Leaf nonstructural carbohydrate residence time, not concentration, correlates with leaf functional traits following the leaf economic spectrum in woody plants. - Asao S; Way DA; Turnbull MH; Stitt M; McDowell NG; Reich PB; Bloomfield KJ; Zaragoza-Castells J; Creek D; O'Sullivan O; Crous KY; Egerton JJG; et al. (The New phytologist, 2025)