Pteridophyta Blechnum ensiforme (Liebm.) C. Chr. - Peru J. G. Graham 5166 image_info.php?img=images/collections/jggraham_005166_01_p.jpg&id=82364#image82364 Pteridophyta Blechnum ensiforme (Liebm.) C. Chr. - Peru J. G. Graham 5166 image_info.php?img=images/collections/jggraham_005166_02_p.jpg&id=93100#image93100 Pteridophyta Blechnum lechleri Mett. - Peru J. G. Graham 5813 image_info.php?img=images/collections/jggraham_005813_01_p.jpg&id=82701#image82701 Pteridophyta Blechnum werckleanum (H. Christ) C. Chr. - Peru J. G. Graham 5739 image_info.php?img=images/collections/jggraham_005739_01_p.jpg&id=82620#image82620