%0 Journal Article %A Deden Girmansyah %A Mark Hughes %A Sulistijorini %A Rugayah %A Wisnu H. Ardi %A Tatik Chikmawati %T Six new species of Begonia (Sect. Jackia, Begoniaceae) from Sumatra, Indonesia %D 2022 %J Taiwania %V 67 %N 1 %P 97-109 %U https://taiwania.ntu.edu.tw/abstract/1814 %X Six new species of Begonia sect. Jackia from Sumatra are described and illustrated: B. araneumoides, B. batuphila, B. hijauvenia, B. mursalaensis, B. panjangfolia, and B. perunggufolia. All morphological characters and measurements were observed from living plants in the Bogor Botanical Gardens greenhouse or the wild. Using IUCN criteria, 4 species are considered to be Data Deficient, 1 Vulnerable, and 1 Least Concern. %M doi:10.6165/tai.2022.67.97