Pampas Brome

Bromus brevis, is a species of brome grass endemic also known by the common names pampus brome (English), cebadilla pampeana and cebadilla de la sierra (Spanish - Argentina), and by the indigenous name lanku kachu (Ranquel). It was described by German botanist and zoologist Christian Gottfried Daniel Nees von Esenbeck in 1854 in Synopsis plantarum glumacearum.

It is endemic to central and southwest Argentina, and introduced and naturalised in New Zealand and Australia.

B. brevis is one of several species in the Bromus catharticus complex within the Bromus section Ceratochloa, all of which are hexaploids with the chromosome count 2n=42.