Pteridophyta Bolbitis riparia R.C. Moran and B. ?ÿllg. - Peru J. G. Graham 4555 image_info.php?img=images/collections/jggraham_004555_01_p.jpg&id=81234#image81234 Pteridophyta Bolbitis riparia R.C. Moran and B. ?ÿllg. - Peru J. G. Graham 4555 image_info.php?img=images/collections/jggraham_004555_02_p.jpg&id=83791#image83791 Pteridophyta Bolbitis riparia R.C. Moran and B. ?ÿllg. - Peru J. G. Graham 4555 image_info.php?img=images/collections/jggraham_004555_03_p.jpg&id=92573#image92573