{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["45(2)"],"submitter":["Yang B"],"pubmed_abstract":["Two new species of <i>Polyalthiopsis</i> (Annonaceae), <i>P. nigra</i> Y.H. Tan & Bin Yang from Guangxi and Yunnan Provinces and <i>P. xui</i> Y.H. Tan & Bin Yang from Yunnan Province, are described and illustrated. <i>P. nigra</i> is morphologically similar to <i>P. chinensis</i> in having narrowly elliptic-oblong, lemon to yellowish green petals, but differs by having obovoid monocarps, a higher number of leaf secondary veins, leaf blades usually widest above the middle, and a lower ratio of leaf blade length to width. <i>P. xui</i> is morphologically similar to <i>P. floribunda</i> in having axillary inflorescences, 1-3(-4) flowers, elliptic leaves, and elliptic-ovate petals, but differs in the numbers of carpels per flower and ovules per carpel. The molecular phylogenetic analysis usin"],"journal":["Plant diversity"],"pagination":["185-198"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10105080"],"repository":["biostudies-literature"],"pubmed_title":["Two new species of <i>Polyalthiopsis</i> (Annonaceae) based on morphological characters and phylogenetic evidence, with a supplementary description of <i>P. chinensis</i> from China."],"pmcid":["PMC10105080"],"pubmed_authors":["Yang RJ","Yang B","Zuo YJ","Deng M","Li JY","Ding HB","Tan YH","Xiao CF"],"additional_accession":[]},"is_claimable":false,"name":"Two new species of <i>Polyalthiopsis</i> (Annonaceae) based on morphological characters and phylogenetic evidence, with a supplementary description of <i>P. chinensis</i> from China.","description":"Two new species of <i>Polyalthiopsis</i> (Annonaceae), <i>P. nigra</i> Y.H. Tan & Bin Yang from Guangxi and Yunnan Provinces and <i>P. xui</i> Y.H. Tan & Bin Yang from Yunnan Province, are described and illustrated. <i>P. nigra</i> is morphologically similar to <i>P. chinensis</i> in having narrowly elliptic-oblong, lemon to yellowish green petals, but differs by having obovoid monocarps, a higher number of leaf secondary veins, leaf blades usually widest above the middle, and a lower ratio of leaf blade length to width. <i>P. xui</i> is morphologically similar to <i>P. floribunda</i> in having axillary inflorescences, 1-3(-4) flowers, elliptic leaves, and elliptic-ovate petals, but differs in the numbers of carpels per flower and ovules per carpel. The molecular phylogenetic analysis usin","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Mar","modification":"2026-07-14T22:22:28.462Z","creation":"2025-04-07T01:27:39.02Z"},"accession":"S-EPMC10105080","cross_references":{"pubmed":["37069923"],"doi":["10.1016/j.pld.2022.05.001"]}}