Vascular plant survey and questionnaire data evaluating the e-Surveyor mobile application across calcareous, neutral and improved grassland habitats, UK, 2024 - Ridding, L.; McCracken, M.; Orsler, Z.; Upcott, E.; Mitschunas, N.; Kazlauskis, K.; Marshall, Z.; Skinner, G.; Smart, S.; Harrower, C.; Pescott, O.; Pywell, R.; et al. (NERC EDS Environmental Information Data Centre, 2025)