Another plant update...
Here's a noid fig cutting I purchased a couple years ago. It had a small tuft of leaves on top of a ~3' stem:
I still have no idea what species this is. I thought it was triangularis at first, but the leaves are too elongated. Here it is now. A couple years after a trunk chop down to 4" and a more recent pruning:
If you know what it is, I'd love to know.