1、Culms up to 1. 5 m; upper glume of sessile spikelet thinly pilose.
稈可達1。5米；稀疏的無梗小穗的上面穎片具柔毛。

2、Lower glume of sessile spikelet pitted between veins.
在脈之間具洼點的無梗小穗的更低的穎片。

3、Pedicels of spikelet pair equal, as long as rachis internode; upper glume with 0. 5-1 mm mucro.
小穗對的花梗等于，倍于軸節(jié)間；上面穎片具0。5 - 1毫米短尖頭。

4、The length of the lower glume is very variable, even within a single raceme.
更低的穎片的長度非常易變，即使在一單個的總狀花序內(nèi)。

glume翻譯