Histogram of records by year of collection. Years with few records, from 1892 to 1981, were excluded in the graph (i.e., 110 specimen records were not taken into consideration).

  Part of: Mora-Cross MA, Morales-Carmiol A, Chen-Huang T, Barquero-PĂ©rez MJ (2022) Essential Biodiversity Variables: extracting plant phenological data from specimen labels using machine learning. Research Ideas and Outcomes 8: e86012. https://doi.org/10.3897/rio.8.e86012