Abstract :
Aeluropus peterganicus is described and illustrated as a new species from North East of Iran. This species is well characterized by the following characters: dense indumentum, compact inflorescence. Taxonomical characters and illustration of the new species are given. This species seems to be related to Ae. macrostachys which is compared with. In the new species leaves are shorter and densely hairy on the back side of lamina and sheath, inflorescence rather dense and compact, glumes, lema, palea and anthers shorter. In Ae. lagopoides vegetative part is mainly glabrous, inflorescence loose and flower parts are smaller.
