叶鞘

The uppermost internode of Changxuan 3S smarted from flag leaf sheath at 22℃, 24℃ and 26℃, and the length of elongated uppermost internode increased with the decreasing temperature.

在敏感期分别进行22℃、24℃、26℃和28℃ 4种人工温度处理，28℃条件下穗颈节间伸长受阻，出现包颈现象；22~26℃条件下穗颈伸出长度都为正值，不包颈，且穗颈伸出剑叶叶鞘的长度随温度降低而增加。

Inflorescence a short dense head, subtended by an inflated leaf sheath with rudimentary blade.

花序一紧密的短头状花序，以一膨大的叶鞘具不发育叶片被包着。

Leaf sheath auricles present, secondary veins of leaf blades 5–9-paired

叶鞘的叶耳宿存，叶片的次脉5-9配对 7

Margins of leaf sheaths joined below middle; awns almost straight.

叶鞘的边缘参加中间以下；芒几乎直。 11 T。 umbratile 绿穗三毛草

Intercalary meristems occur at the internode and leafsheath bases of many monocotyledons including grasses, and at the internodes of horsetails, where they serve to increase longitudinal growth.

居间分生组织在多数单子叶植物中发生在节间或是叶鞘的基部，以及楔叶类节间。其功能是伸长生长。

Culm internodes with fine conspicuous ridges; leaf sheaths 4.2–6 cm.

与好的显眼的脊节间的Culm；叶鞘4.2-6 厘米 33 Y。

Culm internodes hollow; branches 5–9 per node; culm sheath margins glabrous, ligules 1–1.4 mm; leaf sheath margins glabrous, auricles ca.

Culm节间空；每节分枝5-9；竿箨边缘无毛，叶舌1-1.4毫米；叶鞘边缘无毛，叶耳约1毫米，叶片基部楔形。

Leaf sheaths glabrous or glabrescent; auricles and oral setae weakly developed; ligules scarcely exserted, apex concave, petioles slightly scabrous on both sides; blades 13.5–17.5 × 2.4–2.8 cm, oblong-lanceolate, glabrous adaxially, puberulous abaxially, transverse veinlets inconspicuous.

叶鞘无毛或脱落无毛；叶耳和口头的刚毛发育不良；几乎不外露的叶舌，凹的顶，叶柄有点粗糙两面；叶片 13.5-17.5 * 2.4-2.8 厘米，长圆状披针形，正面无毛，被微柔毛的背面，横裂的细脉不明显。

This small tribe is allied to Poeae , but differs in the closed, tubular leaf sheaths, small, fleshy lodicules, and chromosome number.

这小的族与Poeae有联系，但是在被关闭，管状的叶鞘，小，肉质的鳞被和染色体数目方面不同。

A sheath formed at the node of a stem by the fusion of two stipules,as in the rhubarb plant.

托叶鞘两片托叶接合于枝干的结上而形成的一种鞘，如在大黄属植物中

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。