Morphology of spores of pteridophyte from the "Parque Estadual das Fontes do Ipiranga" (São Paulo, Brazil) families: 6-Dicksoniaceae, 12-Lophosoriaceae, 14-Ophioglossaceae

Spores of pteridophyte species of the families Dicksoniaceae, Lophosoriaceae and Ophioglossaceae from the "Parque Estadual das Fontes do Ipiranga" were studied. The families are represented in the area by three species: Dicksonia sellowiana, Lophosoria quadripinnata and Ophioglossumpalmatum. Descriptions, illustrations and observations are presented.

Dicksonia; Lophosoria; Ophioglossum; spores