universal.treeshape {apTreeshape}R Documentation

Universal phylogenetic tree of life

Description

This data set describes the Universal Tree of Life described by CR Woese, in the treeshape class. "The universal phylogenetic tree not only spans all extant life, but its root and earliest branchings represent stages in the evolutionary process before modern cell types had come into being."

Usage

data(universal.treeshape)

Format

universal.treeshape is an object of class "treeshape".

References

Woese, C. R. (July, 2000) Interpreting the universal phylogenetic tree, 97, 392 – 8396 (Proc. Natl. Acad. Sci. USA).

Examples


## Example tree in "treeshape" format
data("universal.treeshape") 

## Summary of the tree
summary(universal.treeshape)

## Visual representation of the tree
plot(universal.treeshape)

[Package apTreeshape version 1.5-0.1 Index]