r-cran-ggplot2 software package provides implementation of the Grammar of Graphics, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install r-cran-ggplot2
r-cran-ggplot2 is installed in your system.
Make ensure the r-cran-ggplot2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep r-cran-ggplot2 *
You will get with r-cran-ggplot2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | GNU R |
| Package | r-cran-ggplot2 |
| Version | 0.9.3.1-1 |
| Description | implementation of the Grammar of Graphics |
| Sub Section | Gnu-r |