Concept
Version 9
Created by Boundless
Limitations to the Classic Model of Phylogenetic Trees
![Tree of life](../../../../../../../../../figures.boundless-cdn.com/20380/full/tree-20of-20life.jpeg)
Tree of life
The (a) concept of the "tree of life" goes back to an 1837 sketch by Charles Darwin. Like an (b) oak tree, the "tree of life" has a single trunk and many branches.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Biology. November 5, 2013."
http://cnx.org/content/m44593/latest/?collection=col11448/latest
OpenStax CNX
CC BY 3.0.