Customize axis in multivariate plot using lattice
bwplot(Area ~ Gene | Group, data=data.M,layout=c(3,1),scale=list(x=”free”,rot=90))
Note that lattice use rot instead of las to control the rotation of the axis labels relative to the axis.
[ref] http://lmdvr.r-forge.r-project.org/figures/figures.html?chapter=08;figure=08_04
List functions in a library
library(help=XXX)