Synthesis release



Release notes

A fuller release history (including early draft versions) is available in the germinator documentation:

Open Tree of Life version 11.4

Version 11.4 of the synthetic tree was generated on 09 October 2019 using the propinquity pipeline.


There are two downloads. The first (smaller download) contain only tree and annotations files. The second (larger download) is the full output from the synthesis procedure, including documentation. You can also browse the full output.

  • Tree and annotations : Several versions of the synthetic tree, along with the annotations file. See the enclosed README for details. (compressed tar archive; 40 Mbytes)
  • All pipeline outputs : Outputs and documentation from all stages of the synthesis pipeline. Or, you can browse the output rather than downloading. (compressed tar archive; 301 Mbytes)

Release notes

Changes in inputs

  • based on OTT 3.1 instead of OTT 3.0
  • extinct tips in phylogenetic inputs are no longer pruned
  • 249 new input trees.

Changes in output

  version10.4 version11.4 change
total tips 2641229 2852504 211275
tips from phylogeny 65739 87682 21943
internal nodes in taxonomy 214702 218186 3484
internal nodes from phylogeny 59523 79982 20459
broken taxa 4018 5635 1617
subproblems 7770 9860 2090