disarticulating

Plants usually with long rhizomes; spikelets usually disarticulating below glumes; lemma usually without distinct callus at base.

植株通常具长根状茎；在颖片下面通常脱节的小穗；外稃通常没有清楚的结茧在基部。

Glumes obscurely keeled proximally, indistinctly so distally; spike rachis usually tough and not disarticulating.

不清楚如此上部，颖片不明显接近翻转；穗状花序轴通常坚韧而不脱节。

3 (2) Spikelets all sessile and similar in groups of 2 or 3 in regular, longitudinal rows; spike with rachis disarticulating.

和在许多2或3穿整齐，纵向排内相似的小穗全部无梗；穗状花序具轴脱节。

Spikelets large, wedge-shaped, laterally compressed, florets several, rachilla disarticulating above glumes and between florets;

大，楔形的小穗，侧面压扁，小花数个，高于颖片脱节和在小花之间的小穗轴；

rachilla internodes usually distinct and usually disarticulating with florets, falling separately;

用小花节间通常清楚和通常脱节的小穗轴，分别下降；

rachis tough, triquetrous or flattened, spikelets disarticulating from pedicels at maturity;

轴坚韧，三棱或者被使，成熟时的从花梗脱节的小穗变平；

Spikelets with 1 floret, laterally compressed, disarticulating above glumes, rachilla shortly extended beyond floret, glabrous;

1小花的小穗具，侧面压扁，高于颖片，短延长的小穗轴脱节在以外，无毛；

Leaf blades linear or linear-lanceolate, often in rolled when dry, lower blades usually disarticulating from the sheaths;

经常，或线形披针形的叶片线形干燥时，更下部通常给装叶片从那里那些鞘；

Spikelets with one floret, elliptic to narrowly oblong, straighter on one side, strongly laterally compressed, disarticulating from pedicel;

小穗具一小花，椭圆形到狭长圆形，更在一侧直，强烈侧面压扁，从花梗脱节；

rachilla disarticulating below each floret, extension above floret(s) short or absent;

在每次小花，高于小花（南部）短的或无的扩展下面脱节的小穗轴；

Spikelets laterally compressed, with 2 to several florets, disarticulating above glumes and between florets;

小穗侧面压扁，具到数枚小花，脱节上述颖片和在之间小花；

axis corky, disarticulating into segments at maturity;

轴木栓质，成熟时进裂片脱节；

Spikelets with 1 floret, bisexual, disarticulating above glumes;

有1小花的小穗，阴阳人，上述颖片；