A Desert Rhubarb: A Self-Irrigating Plant...
The desert rhubarb has a remarkable ability to move water in channels down its leaves in a way that lets water penetrate much deeper than other plants can: Ecologists had been puzzling over the desert rhubarb for year...
https://www.neatorama.com/2009/07/11/a-desert-rhubarb-a-self-irrigating-plant/
