#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; 19:10 GMT

TreeBASE (cc) 1994-2008

Study reference:
Simurda M., Marshall D., & Knox J. 2005. Phylogeography of the narrow endemic, Helenium
virginicum (Asteraceae), based upon ITS sequence comparisons. Systematic
Botany, null.

TreeBASE Study URI:  http://purl.org/phylo/treebase/phylows/study/TB2:S1368]

BEGIN TAXA;
        TITLE  'Maximum-likelihood (ML)';
        DIMENSIONS NTAX=25;
        TAXLABELS
            Helenium_amarum
            Helenium_autumnale_AFMO
            Helenium_autumnale_BSP
            Helenium_autumnale_FRC
            Helenium_autumnale_GI
            Helenium_autumnale_JT
            Helenium_autumnale_MFA
            Helenium_autumnale_NG
            Helenium_autumnale_OO
            Helenium_autumnale_PFM
            Helenium_autumnale_POM_4
            Helenium_autumnale_SFWV
            Helenium_autumnale_WL
            Helenium_autumnale_YPC_2
            Helenium_bigelovii
            Helenium_flexuosum_BL
            Helenium_flexuosum_CHS
            Helenium_flexuosum_DC
            Helenium_flexuosum_PLT
            Helenium_flexuosum_YPC_2
            Helenium_virginicum_FLD
            Helenium_virginicum_GROT_1
            Helenium_virginicum_GROT_3
            Helenium_virginicum_GRV
            Helenium_virginicum_RX
            ;
END;

BEGIN TREES;
      TITLE Tb7344;
      LINK TAXA = 'Maximum-likelihood (ML)';
      TREE Fig._2 = [&R] (Helenium_amarum,Helenium_bigelovii,((((Helenium_virginicum_GROT_1,Helenium_virginicum_GROT_3,Helenium_virginicum_FLD,Helenium_virginicum_GRV,Helenium_virginicum_RX,Helenium_autumnale_POM_4)Virginicum_Group,Helenium_autumnale_OO),(Helenium_autumnale_NG,Helenium_autumnale_WL,Helenium_autumnale_BSP,Helenium_autumnale_YPC_2,Helenium_autumnale_PFM,Helenium_autumnale_MFA,Helenium_autumnale_FRC,Helenium_autumnale_GI,Helenium_autumnale_AFMO,(Helenium_autumnale_SFWV,Helenium_autumnale_JT))Autumnale_Group),(Helenium_flexuosum_BL,Helenium_flexuosum_CHS,Helenium_flexuosum_PLT,Helenium_flexuosum_DC,Helenium_flexuosum_YPC_2)Flexuosum_Group));
[!  TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr2141]


END;