Unity UI How to make tree structured list ?

Hi all. I developing sci-fi game and i want to make database of avalible eqipments/ships/enemyes. But i have no idea how to make tree-structured list (like picture below) using unity UI. I don't need full solution and Implementation, just give me pointer where to look or what read.
ps. i don't own picture below, i find it at google images

-Garrom

 

Not sure if there's an automatic way, but it seems as though there's a simple pattern.
Every item takes an equal (ish) amount of space vertically to display, and subgroups indent equally.
It's contained in a scrollview.