Fig. 3.
Comparison of three Neotropical species of Hymenasplenium. (A–C) Hymenasplenium riparium. (D–F) Hymenasplenium volubile. (G–I) Hymenasplenium repandulum. Rh, rhizome, Ro, root. Top row: (H. riparium) A (left), Costa Rica, J. D. Smith 6885 (USA). B (middle), Mexico, D. E. Breedlove 35410 (MO). C (right), Mexico, D. E. Breedlove 26082 (F). Middle row: (H. volubile) D (left), Costa Rica, Gómez et al. 19195 (CR). E (middle), Colombia, Cuatrecasas 8607 (US). F (right), Cuatrecasas 8607 (US). Bottom row: (H. repandulum) G (left), Ecuador, Grubb et al. 1502 (NY). H (middle), Peru, J. D. Smith 5168 (MO). I (right), Ecuador, Ayala 57 (QCA).