Widespread sampling biases in herbaria revealed from large-scale digitization
Barnabas H. Daru, Daniel S. Park, Richard B. Primack, Charles G. Willis, David S. Barrington, Timothy J. S. Whitfeld, Tristram G. Seidler, Patrick W. Sweeney, David R. Foster, Aaron M. Ellison, Charles C. Davis
bioRxiv 165480; doi: https://doi.org/10.1101/165480