Abstract:Studying Thelypteridaceae in Phia Oac - Phia Den National Park in Cao Bang province, the authors determined that the family Thelypteridaceae includes 8 genera and 12 species. Compared with previous studies, the number of species belonging to the family Thelypteridaceae has increased by 3 species. In addition, the authors have updated the correct nomenclature name of a number of species in the family Thelypteridaceae. Pronephrium is genus with the largest number of species with 4 species (accounting for 33.3%),… Show more
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