Asaf Levy
@asaflevylab.bsky.social
I found this paper from 2002 about plant-fungal symbiosis which enables both partners to grow above 45C (!) in geothermal soils in Lassen Volcanic and Yellowstone National Parks.
As far as I understand te genetic basis of this thermotolerance is still unknown.
https://www.science.org/doi/10.1126/science.1078055