Part I- Tropical Mangrove Forests of Sunderbans and Andamans, Part II- A comprehensive survey of Epiphytes, Part III- Tropical and Temperate Linas, Climbers and Shrubby climbers, Part IV- Eco-botanical survey of Tropical and Temperate Grasses and sedges, Part V- Eco-botanical survey of Tropical and Temperate Monocotyledons (Except Orchids, Grasses and Seeds)