various habitats including woodland, grassland, and rocky areas.