Echinanthera undulata (Wied, 1824)

Type locality. “Parahyba” (= vicinity of Rio Paraíba do Sul, Campos dos Goytacazes; see Vanzolini and Myers, 2015), state of Rio de Janeiro, Brazil .

Distribution. Endemic to Brazil (Plt. 217A). Widespread in the southern part of the southern Atlantic Forest, with marginal records in Cerrado and Araucaria Forest (Plt. 217A), from low to high elevations (Plt. 217B). Observed in the field in primary and secondary forest (Hartmann et al., 2009; Barbo et al., 2011).