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粗糙具

粗糙具

粗糙具

粗糙具

1

ultimate segments ovate , usually lobed , lobules lanceolate, both surfaces roughened, hispid, apex acute, deciduous .

卵形的末回裂片，通常浅裂，披针形，两面使粗糙，具糙硬毛，先端锐尖，落叶。

2

branches slender , flexuous, scabrid, with the spikelets in pairs and clustered toward the ends of the branches .

分枝纤细，曲折，粗糙，具那些小穗成对和对分枝的结束的簇生。

5

Stem weak , 4-ribbed , scabrous with sparse appressed hairs .

弱的茎，4 肋，粗糙具稀疏贴伏毛。

6

Scape 22--27 cm , 2-angled, scabrous-denticulate along angles, covered with leaf sheaths only at base .

花葶 22-27 厘米，2 棱，粗糙具小齿沿着棱，被叶鞘覆盖只在基部。

7

Leaves 2 , usually shorter than scape, 1 --3 mm wide, semiterete, solid, margin minutely scabrous-denticulate .

叶 2 ，通常短于花葶，1-3 毫米宽，半圆柱形，实心，边缘微小的粗糙具小齿。

8

9

10

Leaves shorter than scape, 0 . 5 --1. 5 mm wide , semiterete, adaxially channeled, smooth, sometimes scabrous -denticulate along angles.

叶短于花葶，宽 0.5 -1.5 毫米，半圆柱形，正面具沟，平滑，有时沿着具角的粗糙具小齿。

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