关键词: 驼绒藜属, 博乐荒漠驼绒藜, 长苞草原驼绒藜, 叶城驼绒藜, 新变种

Abstract: The paper reported two new varieties, five new forma of Krascheninnikovia ceratoides (L) Guedenst and one new variety of K.compacta var. yechengensis f. nov. A L F. in K.compacta (Losinsk) Grub family, all of them are native species in Xinjiang.Every new classified group are marked by illustration. Krascheninnikovia ceratoides var. deserticola(Losinsk) G.Yang Comb.nova mainly grow in plain desert or lower mountain area. Often branched at the lower paRt of stem, form a cushiony shrub,leaf in shape of narrow, needles like, elliptoid and long round, hair on both side of the leaf so it shows the same color. Krascheninnikovia ceratoides var. pratensis (Losinsk) G.Yang Comb.nova mainly distributed in the mountain rangeland.Branched at the upside of the stem,no hair at the face side of the leaf and little hair at the otherside, so the two sideS of the leaf show the different color.The leaf of K.compacta var. yechengensis A L F.var.nov.looks same with,but bract of pistillate flower is in light green, and the separation part is longer than connection. So it is very easy to be distinguished. It can be fond in Kunlun Mountain of Yecheng County only.

Key words: Krascheninnikovia ceratoides(L) Guedenst, K. ceratoides var. BoLe-deserticola G.Yang var.nov., K. ceratoides var. longibracteata pratensis Z.Li var.nov., K. compacta var. yechengensis A L Fu f.nov., new variety