Data for the article: Frequent mismatch between leaf temperature and photosynthetic temperature optimum

This data set contains the processed data used to generate each figure in the main text. The data were collected from four perennial herbaceous species commonly found in an alpine grassland on the Qinghai-Tibetan Plateau: <i>Gentiana straminea</i>, <i>Ligularia sagitta</i>, <i>Ligularia virgaurea</i>, and <i>Saussurea pulchra</i>, in July and August, 2020.