There is a great article producing "how did that evolve" and "what the hell is going on here" and a little "they can do that?" And a couple "wait, what's"
"Plant Cells of Different Species Can Swap Organelles"
"In grafted plants, shrunken chloroplasts can jump between species by slipping through unexpected gateways in cell walls."
https://www.quantamagazine.org/plant-cells-of-different-species-can-swap-organelles-20210120/