Polygonaceae Rumex peruanus Rech. F. - Peru G. Calatayud 1872 image_info.php?img=images/collections/gcalatayud_001872_01_p.jpg&id=113589#image113589 Polygonaceae Rumex peruanus Rech. F. - Peru M. La Torre 88 image_info.php?img=images/collections/mlatorre_000088_01_p.jpg&id=124473#image124473