predicting impacts on forest ecosystems and for modelling carbon and water cycles under novel climatic conditions (Allen et al. 2010, Perez and Feeley 2018, Reich et al. 2018).Under high temperature, plant physiological responses generally minimize heat absorption and maximize dissipation. Higher temperatures inhibit photosynthesis through Rubisco deactivation, photo-oxidation and/or membrane denaturation, while transpiration might be improved as warming usually increases the vapor pressure deficit (VPD) between leaf and air (Rennenberg et al. 2006, Garcia-Forner et al. 2016, Kumarathunge et al. 2019). Since photosynthetic and transpiration processes are shaped by stoma, stomatal regulation may be more important under warming climates (Garcia-Forner et al. 2016). Higher stomatal conductance (gs) leads to higher rates of photosynthesis and transpiration under adequate water resources, but may increase water loss when water is scarce. There are species-specific ad