The National Botanical Garden of Bangladesh, also referred to as Bangladesh National Herbarium, is the largest plant conservation center in Bangladesh, with an area of around 84 hectares (210 acres). It is located at Mirpur in Dhaka, beside the Dhaka Zoo. It was establishes in 1961. It is one of the greatest botanical gardens of Bangladesh and a tourist destination. Baldha Garden in the Wari area of Dhaka is administratively part of the National Garden.
A modern vegetative propagation arrangement and a tissue culture laboratory have been established in the garden for propagation of rare species. Initially, tissue culture of orchids and other rare species have been adopted. Besides, a huge rose garden, criss-crossing lake, watch deck, artificial water fall, bridge over the lake and above all the thousands of migratory birds in winter are the main attractions of the National Botanical Garden.
Bangladesh National Herbarium's collection of plant and tree species is large.The garden houses about 56,000 individual of trees, herbs, and shrubs including huge collection of aquatic plants. Rare and exotic plant species in the garden include:
- Anthurium (Anthurium crystallinum)
- Camphor (Cinamomum camphora)
- Rabbit fern (Davallia canariensis)
- Dambia (Dombeya spectabilis)
- White rangan (Ixora superba)
- Little mussanda (Mussaenda luteola)
- Victoria amazonica
- Harhjora (Vitis quadrangularis)
- African tulip tree (Spathodea campanulata)
- Sambucuas (Sambucus nigra)
- White Chandan (Santalum album).