Trends in the number of new names, new combinations, and new taxa published over 50 years (1970–2020).
Part of: Wei Z-Y, Xia Z-Q, Zhang X-C, Cao J-G, Yan Y-H (2021) Finding missing diversity from synonyms of Haplopteris (Pteridaceae). PhytoKeys 178: 81-94. https://doi.org/10.3897/phytokeys.178.67622