biostudies-literatureUnknown262Wu JYSeveral morphological and palynological characteristics-including petiole length, number of anthers, calyx persistence, presence of petaloid sepals, morphology of keel appendages, fruits, seed appendages, and shapes and polarity of pollen-were observed in this study. Five genera and nine species of the family Polygalaceae are recognized in Taiwan, including one new combination, <i>Heterosamara arcuata</i> (Hayata) J.Y. Wu & T.Y.A. Yang, <b>comb. nov.</b> Keys to the genera and species, taxonomic descriptions, tables summarizing characteristics, and photographs of each taxon are also provided.PhytoKeys73-103https://www.ebi.ac.uk/biostudies/studies/S-EPMC12418031biostudies-literatureTaxonomic revision of Polygalaceae (Fabales) in Taiwan.PMC12418031Tzeng HYYang TYAWu JYfalseTaxonomic revision of Polygalaceae (Fabales) in Taiwan.Several morphological and palynological characteristics-including petiole length, number of anthers, calyx persistence, presence of petaloid sepals, morphology of keel appendages, fruits, seed appendages, and shapes and polarity of pollen-were observed in this study. Five genera and nine species of the family Polygalaceae are recognized in Taiwan, including one new combination, <i>Heterosamara arcuata</i> (Hayata) J.Y. Wu & T.Y.A. Yang, <b>comb. nov.</b> Keys to the genera and species, taxonomic descriptions, tables summarizing characteristics, and photographs of each taxon are also provided.2025-01-01T00:00:00Z20252026-04-18T03:19:30.106Z2026-04-18T03:11:23.193ZS-EPMC124180314093302110.3897/phytokeys.262.162234