subequal

subequal

1. 2 fruit sepals winglike, linear, or all orbicular or ovate, subequal.

2果萼片翼状的，线形，或全部圆形或卵形的，近等长。

2. lower lip spreading, 3-lobed, lobes subequal or middle lobe longer.

下唇展开，3浅裂，裂片近等长的或中部裂片长。

3. lower lip lobes subequal, apex obtuse and praemorse;

下唇裂片近等长，先端钝和齿蚀状；

4. sterile pistil slender, with terete gynophore, apex inflated, 1.4-1.8 mm, subequal to tepals in length.

不育雌蕊纤细，具圆柱状雌蕊柄，先端膨大，1.4-1.8毫米，与花被片近等长。

5. Mid-culm branches 3, subequal or central dominant.

中间秆的分枝3，近等长的或中心有势力。

6. Subshrubs or perennial herbs. Leaves 3-veined. Male perianth lobes 4(or 5), valvate; female perianth lobes 4, subequal, shorter than achene.

亚灌木或者多年生草本。叶3脉。雄花花被裂片4(或5)，镊合状；雌花花被裂片4，近等长，短于瘦果。

7. Lower internodes of culms glabrous; culm sheath apically subtruncate; auricles subequal, usually reflexed.

低节间的无毛的秆；顶部的竿箨近截形；近等长的叶耳，通常反折。

8. palea subequal to lemma.

内稃近等长于外稃。

9. Branches many per node, deflexed, subequal.

分枝很多每节，外折，近等长。

10. Leaf blade elliptic to broadly so or obovate to obovate-orbicular, margin not reflexed, serrate or roughly long dentate; inflorescence branches subequal.

叶片椭圆形到宽如此或倒卵形到倒卵形圆形，不反折的边缘，有锯齿或粗糙具牙齿的长；花序分枝近等长。(21

11. Buds at culm nodes lanceolate, branches ca. 5, subequal; culm sheath blade erect.

在秆发芽披针形的节，约分开，近等长；竿箨叶片直立。

12. Nutlets gray-brown, semiglobose-tetrahedral, ca. 0.6 mm, smooth, glabrous, shiny, 2 lateral surfaces subequal in size, longitudinally ribbed at their juncture;

小坚果灰棕色，半球形四面体，大约0.6毫米，平滑，无毛，发亮，2侧面大小近等，具纵向肋在他们的接合；

13. connectives arcuate, ca. 3 mm, arms subequal.

弧曲的药隔，约3毫米，具刺近等长。

14. Leaves usually few, along stem, opposite, whorled, or rarely alternate, equal to subequal in a pair;

很少的叶通常，沿茎，对生，轮生，互生的或很少，成对的等长到近等长；

15. glumes subequal, elliptic-oblong, 3-veined, smooth or scaberulous, often scabrid-spinulose on midvein, apex acute or denticulate;

微糙的颖片近等长，椭圆状长圆形，3脉，平滑或，通常具微刺在中脉上，先端锐尖或具小齿；

16. Involucral bracts sheathlike, bladeless, subequal, more than 5 mm, with several to numerous 1-flowered cymes.

总苞片鞘状，无叶片，近等长，超过5毫米，带有对许多1花的聚伞花序的几。(7

17. Mature nutlets dark brown, semiglobose-tetrahedral, ca. 1.3 mm, sparsely spinescent-tuberculate, adaxial bottom surface smaller, 2 lateral surfaces subequal in size;

暗褐色的成熟小坚果，半球形四面体，约1.3毫米，疏生具刺具瘤，底部表面小，大小近等2侧面；

18. Calyx lobes sometimes subequal, persistent.

有时的萼裂片近等长，宿存。

19. Stamens 2 and median, sometimes 6 and tetradynamous or subequal in length, rarely 4 and all median or 2 median and 2 lateral;

有时，雄蕊2和中间和四强雄蕊或长，很少4和全部中间的中间或2和侧的2；

20. Nutlets with adaxial 3 surfaces subequal in size, sessile, attachment scar basal, abaxial surfaces triangular; inflorescences ebracteate.

有正面的3个表面大小近等的小坚果，无柄，附件伤痕基本，背面三角形；花序无苞片。(15

21. palea subequal to lemma, keels shortly stiffly ciliate.

硬的不久的内稃近等长于外稃，龙骨纤毛。

22. dorsal and intermediate ribs slightly thickened, corky, or somewhat protruding, filiform, subequal;

稍加厚的背侧和中间棱，木栓质，或有点突出的，丝状，近等长；

23. Culm sheath auricles subequal, not covered by base of blade; sheath apically subtruncate.

竿箨耳廓近等长，不通过叶片基部盖住；顶部的鞘近截形。

24. Culm sheath auricles subequal; culm internodes with purple stripes initially.

竿箨耳廓近等长；最初的用紫色的条纹节间的秆。

25. lower lip ca. 1/2 as long, 3-lobed, lobes subequal, subcircular, margin undulate.

约下唇1/2作为长，3浅裂，近等长的裂片，，边缘波状。

26. wings yellow-brown, semiorbicular, subequal, margin entire.

翅黄褐色，半圆形，近等长，边缘全缘。

27. Fruit ovoid-oblong or ellipsoid, slightly flattened laterally or dorsally, usually terete; mericarp pentagonal in cross section; all ribs equal or subequal.

背的果卵球形长圆形或椭圆形，侧面稍扁平或，通常圆柱状；分果爿横截面五边形；全部棱等长或近等长。(43

28. abaxial wing semiorbicular, subequal, pellucid membranous, distinctly veined.

背翅半圆形，近等长的，透明膜质，清楚脉。

29. Utricles ovoid, subequal to perianth, ca. 3 mm, circumscissile.

胞果卵形体，近等长于花被，约3毫米，周裂。

30. Corolla purplish, ca. 7 mm long, 2-lipped;lobes subequal, margin sparsely ciliate pubescent;

花冠二唇形，淡紫色，长7毫米，裂片近等大，边缘疏被短柔毛；

31. Corolla bilabiate, usually curved, sometimes tubular-campanulate or funnelform with 5 subequal lobes;

花冠二唇形，通常弯，有时管状钟形或者漏斗状，有5个近等长的裂片；

32. Corolla blue-purple, ca. 1.2 cm long, white pubescent, 2-lipped, upper lip 2-lobed, lower lip 3-lobed; lobes subequal.

花冠蓝紫色，长1.2厘米，被白色短柔毛，二唇形，上唇2裂，下唇3裂，裂片近相等。

33. Corolla lobes 5, subequal, rounded, tube short.

花冠裂片5，近等长，圆形，筒部短。

34. Corolla lobes subequal, rounded or lacerate, tube small, yellow or pale red.

花冠裂片近等长，圆形的或撕裂状，筒部小，黄的或浅红色。

35. style subequal to corolla, glabrous, eglandular.

花柱与花冠近等长，无毛，无腺体的。

36. Style apex 2-cleft, lobes subulate, equal or subequal.

花柱先端2半裂，裂片，等长或近等长。

37. pedicels slender, up to 5 mm, subequal.

花梗纤细，可达5毫米，近等长。

38. Calyx campanulate to tubular, 10-veined, 5-toothed, teeth equal or subequal.

花萼钟状到管状，10脉，5齿，齿等长或近等长。

39. Tepals 5, rarely 1-4, erect or obliquely spreading, sometimes indurate at base after anthesis, green, equal or subequal, membranous.

花被片5，很少1-4，直立或者斜开展，有时使在基部在花后硬化，绿色，等长或近等长，膜。

40. Tepals 6, outer 3 subequal to inner 3, elliptic, 2-2.5 mm, sparsely reticulate-veined, abaxially light green with white margin.

花被片6，外部3近等长于内部3，椭圆形，2-2.5毫米，稀少网状脉，背面淡绿具白色边缘的。

41. bracts absent;rays 10, up to 4 cm, subequal;

苞片无伞辐10，可达4厘米，近等长；

42. bracts absent;terminal umbel with rays ca. 25, ca. 4 cm, subequal, pulverous-roughened;

苞片无顶生伞形花序具伞辐大约25，大约4厘米，近等长，粉状使粗糙；

43. Stem absent; panicle, similar to spike or capitulum; stamens subequal to perianth.

茎无；圆锥花序，类似于穗状花序或小头花状序；雄蕊近等长于花被。(4

44. Herbs erect. Leaf blade rhombic-ovate or ovate, margin serrate, apex lanceolate or acute. Female perianth lobes subequal, linear, shorter than or subequal to achene. Achene with brownish dots.

草本直立。叶片菱形的卵形的或卵形，边缘有锯齿，先端披针形的或锐尖。雌花花被裂片近等长，线形的，短于或近等长于瘦果。瘦果有带褐色的小圆点的。

45. Calyx teeth narrowly triangular. Corolla dark gray-red, to 2.5 cm, upper lip entire, middle lobe of lower lip subequal to lateral lobes.

萼齿狭三角形。花冠深灰色红，对2.5厘米，上面唇全缘，下唇近等长于侧面裂片的中部裂片。

46. Capsule subtruncate and retuse at apex, carpels subequal, horizontal; if capsule apex not truncate then carpels distinctly unequal and divaricate.

蒴果近截形和微凹在先端，心皮，水平；那么蒴果先端不削去如果和极叉开的心皮明显不等。(4

47. lobes 4 or obscurely 5, spreading, subequal to clearly 2-lipped.

裂片4或不明显5，平展，明显二唇形的近等长于。

48. lobes 5, subequal, upper 1 enlarged.

裂片5，近等长，上面的1扩大。

49. lobes ovate-triangular, subequal, apex acute, with 2 petaloid plaits;

裂片卵形三角形，近等长，先端锐尖，具2瓣状的褶皱；

50. lobes elliptic, subequal, margin sinuate or dentate.

裂片椭圆形，近等长，边缘具深波状的或具牙齿。

51. lobes subequal.

裂片近等大。

52. Lower sepal navicular, vertical, with a curved spur;spur subequal to limb, 5-6 mm, apex with a groove or 2-fid.

距近等长于冠檐，5-6毫米，先端具一具凹槽或2裂。

53. rachis from tip of rhizome, subequal to leaves, 2-4-branched, 5-7 mm in diam. at base, glabrous or sparsely papilliferous.

轴生于的根茎端部，近等长于叶，2-4分枝，在基部5-7毫米直径，无毛或者稀少乳头状突起。

54. Longer stamens subequal to petal length, shorter ones subequal to gynoecium length.

较长的雄蕊与花瓣近等长，较短的雄蕊与雌蕊群近等长。

55. subequal segmentation

近等(卵)裂

56. teeth subequal, close together, rarely divergent following anthesis.

近等长的齿，相近，很少分叉跟随。

57. teeth subequal, triangular, teeth of upper lip acuminate, middle tooth larger.

近等长，三角形的齿，渐尖的上唇，大的中间齿的齿。

58. ovary oblong, glabrous, with 3 subequal wings, placentae parietal;

长方形的子房，无毛，有3翅，侧膜胎座；

59. Stamens 30-40, subequal, possibly monomorphic.

雄蕊30-40，近等长，也许单型。

60. Stamens 4(or 5), didynamous or subequal;

雄蕊4(或者5)，二强雄蕊或；

61. Stamens 4, subequal or anterior 2 longer, inserted on apical half of corolla tube;

雄蕊4，前面的近等长或长，顶端的着生于花冠筒的一半；

62. Stamens 4, subequal, included in upper lip or slightly exserted;

雄蕊4，近等长，在上唇或稍外露内包括；

63. Stamens 6, spreading or suberect, slightly tetradynamous or subequal;

雄蕊6，平展的或近直立，稍四强雄蕊或者近等长；

64. Stamens 8, subequal to petals in male flower, reduced and sterile in female flower.

雄蕊8，在雄花中与花瓣近等长，在雌花内退化和不育。

65. Female perianth lobes dimorphic, subequal, abaxial lobe hooded, 1/2 as long as achene, lateral 2 lobes triangular-ovate, membranous.

雌花花被裂片二形，近等长的，背面裂片盔状，1/2倍于瘦果，三角状卵形的侧2裂片，膜质。

66. Female perianth lobes free, subequal or lateral ones slightly larger, all oblong-cymbiform, as long as achene in fruit.

雌花花被裂片离生，近等长的或侧生的稍大，全部舟状长圆形，在果期的等长于瘦果。

67. 2(1) Female perianth lobes linear, subequal, shorter than or subequal to achene.

雌花花被裂片线形，近等长，短于或近等长于瘦果。

68. Female flowers: perianth lobes 4, connate at base, subequal, lateral lobes slightly larger;

雌花：花被裂片4，在基部合生，近等长，侧面裂片稍大；

69. glumes equal or subequal to spikelet, 7-veined, papillose-hispidulous especially above middle, obtuse;

颖片等长或近等长到小穗，7脉，具小乳突具短硬毛的特别是在中部以上，抑制；

70. glumes linear-lanceolate, subequal or lower glume slightly longer, keel scabrid, apex subulate;

颖片线状披针形，近等长的或更低的颖片稍长，龙骨状粗糙，先端钻形；

71. glumes subequal to spikelet, lower glume slightly shorter than or equaling upper glume, 1-veined, upper glume 3-veined, apex acute or obtuse, often lacerate;

颖片近等长于小穗，更低的颖片稍短于或等长上面颖片，1脉，上面颖片3脉，先端锐尖的或钝，通常撕裂状；

72. teeth 5, subtriangular, subequal, apex acute to obtuse.

齿5，近三角形，近等长，先端锐尖到钝。

73. teeth 5, subequal or 3 posterior teeth longer, triangular to oblong or broadly ovate, usually longer than tube, apex spinescent.

齿5，近等长或后唇瓣齿长，三角形到长圆形或宽卵形，比筒部，具刺的先端通常长。