Creating labels above a group

Sorry to bother the forum with this, but I cannot find how to make a label to stick above a group on the grasshopper screen like the pretty ones in the Essential Algorithms. It’s probably right in front of me. Here’s a screen shot of what I’d like

Right-click in the group and enter your text in the box at the top of the pop-up menu:


Thank you so much. I should have found that one myself.