Ponce, M. and Scataglini, M.A. 2016.

Do two South American species of Cheilanthes (Pteridaceae) traditionally linked to the Cheilanthes marginata group, belong to Gaga?

. Phytotaxa. 257, 2 (Apr. 2016), 149–157. DOI:https://doi.org/10.11646/phytotaxa.257.2.4.