Cyperaceae Eleocharis quadrangulata (Michx.) Roem. and Schult.

Cyperaceae Eleocharis quadrangulata (Michx.) Roem. and Schult. - United States of America H. E. Ahles 48233 image_info.php?img=images/collections/heahles_048233_01_p.jpg&id=103818#image103818