短披

Flowers subsessile to distinctly pedicellate; pedicel 0.5--6(--10) mm, pubescent or puberulent; bract and bracteole usually borne at or near apex of pedicel; bract lanceolate to narrowly so, 3--12 mm, shorter than flower (sometimes a few bracts at base of raceme to 2 × flower length), glabrous, apex acute.

花有花梗近无柄的到明显；花梗0.5-6(-10)毫米，具短柔毛或微柔毛；苞片和小苞片通常着生在花梗的先端或近先端；苞片披针形到狭披针形，3-12毫米，短于花(有时几枚苞片在总状花序基部达2倍花长度)，无毛，先端锐尖。

Glumes absent; fertile lemma oblong-lanceolate, to 2.4 cm, many veined, apex acute, long mucronate, mucro ca. 3 mm; sterile lemma oblong-lanceolate, ca. 1.5 cm, mucro short.

颖片无；长圆状披针形的能育外稃，在2.4厘米，很多脉，先端锐尖，短尖的长，短尖头约3毫米；不育外稃长圆状披针形，约厘米，短尖头。

Spikelets oblong, 7–9 mm, florets separated by short rachilla internode not more than 0.6 mm; glumes lanceolate, apex acute; lower glume 4–6 mm, upper glume equal to spikelet, punctiform scabrid; lemmas oblong-lanceolate, 7–9 mm, sparsely pubescent in lower 1/3 or glabrous, scabrid in upper 1/3; awn of lower lemma 1–2 cm, arising from lower 1/3 of lemma back; awn of upper lemma 1–2 mm, arising above middle or near apex.

小穗长圆形，7-9毫米，小花以短分开小穗轴不超过0.6毫米；颖片披针形，先端锐尖；更低的颖片4-6毫米，等于小穗，点状粗糙的上面颖片；长圆状披针形的外稃，7-9毫米，疏生短柔毛在下部1/3的或无毛，在上面1/3粗糙；更低的外稃的芒1-2厘米，生于更低的1/3的外稃背面；上面外稃的芒1-2毫米，出现在中部以上或者近先端。

Spikelets laterally compressed, florets several, all bisexual or lowest sterile and without a palea; rachilla glabrous, disarticulating above glumes and sterile floret and between fertile florets; glumes lanceolate, shorter than lemmas, subequal or unequal, scarious-membranous, 1–3-veined, obtuse to acuminate or aristulate; lemmas ovate-lanceolate, scarious-membranous, 3-veined, long-ciliate on lateral veins, keeled, apex setaceously bidentate with a short, often recurved awn from the sinus; palea shorter than lemma, hyaline, keels very shortly ciliate.

小穗侧面压扁，小花数个，全部不育和没有一内稃的最低的两性的或；高于颖片和不结果的小花无毛，脱节的小穗轴和在肥沃的小花之间；披针形的颖片，短于外稃，近等长或不等长，干膜质膜质，1-3脉，具小芒的钝到渐尖或；卵状披针形，干膜质的外稃膜质，3脉，具长缘毛在侧脉上，龙骨状，先端setaceously具双齿具短，通常下弯从那里那些凹缺；内稃短于外稃，透明，龙骨非常短的纤毛。

Scape erect, usually higher than leaves, with several to more than 20 flowers; bracts lanceolate ,shorter than ovary.usually 6-9mm long,1lowermost to 2.3cm long, purple-brown; flower variable in colour, sweetly scented; sepals narrow-lanceolate,3cm long,5-7mm wide,5-veined;petals usually shorter and broader than sepals, slightly convolute over column,7-veined,lip inconspicuously 3-lobed,light yellow blotched purple, side lobes erect ,midlobe recurved, disk with 2 yellow lamellae above.

花葶直立，通常高出叶外，具花数朵至20余朵；花苞片披针形，比子房连花梗短，通常长6~9mm ，在最下面1枚达2.3cm ，紫褐色；花色多变，有香气；萼片狭披针形，长3cm ，宽5~7mm ，有5条脉纹；花瓣通常较萼片短而宽，向前稍合抱，覆盖于蕊柱之上，有脉纹7条，唇瓣不明显3裂，浅黄色带紫斑，侧裂片直立，中裂片翻卷，唇盘上面具2条黄色褶片。

Stipules green, falcate, rarely ovate or ovate-lanceolate, herbaceous, margin sharply serrate or lobed, rarely entire, apex acute or acuminate; petiole sparsely pilose or pubescent; leaf blade interrupted imparipinnate with (2 or)3 or 4 pairs of leaflets, reduced to 3 leaflets on upper leaves; leaflets sessile or shortly petiolulate, obovate, obovate-elliptic, or obovate-lanceolate, 1.5–5 × 1–2.5 cm, abaxially appressed pilose on veins, or densely pubescent or tomentose-pubescent between veins, rarely glabrescent, markedly or sparsely glandular punctate, adaxially pilose, or hirsute or hirtellous on veins, rarely glabrescent, base cuneate to broadly so, margin acutely to obtusely serrate, apex rounded to acute, rarely acuminate. Inflorescence terminal, spicate-racemose, branched or not; rachis pilose.

绿色，镰刀形的托叶，卵形或卵状披针形的很少，草本，边缘锐切成锯齿状或者有叶，很少全缘，先端锐尖或渐尖；叶柄疏生柔毛或短柔毛；叶片间断奇数羽状具(2或)3或4小叶，退化至3小叶在上部叶片上；短的小叶无柄或具小叶柄，倒卵形，倒卵状椭圆形，披针形或倒卵形， 1.5-5 * 1-2.5 厘米，背面的贴伏的具柔毛的在脉上，在脉之间的或密被短柔毛的或被绒毛的短柔毛，很少脱落无毛显著具点，正面具柔毛的或疏生腺体，或具粗毛或在脉上，很少脱落无毛，基部楔形到宽楔形，花序顶生，穗状总状，与否的分枝；轴具柔毛。

Leaves 29-84 cm; petiole 7-12 cm, pilose to glabrescent, often lenticellate; rachis moderately pilose to glabrescent, occasionally velutinous; leaflets usually 6-9(-12) pairs; petiolules (2-)4-12 mm, pilose/villous to glabrescent; leaflet blades lanceolate to ovate-lanceolate, 7-14(-19.5)× 3.1-6(-7) cm, often dark grayish brown, moderately pilose to glabrescent, usually with short trichomes and club-glands apically on midveins, veins basally pilose to villous/velutinous, base symmetrical to asymmetrical, margin entire, apex acuminate to occasionally acute.

叶29-84厘米；叶柄7-12厘米，具柔毛到几无毛，通常具皮孔；轴适中具柔毛到几无毛，偶尔被短绒毛；小叶通常6-9(-12)对；小叶柄(2-)4-12毫米，具柔毛/具长柔毛到几无毛；小叶叶片披针形到卵状披针形， 7-14(-19.5)* 3.1-6(-7)厘米，经常暗灰棕色，适中具柔毛到几无毛，通常在顶部中脉上具短毛和棍状腺体，脉基部具柔毛到具长柔毛/被短绒毛，基部匀称到不对称，边缘全缘，先端渐尖到偶有锐尖。

Basal leaves 2-6, long petiolate; stipules over 1/2 adnate to petioles, broadly lanceolate, membranous, margin sparsely denticulate and ciliate or entire, apex acuminate; petioles 3-9 cm at anthesis, usually green, sometimes purplish, glabrous, nitid, elongated at fruiting to more than 20 cm; leaf blade glabrous on both surfaces or pubescent along veins, 3-sect, segments shortly stipitate, lateral segments deeply 2-fid, central segment deeply 2- or 3-fid, terminal lobes highly variable in shape and size, ovate-lanceolate, lanceolate, oblong, or linear-lanceolate, margin irregularly dentate or shallowly divided, sometimes triparted to pinnatiparted or 3-lobed, apex obtuse or acute.

基生叶2-6，具长叶柄；托叶超过1/2的贴生至叶柄，宽披针形，膜，边缘疏生细齿和具缘毛或全缘，先端渐尖；叶柄3-9厘米在花期，通常绿色，有时略带紫色，无毛，有光泽的，在果期拉长到超过20厘米；叶片两面无毛沿脉具短柔毛，3全裂，裂片具短柄，侧裂片2深裂，中裂片2或3深裂，顶裂片形状和大小极易变，卵状披针形，披针形，长圆形，或线状披针形，边缘不规则牙齿或浅裂，有时3深裂到羽状深裂或3浅裂，先端钝或锐尖。

Leaves 6–8 per ultimate branch; sheaths 6–9 cm, often white powdery; auricles inconspicuous; oral setae numerous, 2–3 mm; blade oblong-lanceolate or linear-lanceolate, 18–30 × 2–3.5 cm. Pseudospikelets fusiform, 2–3.5 cm, glabrous; prophyll ovate or ovate-lanceolate, 4–8 mm, thin, translucent, apex obtuse, keels 2, ciliate; bracts 1 to several, oblong to oblong-lanceolate, 7–22 mm, papery, many veined, apex obtuse to acute or mucronate; rachilla disarticulating.

每末级的分枝叶6-8；鞘6-9厘米，通常白色粉状；叶耳不明显；口头的刚毛多数，2-3毫米；叶片长圆状披针形披针形或线形， 18-30 * 2-3.5 纺锤形的厘米Pseudospikelets，2-3.5厘米，无毛；先出叶卵形或卵状披针形，4-8毫米，薄，半透明，先端钝，龙骨2，纤毛；苞片1到数个，长圆形到长圆状披针形，7-22毫米，纸质，很多脉，先端钝的到锐尖或短尖；小穗轴脱节。

Culm sheaths variable in color, densely glaucous, sparsely setose, nearly glabrous on small culms or at culm apex, margins ciliate; auricles falcate, small; oral setae radiate, 4–6 mm; ligule prominent, short, ciliolate; blade green, triangular, lanceolate, or narrowly lanceolate, setulose.

在颜色，密被白霜，稀疏刚毛里易变，在小的秆上近无毛或者在秆顶，边缘具缘毛的竿箨；叶耳镰刀形，小；口头的刚毛散发出，4-6毫米；叶舌突出，短，具短缘毛；给绿色装叶片，三角形，披针形，狭披针形的或，。

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。