Location
中国
青海 囊谦县 along W side of the Za Qu(upper Mekong),on road between Nangqen Yushu
Habitat
Flood plain.River meandering and divided between shoals of sand and/or alluvial pebbles,some with bushland of Hippophaea and/or Myricaria,others with stands of annual herbs and rhizomatous grasses and