Adds a geological (or other temporal) legend to a plotted tree
The function geo.legend adds a geological (or other temporal) legend to a plotted tree.
The function geo.palette returns a geological time color palette to the user.
geo.legend(leg=NULL, colors=NULL, alpha=0.2, ...) geo.palette()
leg |
a matrix with the starting & ending point of each plotted era in rows, & names of the time periods as rownames. |
colors |
a vector of colors for the time periods of the rows in |
alpha |
transparency level to apply to |
... |
optional arguments. |
geo.legend adds a visual element to a plotted tree and invisible returns an object of class geo.legend containing the time periods and colors of the painted legend.
geo.palette simply returns a geological timescale color palette as an object of class "geo.palette".
Liam Revell liam.revell@umb.edu
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.
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