#NEXUS [!This data set was downloaded from TreeBASE, a relational database of phylogenetic knowledge. TreeBASE has been supported by the NSF, Harvard University, Yale University, SDSC and UC Davis. Please do not remove this acknowledgment from the Nexus file. Generated on September 18, 2025; 22:06 GMT TreeBASE (cc) 1994-2008 Study reference: Zhang L., & He H. 2012. Polystichum fengshanense, sp. nov. (sect. Haplopolystichum, Dryopteridaceae) from karst caves in Guangxi, China based on morphological, palynological, and molecular evidence. Systematic Botany, . TreeBASE Study URI: http://purl.org/phylo/treebase/phylows/study/TB2:S11459] BEGIN TAXA; TITLE Untitled_Block_of_Taxa; DIMENSIONS NTAX=67; TAXLABELS Cyrtogonellum_caducum Cyrtogonellum_falcilobum Cyrtogonellum_fraxinellum Cyrtogonellum_inaequale Cyrtogonellum_xichouense Cyrtomidictyum_faberi Cyrtomidictyum_lepidocaulon Cyrtomidictyum_lepidocaulon_1 Cyrtomium_balansae Cyrtomium_caryotideum Cyrtomium_falcatum Cyrtomium_hookerianum Cyrtomium_lonchitoides Cyrtomium_macrophyllum Cyrtomium_uniseriale Cyrtomium_urophyllum Cyrtomium_yamamotoi Cyrtomium_yunnanense Phanerophlebia_nobilis Phanerophlebia_umbonata Polystichum_acutidens Polystichum_attenuatum Polystichum_auriculum Polystichum_capillipes Polystichum_cavernicola Polystichum_christii Polystichum_chunii Polystichum_craspedosorum_1 Polystichum_craspedosorum_2 Polystichum_deltodon Polystichum_deltodon_2 Polystichum_dielsii Polystichum_erosum Polystichum_erosum_2 Polystichum_fengshanense_5183 Polystichum_fengshanense_5186 Polystichum_formosanum Polystichum_kungianum Polystichum_lonchitis Polystichum_longipaleatum Polystichum_makinoi Polystichum_minutissimum Polystichum_nepalense Polystichum_normale Polystichum_obliquum Polystichum_omeiense Polystichum_perpusillum Polystichum_puteicola Polystichum_speluncicola Polystichum_stenophyllum Polystichum_stenophyllum_1 Polystichum_subacutidens_1 Polystichum_subacutidens_2 Polystichum_subacutidens_3 Polystichum_thomsonii_3 Polystichum_thomsonii_4 Polystichum_thomsonii_4726 Polystichum_thomsonii_4824 Polystichum_thomsonii_710 Polystichum_tiankengicola_08346 Polystichum_tiankengicola_08353 Polystichum_tiankengicola_8380 Polystichum_tripteron Polystichum_tripteron_200 Polystichum_yaanense Polystichum_yaanense_701 Polystichum_yuanum ; END; BEGIN TREES; TITLE MPT_1087_fengshanense; LINK TAXA = Untitled_Block_of_Taxa; TREE PAUP_1 = [&R] ((((((((((((Polystichum_acutidens:6.0,((Polystichum_auriculum,Polystichum_christii):3.0,(Cyrtogonellum_caducum:0.0,Cyrtogonellum_falcilobum:0.0,Cyrtogonellum_xichouense:2.0)):2.0):0.0,(Cyrtogonellum_fraxinellum:0.0,Cyrtogonellum_inaequale):3.0):0.0,Polystichum_obliquum:4.0),(Polystichum_omeiense:3.0,Polystichum_puteicola:15.0):2.0),Polystichum_perpusillum:4.0),Polystichum_yuanum:5.0):0.0,((Polystichum_formosanum:8.0,(Cyrtomium_balansae:0.0,Cyrtomium_uniseriale:0.0):5.0),(Polystichum_normale:6.0,(Polystichum_tripteron,Polystichum_tripteron_200):4.0):5.0),(Polystichum_cavernicola:0.0,Polystichum_fengshanense_5183:0.0,Polystichum_fengshanense_5186:0.0,Polystichum_minutissimum:0.0,Polystichum_speluncicola:0.0):3.0,((Polystichum_subacutidens_2:0.0,Polystichum_subacutidens_1:0.0),Polystichum_subacutidens_3:0.0):3.0,Cyrtomium_hookerianum:9.0):5.0,(Polystichum_deltodon:0.0,Polystichum_deltodon_2:0.0,Polystichum_dielsii:0.0):9.0):2.0,((Cyrtomidictyum_lepidocaulon_1:0.0,Cyrtomidictyum_lepidocaulon:0.0):2.0,Cyrtomidictyum_faberi:6.0):13.0):6.0,((((((Polystichum_capillipes:0.0,Polystichum_erosum_2:0.0,Polystichum_erosum,Polystichum_kungianum:0.0,Polystichum_tiankengicola_8380:0.0):0.0,Polystichum_tiankengicola_08353:0.0):0.0,Polystichum_tiankengicola_08346:0.0),Polystichum_thomsonii_3:0.0):4.0,(Polystichum_craspedosorum_1:0.0,Polystichum_craspedosorum_2:0.0):8.0),(Polystichum_yaanense:0.0,Polystichum_yaanense_701:0.0):3.0):8.0):48.0,((((((Polystichum_attenuatum:0.0,Polystichum_chunii:0.0):6.0,(Polystichum_thomsonii_4726:0.0,Polystichum_thomsonii_4824:0.0,Polystichum_thomsonii_710:0.0,Polystichum_thomsonii_4:0.0):6.0),Polystichum_nepalense:3.0),Polystichum_stenophyllum_1:4.0,Polystichum_makinoi:6.0):0.0,(Polystichum_longipaleatum:3.0,Polystichum_stenophyllum)):2.0,Polystichum_lonchitis:6.0):54.0):2.5,((Phanerophlebia_umbonata:3.0,Phanerophlebia_nobilis:4.0):12.0,(Cyrtomium_lonchitoides:0.0,(Cyrtomium_urophyllum,(Cyrtomium_falcatum:2.0,((Cyrtomium_yamamotoi:3.0,Cyrtomium_macrophyllum),(Cyrtomium_yunnanense:0.0,Cyrtomium_caryotideum):0.0)):2.0):13.0):8.0):2.5); [! TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr44908] END;