Cathar city-trees were located on the planet Cathar. The native species of the planet, the Cathar, lived in these trees. A memorial was built into one of these for Sylvar, a Jedi Knight during the Great Sith War.
- Tales of the Jedi: Redemption (First appearance)
- Star Wars Knights of the Old Republic 15: Days of Fear, Part 3
- Star Wars Knights of the Old Republic 42: Masks (Appears in flashback(s))