Agropyron cristatum subsp. pectinatum var. minor & Agropyron cristatum subsp. hamadanicum are described as new taxa from West of Iran. The new variety, var. minor differs from var. pectinatum by having shorter height, fine spike and shorter glume and lemma. The new subspecies subsp. hamadanicum also differs from Agropyron cristatum subsp. incanum & Agropyron cristatum subsp. pectinatum by having shorter height, long fibrous roots, and longer spike, spikelete, glume and lemma.