Journal Article 059QF0KO0R Research Support, Non-U.S. Gov't Water epiphylls Atmosphere–plant–soil continuum Ecohydrology Letter Research Support, U.S. Gov't, Non-P.H.S. climate change drought eddy covariance foliar water uptake functional trait holobiont land-surface models leaf economic spectrum leaf hydrophobicity leaf water repellency leaf wetness traits leaf wettability microbial traits phyllosphere phyllosphere bacterial communities phyllosphere traits plant hydrological niche plant strategies plant water relations stomatal optimization xylem hydraulics