\arguments{
\item{side}{a numeric value specifying the side where the axis is
plotted: 1: below, 2: left, 3: above, 4: right.}
- \item{...}{further arguments to be passed to \code{axis}.}
+ \item{\dots}{further arguments to be passed to \code{axis}.}
}
\description{
This function adds a scaled axis on the side of a phylogeny plot.