Sticherus salinoi, a New Species of Sticherus (Gleicheniaceae, Polypodiopsida) from Brazil
Prodromus of a fern flora for Bolivia. XXXIX. Oleandraceae
Prodromus of a fern flora for Bolivia. XXIX. Aspleniaceae
Prodromus of a fern flora for Bolivia. III. Selaginellaceae
Prodromus of a fern flora for Bolivia. XIX. Plagiogyriaceae
Prodromus of a fern flora for Bolivia. XXII. Metaxyaceae
Prodromus of a fern flora for Bolivia. XVII. Loxsomataceae
Prodromus of a fern flora for Bolivia. XVIII. Culcitaceae
Prodromus of a fern flora for Bolivia. XXXVI. Lomariopsidaceae
Prodromus of a fern flora for Bolivia. IV. Isoëtaceae