Poaceae Cenchrus brownii Roem. and Schult. - Peru A. Tupayachi 1323 image_info.php?img=images/collections/atupayachi_001323_01_p.jpg&id=108538#image108538 Poaceae Cenchrus brownii Roem. and Schult. - Peru C. Vargas 17314 image_info.php?img=images/collections/cvargas_017314_01_p.jpg&id=108539#image108539 Poaceae Cenchrus brownii Roem. and Schult. - Peru F. L. S. P. 347 image_info.php?img=images/collections/flsp_000347_01_p.jpg&id=108540#image108540