Flora of Sumatra : Vascular plant collection from Batang Toru Forest deposited in ANDA Herbarium
Batang Toru Forest, a region in Tapanuli, North Sumatra harbors incredible species diversity. It is home for the Orangutan species Pongo tapanuliensis. We surveyed 10 sites in Batang Toru Forest, collected 3682 sheets of specimens in 1033 species, consisting of 97 families, and 288 genera. Euphorbiaceae is family with the most species found in Batang Toru forest. Among them, 159 species are listed under IUCN Redlist and six species are protected by the Indonesian government.