Poaceae Cenchrus incertus M.A.Curtis - Peru C. Vargas 18117 image_info.php?img=images/collections/cvargas_018117_01_p.jpg&id=108551#image108551 Poaceae Cenchrus incertus M.A.Curtis - Peru F. L. S. P. 987 image_info.php?img=images/collections/flsp_000987_01_p.jpg&id=108851#image108851 Poaceae Cenchrus incertus M.A.Curtis - Peru C. Vargas 18015 image_info.php?img=images/collections/cvargas_018015_01_p.jpg&id=108802#image108802 Poaceae Cenchrus incertus M.A.Curtis - Peru C. Vargas 18049 image_info.php?img=images/collections/_000000_01_p.jpg&id=108552#image108552