Cyperus alternifolius

Description:

Native to Madagascar, but widely planted and naturalized in warmer parts of the world. For some reasons it reminds people of umbrellas, and known as the Umbrella Papyrus (or sedge), and in Latin America as Paraguitas. Botanical Gardens of Quito. In context at www.dixpix.ca/meso_america/Flora/poalcomm/index.html