The Australian National Botanic Gardens (ANBG) is a heritage-listed botanical garden located in , Canberra, in the Australian Capital Territory, Australia. Established in 1949, the Gardens is administered by the Australian Government's Department of Agriculture, Water and the Environment. The botanic gardens was added to the Commonwealth Heritage List on 22 June 2004. The botanic gardens is the largest living collection of native Australian flora. The mission of the ANBG is to "study and promote Australia's flora". The gardens maintains a wide variety of botanical resources for researchers and cultivates native plants threatened in the wild. The herbarium code for the Australian National Botanic Gardens is CANB. History When Canberra was being planned in the 1930s, the establishment of the gardens was recommended in a report in 1933 by the Australian Capital Territory Advisory Council. In 1935, The Dickson Report set forth a framework for their development. A large site for the gardens was set aside on Black Mountain. In September 1949, the ceremonial planting of the first trees by Prime Minister Ben Chifley and Sir Edward Salisbury, director of Kew Gardens, took place. Development of the site, facilities and collection progressed and the Gardens were officially opened in October 1970 by Prime Minister John Gorton. To celebrate the Gardens' 50th anniversary in 2020, a new Banksia garden was added, showcasing a wide selection of the over-170 Banksia species spread across the coasts and hinterland of most of mainland Australia and Tasmania. The Gardens has tenure over on Black Mountain. Approximately are currently developed as the Botanic Gardens. Plans for the development of the remaining land are on hold until funds are available. Collection The gardens is organised in thematic sections; plants are grouped by shared taxonomy or are presented in ecological groupings that exist in nature. More than 5,500 species are cultivated. Displays include: Rainforest Gully, featuring plants for the rainforests of Eastern Australia Rock Garden, a display of plants which occur in habitats from the desert to alpine areas Sydney Region Flora, a display of the divers flora endemic to the sandstone formations of the Sydney basin Mallee Plants, the mallees is the name given to multi-stemmed eucalypts and the shrubs and grasses associated with them Banksias, waratahs and grevilleas (family Proteaceae) Callistemon, Leptospermum and Melaleuca (family Myrtaceae) The Eucalypt Lawn, features about one fifth of Australian eucalypt species Wattles (Genus Acacia) Physical description The area is located