Trex-online

Paste your distance matrix in the Phylip format
(no spaces in the species names; at least one space is required in the end of a species name)
into the window :

File Pasted

Data example : Vertebrate dataset

Tree reconstruction method:

MW options:

Weight matrix W = 1/D^p p =

Use a different distance matrix to add reticulation branches (but the tree will be inferred using the distance matrix above)

Stop adding reticulation branches when :

	Q1 is minimized
	Q2 is minimized
	K reticulation branches have been added	(K=)

Citation:
Legendre, P. and Makarenkov, V. (2002), Reconstruction of biogeographic and evolutionary networks using reticulograms, Systematic Biology, 51(2), 199-216.

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