Stipa pennata, common name European feather grass, or Orphan maidenhair (Hungarian: pusztai árvalányhaj) is a flowering plant and arid zone sand grass in the grass family Poaceae, which is grown as an ornamental plant for its feathery flowering spikes, common to the Puszta in Hungary and the Devínska Kobyla forest-steppe in Slovakia. Its foliage is green in summer while the flowers are silvery-grey during the same season. It is 60–90 centimetres (24–35 in) high (Wikipedia)