Lynx and Paint
That mystery plant is getting tiny flowers! 
Lynx and Paint
Still don't know what it is, but it's still very enthusiastic, and I think the older occupant will be completely overtaken
GGnuary
Oh! Surely we should be able to look up what it is!
Un(t)sundered
Might be a hosta, looking at the leaves?
Lynx and Paint
wonder if I can reverse image search...
Lynx and Paint
that didn't help...just said it's a houseplant, which yeah, want to know which one
GGnuary
Oh, I might have had some luck
GGnuary
Pl@ntNet Identify
Lynx and Paint
oh hey that does look like it!
GGnuary
I uploaded your picture on this website
Lynx and Paint
Cuban Spinach? Miner's Lettuce? I have never heard of those before and plants have the silliest names XD
GGnuary
This says it's edible!
Puliway
looks like miners lettuce from the leaf shape, but... don't take my word for it
GGnuary
Claytonia / Montia perfoliata, Cuban Spinach, Miners...
GGnuary
here comes Puli, the exotic greens expert, just knowing what it is
Lynx and Paint
huuh, fascinating!
Lynx and Paint
I wonder how it even got into that pot
GGnuary
It was mining 
Un(t)sundered
The answer is often “birds”, if it’s an outdoor pot
GGnuary
Plant seeds are mysterious. Every year in my back garden I get a crop of Mystery Basil
GGnuary
Busting out of random pots where I didn't plant it
Lynx and Paint
birds does make sense
Puliway
Meanwhile, back at the Puli ranch, I really want my tulsi to sprout already
Lynx and Paint
sends tulsi sprouting vibes!