#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 19, 2025; 9:54 GMT

TreeBASE (cc) 1994-2008

Study reference:
Cox P., & Urbatsch L. 1990. A phylogenetic analysis of the coneflower genera (Asteraceae:
Heliantheae). Systematic Botany, 15: 394-402.

TreeBASE Study URI:  http://purl.org/phylo/treebase/phylows/study/TB2:S150]

BEGIN TAXA;
        TITLE  'Rudb, Eclip, & Helia';
        DIMENSIONS NTAX=14;
        TAXLABELS
            Acmella
            Balsamorhiza
            Dracopis
            Echinacea
            Helianthella
            Helianthus
            Outgroup_to_Rudbeckiinae
            Ratibida
            Rudbeckia
            Rudbeckia_sect._Laciniata
            Rudbeckia_sect._Macrocline
            Verbesina
            Viguiera
            Wyethia
            ;
END;

BEGIN TREES;
      TITLE Tb4873;
      LINK TAXA = 'Rudb, Eclip, & Helia';
      TREE Fig._2 = [&R] (Outgroup_to_Rudbeckiinae,(((Viguiera,((Dracopis,((Echinacea,Rudbeckia_sect._Macrocline),(Rudbeckia,Rudbeckia_sect._Laciniata))),Ratibida)Rudbeckiinae),Helianthus),(Acmella,(((Balsamorhiza,Wyethia),Helianthella),Verbesina))Ecliptinae));
[!  TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr283]


END;