#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; 6:06 GMT

TreeBASE (cc) 1994-2008

Study reference:
Ayers T. 1990. Systematics of Heterotoma (Campanulaceae) and the evolution of nectar
spurs in the New World Lobelioideae. Systematic Botany, 15: 296-327.

TreeBASE Study URI:  http://purl.org/phylo/treebase/phylows/study/TB2:S87]

[ The following blocks are input data for analysis step 25 ]
BEGIN TAXA;
        TITLE  TaxaForAnalysisStep25;
        DIMENSIONS NTAX=7;
        TAXLABELS
            'Cordifolia "group"'
            Heterotoma_lobelioides
            Heterotoma_pringlei
            Lobelia_berlandieri
            Lobelia_laxiflora
            Lobelia_margarita
            'Macrocentron "group"'
            ;
END;

BEGIN CHARACTERS;
[! TreeBASE Matrix URI: http://purl.org/phylo/treebase/phylows/matrix/TB2:M2129]

	TITLE Table_1;
	LINK TAXA = TaxaForAnalysisStep25;
	DIMENSIONS NCHAR=10;
	FORMAT DATATYPE=Standard SYMBOLS= "0 1" MISSING=? GAP= -;

MATRIX
'Cordifolia "group"'       0000111000
Heterotoma_lobelioides     1001001100
Heterotoma_pringlei        0110111011
Lobelia_berlandieri        0000110000
Lobelia_laxiflora          1001000100
Lobelia_margarita          0110110011
'Macrocentron "group"'     0000111000
;
END;

[ The following blocks are output data for analysis step 25 ]
BEGIN TREES;
      TITLE Tb4804;
      LINK TAXA = TaxaForAnalysisStep25;
      TREE Fig._16 = [&R] ((Lobelia_laxiflora,Heterotoma_lobelioides),((Lobelia_margarita,Heterotoma_pringlei),Lobelia_berlandieri,('Cordifolia "group"','Macrocentron "group"')));
[!  TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr1557]


END;