Research Paper
A new species of Begonia (Begoniaceae) from the Gayo Plateau area, Northern Sumatra
Juli T.S. Rezeki, Zulfan Arico, Wendy A. Mustaqim, Deden Girmansyah, Wisnu H. Ardi, Mark Hughes
Published on: 13 July 2025
Page: 470 - 473
DOI: 10.6165/tai.2025.70.470
Abstract
A new species of Begonia section Jackia (Begoniaceae) is described from the Gayo Plateau area, northern Sumatra, Indonesia under the name Begonia antoi Rezeki, Mustaqim, Girm. & Ardi, based on a specimen collected from Samar Kilang, Bener Meriah, Aceh Province. A detailed morphological description, geographical distribution, habitat and ecology, preliminary evaluation of its conservation status, diagnostic and taxonomic notes, and a photo plate are provided.
Keyword: Begonia antoi, Begonia olivacea, Begonia yenyeniae, herb, lowland, section Jackia, Sumatra, taxonomy
Literature Cited
Ardi, W.H., Hughes, M. 2018 Two new species of Begonia from Sumatra. Edinb. J. Bot. 75(3): 297–304.
DOI: 10.1017/S0960428618000136View Article
Google Scholar
Ardi, W.H., Hughes, M. 2010 Begonia droopiae Ardi (Begoniaceae), a new species of Begonia from West Sumatra. Gard. Bull. Singapore 62(1): 19–24.
Gu, C., Peng, C.-I., Turland, N.J. 2007 Begoniaceae. In: Wu, Z.Y., Raven, P.H., Hong, D.Y. (eds) Flora of China (Vol. 13). Science Press & Missouri Botanical Garden, Beijing & St. Louis, Missouri, pp. 153–207.
Girmansyah, D. 2012 Two new species of Begonia (Begoniaceae) from Bukit Tiga Puluh National Park, Riau, Sumatra. Reinwardtia 13(3): 221–315.
Girmansyah, D., Hughes, M., Sulistijorini, Ardi, W.H., Chikmawati, T. 2022 Six new species of Begonia (Sect. Jackia, Begoniaceae) from Sumatra, Indonesia. Taiwania 67(1): 97–109.
DOI: 10.6165/tai.2022.67.97View Article
Google Scholar
Hughes, M., Girmansyah, D. 2011a A revision of Begonia sect. Sphenanthera (Hassk.) Warb. from Sumatra. Gard. Bull. Singapore 62(2): 27–39.
Hughes, M., Girmansyah, D. 2011b Searching for Sumatran Begonia described by William Jack: following in the footsteps of a 19th century Scottish botanist. Gard. Bull. Singapore 63(1 & 2): 83–96.
Hughes, M., Girmansyah, D., Ardi, W.H. 2015 Further discoveries in the ever-expanding genus Begonia (Begoniaceae): fifteen new species from Sumatra. Eur. J. Taxon. 167: 1–40.
DOI: 10.5852/ejt.2015.167View Article
Google Scholar
Hughes, M., Girmansyah, D., Ardi, W.H., Nurainas 2009 Seven new species of Begonia from Sumatra. Gard. Bull. Singapore 61(1): 29–44.
IUCN 2012 IUCN Red List Categories and Criteria: Version 3.1. Second edition. IUCN, Gland and Cambridge, 1–32.
Hughes, M., Moonlight, P.W., Jara-Mu?oz, A., Tebbitt, M.C., Wilson, H.P., Pullan, M. 2015-onwards Begonia Resource Centre. Online database available from http://padme.rbge.org.uk/begonia/. (accessed 5 February 2025).
IUCN Standards and Petitions Committee 2024 Guidelines for Using the IUCN Red List Categories and Criteria. Version 16. Prepared by the Standards and Petitions Subcommittee. Available from: http://www.iucnredlist.org/documents/RedListGuidelines.pdf
Moonlight, P.W., Ardi, W.H., Padilla, L.A., Chung, K.F., Fuller, D., Girmansyah, D., Hollands, R., Jara-Mu?oz, A., Kiew, R., Leong, W.C., Liu, Y,, Mahardika, A., Marasinghe, L.D.K., O’Connor, M., Peng, C.I., P?rez, A.J., Phutthai, T., Pullan, M., Rajbhandary, S., Reynel, C., Rubite, R.R., Sang, J., Scherberich, D., Shui, Y.M., Tebbitt, M.C., Thomas, D.C., Wilson, H.P., Zaini, N.H., Hughes, M. 2018 Dividing and conquering the fastest-growing genus: Towards a natural sectional classification of the mega-diverse genus Begonia (Begoniaceae). Taxon 67(2): 267–323.
DOI: 10.12705/672.3View Article
Google Scholar
Mustaqim, W.A., Saputra, R., Al Farishy, D.D., Tianara, A., Ahmad, R.P.P., Zainudin, Kartonegoro, A., Sitepu, B.S., Randi, A., Ardi, W.H. 2021-onwards Digital Flora of Indonesia. www.indonesiaplants.org (accessed 15 January 2025).
Rubite, R.R., Hughes, M., Alejandro, G.J.D., Peng, C.-I. 2013 Recircumscription of Begonia sect. Baryandra (Begoniaceae): evidence from molecular data. Bot. Stud. 54(1): 38.
DOI: 10.1186/1999-3110-54-38View Article
Google Scholar
Thiers, B. 2024 Index Herbariorum: a global directory of public herbaria and associated staff. New York Botanical Garden’s Virtual Herbarium. https://sweetgum.nybg.org/science/ih/ (accessed 27 December 2024)
Thomas, D.C., Hughes, M., Phuttai, T., Ardi, W.H., Rajbhandary, S., Rubite, R., Twyford, A.D., Richardson, J.E. 2011 West to east dispersal and subsequent rapid diversification of the mega-diverse genus Begonia (Begoniaceae) in the Malesian archipelago. J. Biogeogr. 39(1): 98–113.
DOI: 10.1111/j.1365-2699.2011.02596.xView Article
Google Scholar
Uryu, Y., Purastuti, E., Laumonier, Y., Sunarto., Setiabudi., Budiman, A., Yulianto, K., Sudibyo, A., Hadian, O., Kosasih, D.A., Stuwe, M. 2010 Sumatra’s Forests, their Wildlife and the Climate Windows in Time: 1985, 1990, 2000 and 2009. Jakarta. WWF-Indonesia.