Dryopteridaceae Olfersia cervina - Peru B. R. Chambi 446 image_info.php?img=images/collections/brchambi_000446_01_p.jpg&id=37709#image37709 Dryopteridaceae Olfersia cervina - Peru B. R. Chambi 446 image_info.php?img=images/collections/brchambi_000446_02_p.jpg&id=37710#image37710 Dryopteridaceae Olfersia cervina - Peru B. R. Chambi 446 image_info.php?img=images/collections/brchambi_000446_03_p.jpg&id=37711#image37711