Polypodiaceae Solanopteris bifrons (Hook.) Lellinger - Peru J. G. Graham 4753 image_info.php?img=images/collections/jggraham_004753_01_p.jpg&id=81308#image81308 Polypodiaceae Solanopteris bifrons (Hook.) Lellinger - Peru J. G. Graham 4753 image_info.php?img=images/collections/jggraham_004753_02_p.jpg&id=84068#image84068 Polypodiaceae Solanopteris bifrons (Hook.) Lellinger - Peru J. G. Graham 4753 image_info.php?img=images/collections/jggraham_004753_03_p.jpg&id=92721#image92721 Polypodiaceae Solanopteris bifrons (Hook.) Lellinger - Peru J. G. Graham 4753 image_info.php?img=images/collections/jggraham_004753_04_p.jpg&id=92722#image92722