This page has been validated.
198
Proceedings of the Biological Society of Washington
the margins of the upper third or half, 5 to 6 mm. long, the apex slightly 2-lobed, the lobes rounded, the awn from between the lobes, straight, scabrous, about 6 mm. long; the palea a little longer than the lemma, acute; second floret similar to the first but only 3 to 4 mm. long, the axis internode a little more than 1 mm. long, the awn usually shorter; third floret only about 1.5 mm. long, the awn 3 to 5 mm. long.
Type in the U. S. National Herbarium, No. 1,127,373, collected in the Serra do Borborema, State of Parahyba do Norte, Brazil, April, by Lützelburg (No. 12451).
Other specimens examined are:
Brazil: Joazeiro, Dorsett & Popenoe 411b. Without locality, but presumably Rio de Janeiro, Capanema 5469. Fernando do Noronha, Ridley, Lea & Ramage in 1887.
