Poaceae Digitaria horizontalis Willd. - Peru C. Vargas 19964 image_info.php?img=images/collections/cvargas_019964_01_p.jpg&id=108732#image108732 Poaceae Digitaria horizontalis Willd. - Peru A. Gentry 69510 image_info.php?img=images/collections/agentry_069510_01_p.jpg&id=108733#image108733 Poaceae Digitaria horizontalis Willd. - Peru C. Vargas 17207 image_info.php?img=images/collections/cvargas_017207_01_p.jpg&id=108734#image108734