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本文报道了禾本科以礼草属二新种及二新变种,即稀穗以礼草KengyilialaxistachyaL.B.CaietD.F.Cui,和静以礼草KengyiliahejingensisL.B.CaietD.F.Cui,显芒以礼草Kengyiliahirsutavar.obviaristataL.B.Cai和毛鞘以礼草Kengyiliarigiadulavar.trichocoleaL.B.Cai.