The genus Parnassia in Vietnam, and a checklist of Vietnamese Celastraceae Author Pham, Ngoc Hoai 0000-0001-9702-2844 Thu Dau Mot University, Thu Dau Mot, Binh Duong, Vietnam. & hoaipn @ tdmu. edu. vn; https: // orcid. org / 0000 - 0001 - 9702 - 2844 hoaipn@tdmu.edu.vn Author Ren, Ming-Xun 0000-0002-4707-2656 Center for Terrestrial Biodiversity of the South China Sea, College of Ecology and Environment, Hainan University, Haikou, China. & renmx @ hainanu. edu. cn; https: // orcid. org / 0000 - 0002 - 4707 - 2656 renmx@hainanu.edu.cn Author Nuraliev, Maxim S. 0000-0001-8291-2633 Department of Higher Plants, Biological Faculty, M. V. Lomonosov Moscow State University, 1, 12, Leninskie Gory, 119234 Moscow, Russia. & Joint Russian-Vietnamese Tropical Scientific and Technological Center, Cau Giay, Hanoi, Vietnam. & max. nuraliev @ gmail. com; https: // orcid. org / 0000 - 0001 - 8291 - 2633 max.nuraliev@gmail.com Author Trinh, Ngoc Bon 0000-0001-7530-8008 Department of Silviculture Foundation and Forest Phytodiversity, Silviculture Research Institute, Vietnamese Academy of Forest Sciences, Hanoi, Vietnam. & trinhngocbon 85 @ gmail. com; https: // orcid. org / 0000 - 0001 - 7530 - 8008 trinhngocbon85@gmail.com Author Nguyen, Tien Dat 0000-0002-8206-8660 Centre for Resources, Environment and Climate Change, Vietnam Union of Science and Technology Associations, Hanoi, Vietnam. & ntdatfuv @ gmail. com; https: // orcid. org / 0000 - 0002 - 8206 - 8660 ntdatfuv@gmail.com Author Ragupathi, Gopi 0000-0001-6594-8300 Department of Botany, Faculty of Science, Annamalai University, Tamil Nadu, India. & suriyagopi @ gmail. com; https: // orcid. org / 0000 - 0001 - 6594 - 8300 suriyagopi@gmail.com Author Pham, Van The 0000-0002-1223-0175 Laboratory of Ecology and Environmental Management, Science and Technology Advanced Institute, Van Lang University, Ho Chi Minh City, Vietnam. & Faculty of Technology, Van Lang University, Ho Chi Minh City, Vietnam. & phamvanthe @ vlu. edu. vn; https: // orcid. org / 0000 - 0002 - 1223 - 0175 phamvanthe@vlu.edu.vn text Phytotaxa 2022 2022-02-28 536 3 213 227 journal article 20327 10.11646/phytotaxa.536.3.2 3d9ea51a-c367-4399-8728-e2570aba515c 1179-3163 6331842 16. Siphonodon Griff. 1(92) Siphonodon celastrineus Griff. (Pitard 1912b, Tardieu-Blot 1948c, Nguyen 2003b, Pham 2003)