---
name: "pxtgen"
section: "1"
platform: "linux"
package: "phyx"
version: "1.3.2+ds-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/pxtgen"
---

# pxtgen(1)

generate all tree topologies for n taxa

## NAME

pxtgen - generate all tree topologies for n taxa

## SYNOPSIS

**pxtgen** \[*OPTIONS*\]...

## DESCRIPTION

Generate all tree topologies for n (\<= 10) taxa. Random tree samples are a-coming.

## OPTIONS

- **-n**, **--ntax**=*INT*

  number of taxa

- **-r**, **--rooted**

  whether generated trees are rooted (default: false)

- **-c**, **--count**

  give the number of possible trees for n taxa and exit

- **-l**, **--label**=*STRING*

  prefix label for taxon names (default: 't')

- **-o**, **--outf**=*FILE*

  output file, STOUT otherwise

- **-h**, **--help**

  display this help and exit

- **-V**, **--version**

  display version and exit

- **-C**, **--citation**

  display phyx citation and exit

## CITATION

Brown, Joseph W., Joseph F. Walker, and Stephen A. Smith. 2017. Phyx: phylogenetic tools for unix. Bioinformatics 33(12): 1886-1888. https://doi.org/10.1093/bioinformatics/btx063.

## AUTHOR

Written by Joseph W. Brown

## REPORTING BUGS

Report bugs to: \<https://github.com/FePhyFoFum/phyx/issues\> phyx home page: \<https://github.com/FePhyFoFum/phyx\>

## COPYRIGHT

Copyright © 2021-2024 FePhyFoFum License GPLv3