ncdt software package provides Display directory tree, 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 ncdt
ncdt is installed in your system.
Make ensure the ncdt package were installed using the commands given below,
$ sudo dpkg-query -l | grep ncdt *
You will get with ncdt package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Utilities |
| Package | ncdt |
| Version | 2.1-3 |
| Description | Display directory tree |
| Sub Section | Utils |