Sanín, D. and Salino, A. 2020.

Rediscovery and new combination of Serpocaulon demissum (Polypodiaceae), an endangered endemic species to the Brazilian inselbergs

. Phytotaxa. 449, 1 (Jun. 2020), 52–64. DOI:https://doi.org/10.11646/phytotaxa.449.1.5.