Diastatea is a genus of plants native to Latin America, mostly in Mexico and Central America but with one species extending southward along the Andes to Argentina.Diastatea costaricensis McVaugh - Guatemala, Honduras, Nicaragua, Costa Rica Diastatea expansa McVaugh - central Mexico Diastatea ghiesbreghtii (Kuntze) E.Wimm - southwestern Mexico Diastatea micrantha (Kunth) McVaugh - widespread from central Mexico to the Jujuy region of northern Argentina Diastatea tenera (A.Gray) McVaugh - southern Mexico and Guatemala Diastatea virgata Scheidw. - southern Mexico