Assume we have a pamraterized test test_adding_numbers(a, b).
We have parameters [1,2], [2,4], [4,9]
The UI will display the nodes as follows:

Personally I believe it needs to be altered to display just the parameters in the child nodes.
I.e. why repeat the function name in the child nodes, we're testing different parameters and as a user that's what I would like to see.

Here's the improved version:

/cc @luabud

More examples of before and after with a larger test base (pytest repo):