Jarava ichu, commonly known as Peruvian feathergrass, ichhu, paja brava, paja ichu, or simply ichu (Quechua for straw), is a grass species in the family Poaceae native to the Americas. It is found growing in a vast area: Mexico, Guatemala, Costa Rica, El Salvador, Venezuela, Bolivia, Colombia, Ecuador, Peru, Dominican Republic, Chile, and Argentina. It is a common grass of the Andean altiplano. It is used as fodder for livestock.

Under the synonym Stipa ichu, it has won the Royal Horticultural Society´s Award of Garden Merit.