Lindsaea Pic.Serm.

Castro-Aguiar, Pedro Henrique, Fernandes, Rozijane Santos & Zappi, Daniela Cristina, 2025, Ferns of the Parque Nacional das Nascentes do Rio Parnaíba Brazilian Cerrado, Rodriguesia (e 00612024) 76, pp. 1-24 : 14

10. Lindsaea Pic.Serm.

Pantropical genus, comprising around 150 species, some of which extend to the subtropical regions of Japan, Australia, and New Zealand ( Lehtonen et al. 2010). In Brazil, 33 species are found in the Amazon biome ( Pena et al. 2023). Two species were recorded in the study area.

Key for the species of Lindsaea in the PNNRP, Brazil

1. Fronds 2-pinnate; petioles dark brown to reddish-brown throughout, cylindrical abaxially, with wings paleaceous adaxially; pinnules dimidiate ..................................................................10.1. Lindsaea divaricata

1’. Fronds 1- or 2-pinnate; petiole dark brown only at the base, paleaceous distally, quadrangular, not winged; pinnae or pinnules sub-trapeziform ..................................................................10.2. Lindsaea lancea