Two new Neotropical taxa of Radula Dumort. (Marchantiophyta: Radulaceae) with bordered leaves Author Oliveira-Da-Silva, Fúvio Rubens 0000-0002-4871-6740 Postgraduation Program in Biological Sciences - Tropical Botany (UFRA / MPEG), Museu Paraense Emílio Goeldi, Coordination of Botany, Av. Perimetral 1901, 66530 - 070 Belém, Brazil. & oliveira. fuvio @ gmail. com; https: // orcid. org / 0000 - 0002 - 4871 - 6740 oliveira.fuvio@gmail.com Author Ilkiu-Borges, Anna Luiza 0000-0002-1266-7211 Museu Paraense Emílio Goeldi, Coordination of Botany, Av. Perimetral 1901, 66530 - 070 Belém, Brazil. & ilkiu-borges @ museu-goeldi. br; https: // orcid. org / 0000 - 0002 - 1266 - 7211 ilkiu-borges@museu-goeldi.br Author Gradstein, S. Robbert 0000-0002-3849-6457 Meise Botanic Garden, 1860 Meise, Belgium; Muséum National d’Histoire Naturelle, Institut de Systématique, Évolution, Biodiversité, 75005 Paris, France. & sgradst @ gwdg. de; https: // orcid. org / 0000 - 0002 - 3849 - 6457 sgradst@gwdg.de text Phytotaxa 2022 2022-09-14 564 1 95 103 journal article 142525 10.11646/phytotaxa.564.1.7 4d16c016-6b14-4056-b2c9-b6c59e89980d 1179-3163 7077879 Key to Neotropical species of Radula with bordered leaf lobes 1. Lobules ligulate ...................................................................................................................................................................... R. ligula 1. Lobules subquadrate...........................................................................................................................................................................2 2. Leaf border reddish-brown, 3-5 cell rows wide, walls of the leaf border evenly thickened, without trigones. Leaves distant........... .............................................................................................................................................................................................. R. smithii 2. Leaf border 1 cell row wide, walls of the leaf border thickened with bulging trigones. Leaves imbricate ......................................... ..................................................................................................................................................................... R. pallens var. marginata