"Data used for Ecology Letters accepted manuscript (25 March, 2020): ""High water use in desert plants exposed to extreme heat""",,,,, ,,,,, Authors,Affiliation,,,, Luiza Maria T. Aparecido,"School of Life Sciences, Arizona State University, 427 E Tyler Mall, Tempe, AZ, USA, 85821",,,, Sabrina Woo,"School of Life Sciences, Arizona State University, 427 E Tyler Mall, Tempe, AZ, USA, 85821",,,, Crystal Suazo,"School of Life Sciences, Arizona State University, 427 E Tyler Mall, Tempe, AZ, USA, 85821",,,, Kevin Hultine,"Department of Research, Conservation and Collections, Desert Botanical Garden, 1201 N. Galvin Parkway, Phoenix, AZ 85008.",,,, Benjamin Blonder,"School of Life Sciences, Arizona State University, 427 E Tyler Mall, Tempe, AZ, USA, 85821; Environmental Change Institute, School of Geography and the Environment, University of Oxford, South Parks Road, Oxford, OX1 3QY, United Kingdom",,,, ,,,,, Collection details,,,,, "All plants sampled (11 species, 33 plants), close to where Q was measured, are located within the Desert Botanical Garden (Phoenix, AZ, USA). ",,,,, "Photosynthetically active radiation (Q or PAR) was used using a quantum sensor (LI-190R, LI-COR Inc., Lincoln, NE) mounted into the LI6800 chamber head. Measurements were taken at the beginning and end of each gas exchange measurement period (n = 10 per day).",,,,, ,,,,, Variable ,Names and units,,,, TIMESTAMP,Time and date of measurement,,,, Category,Thermal water use strategy as described in the manuscript (Marginal gain or Alternative water use),,,, Species,Scientific name of desert species sampled,,,, Species_code,Acronym created for each species,,,, Plant ,Each plant individual per species (n=3 plants/sp),,,, TOD,"Measurement time (5 AM, 8 AM, 12 PM, 4 PM, 7 PM)",,,, Q,Photosynthetically active radiation (PAR; ?mol m-2 s-1),,,,