Plant BiologybioRxiv
Spiny but photogenic: amateur sightings complement herbarium specimens to reveal the bioregions of cacti
A. Calvente, A. P. Silva, D. Edler…·A. Antonelli
This paper uses herbarium specimens and citizen science observations to define cactus bioregions, finding that human observations significantly enhance data in areas with collection biases.
DOI 10.1002/ajb2.16235