Prodromus of a fern flora for Bolivia. XXVI. Dennstaedtiaceae
Prodromus of a fern flora for Bolivia. XXVII. Pteridaceae
Typification of the name Botrychium lanuginosum (Ophioglossaceae)
Polystichum zhijinense (subg. Haplopolystichum; Dryopteridaceae), a new cave species of Polystichum from Guizhou, China
Prodromus of a fern flora for Bolivia. XXX. Thelypteridaceae
Three new species of the Cyathea “Hymenophyllopsis” clade (Cyatheaceae) from Venezuela and Brazil
Prodromus of a fern flora for Bolivia. XVI. Salviniaceae
Prodromus of a fern flora for Bolivia. XV. Marsileaceae
Prodromus of a fern flora for Bolivia. XIV. Schizaeaceae
Prodromus of a fern flora for Bolivia. XII. Lygodiaceae