indumentum

indumentum

1. 2(1) Abaxial leaf surface with indumentum agglutinated, sometimes splitting.

与毛被一起的叶背面使粘结，有时开裂。

2. Leaf blade obovate, elliptic, or oblong-elliptic, indumentum thin, felted, brown to rufous, especially on adaxial surface. Fl. Jun.

倒卵形的叶片，椭圆形，或长圆状椭圆形的，毛被薄，毡合，棕色到红棕色，特别在正面上花期6月

3. 1 Leaf blade obovate, elliptic, or oblong-elliptic, indumentum thin, felted, brown to rufous, especially on adaxial surface.

倒卵形的叶片，椭圆形，或长圆状椭圆形，毛被薄，毡状，棕色到红棕色，特别在正面上。

4. 1 Leaf blade apex acute, apiculate, abaxial surface pale brown to fawn, with thin, powdery indumentum, hair arms short and pyriform;

先端锐尖的叶片，背面，具细尖淡褐色到淡黄褐色，瘦，敷粉的具，毛具刺短和梨形；

5. apex acute;abaxial surface indumentum thin silvery-white felty to fawn plastered;

先端锐尖背面毛被薄的银白色毡状淡黄褐色粉饰；

6. apex acute;abaxial surface silvery-white to brownish, indumentum thin, compacted and agglutinated;

先端锐尖背面银白色到带褐色，毛被薄的，紧密结合和粘结；

7. indumentum of simple or gland-tipped hairs, often absent.

具单毛毛被或顶端有腺体的毛，通常无毛。

8. indumentum of simple hairs, sometimes absent.

具单毛毛被，有时无。

9. Abaxial leaf surface densely glandular, with a thinner indumentum.

具腺的叶背面密被，具一瘦的毛被。

10. The glandular indumentum is a characteristic feature.

具腺的毛被是一个特有的特征。

11. Only differing from the previous species in indumentum characters.

只在毛被特征里不同于以前的种。

12. 2(1) Leaf base narrow, cuneate, abaxial surface with agglutinated, patchy indumentum.

叶基部狭窄，楔形，背面有粘结，不规则。

13. Leaf indumentum abaxially brownish, thin not lustrous; stamens 12, filaments glabrous; ovary tomentose.

叶毛被背面带褐色，薄不有光泽；雄蕊12，花丝无毛；子房被绒毛。

14. Leaf blade ovate to orbicular, indumentum thick, woolly, fawn to whitish, especially on adaxial surface.

叶片卵形到圆形，毛被厚，具绵状毛，特别在正面上摇尾乞怜带白色。

15. Leaf blade base cuneate or rounded, abaxial indumentum yellowish brown or brownish; corolla white to pinkish, with deep red lines.

叶片基部楔形或圆形，背面黄棕色或带褐色的；花冠白色到带粉红色，具深红色线。

16. leaf blade drying blackish brown, papery, ovate-lanceolate, abaxially sparsely pilose, base obliquely truncate or rounded, basal veins 5, indumentum sparser and shorter.Petals 10-15 mm.

叶片干燥微黑的棕色，纸质，卵状披针形，具柔毛的背面稀疏，基部斜截形或圆形的，基部5脉，毛被稀和短。

17. Leaf blade elliptic to lanceolate; abaxial surface indumentum cinnamon.

叶片椭圆形到披针形；背面毛肉桂色。

18. Leaf blade narrowly oblong, rarely lanceolate or elliptic; abaxial surface indumentum whitish.

叶片狭长圆形，很少披针形的或椭圆形；背面毛带白色。

19. 1 Abaxial leaf surface with 2-layered indumentum, upper layer fulvous, granular, hairs fasciculate.

叶背面具2层毛被，黄褐色，颗粒状的上层，毛束状。

20. Abaxial leaf surface with a patchy discontinuous indumentum.

叶背面具一不规则的不连续的毛被。

21. Abaxial leaf surface with indumentum continuous, not agglutinated.

叶背面具毛被连续，不粘结。

22. Abaxial leaf surface with thin agglutinated indumentum.

叶背面具薄的粘结毛被。

23. Abaxial leaf surface with thin silver-gray or brownish indumentum; corolla pink or rose-purple.

叶背面具薄的银灰色的或带褐色的毛被；花冠粉红色或枚瑰色紫色。

24. Abaxial leaf surface indumentum patchy, discontinuous. Pedicel glandular-hairy.

叶背面毛被不规则，不连续。花梗腺毛。

25. Abaxial leaf surface usually with fawn indumentum; corolla pink to red or white.

叶背面通常具淡黄褐色毛被；花冠粉红色到红色的或白色。

26. 2(1) Abaxial surface of leaves fulvous to rufous, with felted continuous indumentum of branched hairs.

叶背面黄褐色的到红棕色，具毡状分枝毛的连续的毛被。

27. It is sometimes subdivided into more narrowly defined species or infraspecific taxa based on variations in leaf indumentum and spikelet size.

基生叶1/2段秆；叶鞘短于节间，青春期或下半部分；丝状，旋卷的叶片，外表面无毛到密被柔毛；

28. apex obtuse;abaxial surface with persistent, 2-layered indumentum, upper layer fawn to rufous, hairs cup-shaped, only slightly fimbriate, lower layer thin, appressed;

基部楔形先端钝背面具宿存的，2层的毛被，上层淡黄褐色到红棕色，杯状的毛，仅稍流苏状的，下层薄的，贴伏；

29. base tapering;margin revolute;apex obtuse or acute;abaxial surface with indumentum 1-layered, spongy or somewhat agglutinated, whitish to fawn, glabrescent;

基部渐狭边缘外卷先端钝或锐尖背面具毛被1层，海绵状的或稍微地粘结，带白色到淡黄褐色，后脱落；

30. The lemma indumentum is not consistent: spikelets with entirely glabrous lemmas and with obviously pubescent lemmas may be found on the same herbarium sheet.

外稃毛被不一致：在相同的标本馆床单上发现的小穗具完全无毛的外稃和具明显短柔毛外稃可能是。

31. 2(1) Abaxial leaf surface with white to silvery-white indumentum; corolla red to carmine, rarely pink.

对银白色毛被白色的叶背面具；花冠红色到胭脂红，很少粉红色。

32. Branchlets with straight or recurved spines or rarely unarmed, without rust-colored villosulous indumentum on terminal and axillary buds or young inflorescences.

小枝具直或下弯的刺或很少无刺，顶芽、腋芽和幼嫩花序上没有锈色微柔毛。

33. branchlets and petioles with gray-white agglutinated indumentum when young, glabrescent.

幼时的有灰白色的使粘结的毛被的小枝和叶柄，后脱落。

34. young shoots with a thin or thick woolly, whitish to rufous indumentum composed of rosulate, branched or dendroid hairs, sometimes with setae or glands.

幼枝具薄或厚具绵状毛，带白色到红棕色毛被由莲座状组成的，分枝或毛，有时具刚毛或腺体。

35. Young shoots, pedicels, petiole and ovary stipitate-glandular and tomentose; upper layer of leaf indumentum spongy.

幼枝，花梗，叶柄和子房具柄具腺和；上层叶毛被海绵状。

36. Young shoots, pedicels, petiole and ovary eglandular, densely floccose; upper layer of leaf indumentum lax, lanate.

幼枝，花梗，叶柄和子房无腺体，浓密被丛卷毛；上层叶毛被疏松，具绵状毛。

37. adaxial surface glabrous when mature, usually plastered, compacted and agglutinated, rarely loose and felted indumentum.

成熟时正面无毛，通常粉饰，紧密结合并且使粘结，很少松散并且毡合毛被。

38. Leaf blade with thin discontinuous indumentum when mature; petiole and young shoots eglandular.

成熟时的叶片具薄的不连续的毛被；叶柄和幼枝无腺体。

39. abaxial surface glaucous, papillate, glabrous when mature, sometimes with vestiges of reddish brown or whitish indumentum persisting on main veins and midrib;

成熟时背面有白霜，具乳突，无毛，有时红棕色或带白色毛被的具形迹在主脉和中脉上坚持；

40. This species is variable in the shape, size, and indumentum of the leaves and in the length of the neck of the female perianth tube.

本种在叶的形状，尺寸和毛被以及在雌花花被筒部的颈的长度方面是易变的。

41. Indumentum of simple or stipitate glandular capitate trichomes.

毛被为单毛或者具柄腺体的头状毛。

42. Shrubs or trees, unarmed, with rust-colored villosulous indumentum (sometimes becoming bleached) on terminal and axillary buds and usually on young inflorescences.

灌木或乔木，无刺，顶芽和腋芽及通常幼嫩花序上被锈色微柔毛(有时变白)。

43. abaxial surface fulvous or gray-white, indumentum felted or woolly, 1- or 2-layered;

灰白色的黄褐色的或的背面，毛被毡合或具绵状毛，1或2层；

44. Leaf indumentum composed of branched hairs, leaf blade broadly-elliptic, base auriculate-cordate or slightly cordate; corolla unspotted.

由分枝毛，叶片宽椭圆形，心形基部耳形的或稍心形组成的叶毛被；花冠没有斑点。(35

45. indumentum of simple, multicellular hairs;

简单，多细胞毛的毛被；

46. The variations of the ratio between stomatal polar axis and outer stomatal ledge aperture, as well as leaf indumentum of Lasianthus species are well correspondent to their habitats.

粗叶木属植物叶气孔长轴径／径轴变化幅度比较大以及叶表皮上的毛被多样化均能反映其对生态环境的适应变化。

47. abaxial surface with a thick fulvous indumentum, hairs long-stipitate stellate;

背面与最拥挤的地方黄褐色的毛被，毛具长柄星状；

48. abaxial surface with 2-layered indumentum, upper thick, grayish or rufous, hairs broadly cup-shaped, hardly fimbriate, lower layer compacted and thin;

背面具2层毛被，上面厚，浅灰色或红棕色的，宽杯状，几乎不流苏状的毛，下层紧密和薄；

49. abaxial surface with indumentum 2-layered, upper layer thick, fulvous-tomentose, hairs dendroid, lower layer whitish, thin and appressed, midrib rufous-pubescent;

背面具毛被2层，上层厚，被绒毛，毛树枝状，带白色，瘦和贴伏的下层，中间棱短柔毛；

50. abaxial surface with indumentum 2-layered, upper layer fulvous, spongy, lower layer appressed, whitish, epidermis epapillate;

背面具毛被2层，上层的黄褐色，海绵状的，下层贴伏，带白色的，表皮无乳突；

51. abaxial surface with indumentum 2-layered, upper layer red-brown to cinnamon, loose, felted tomentose, hairs branched, lower layer compacted;

背面具毛被2层，上层红棕色到肉桂色，松散，毡合绒毛，毛分枝，下层紧密的；

52. abaxial surface with brownish, 2-layered, indumentum, upper layer agglutinated, patchy, hairs cup-shaped, lower layer grayish, thin and compacted;

背面带褐色，2层的，毛被，上层粘结，不规则，毛杯状的，下层浅灰色，薄和紧密；

53. abaxial surface indumentum 1-layered, red-brown woolly, detersile when mature, hairs branched;

背面毛1层，红棕色具绵状毛，成熟时，毛分枝；

54. abaxial surface indumentum 1-layered, continuous, silvery white to fawn, compacted, hairs rosulate;

背面毛1层，连续，银白色到淡黄褐色，紧密结合，毛莲座状；

55. abaxial surface indumentum patchy or continuous, thickly rufous tomentose;

背面毛不规则或连续，厚被绒毛；

56. abaxial surface indumentum thin, silvery-white, never developing a coppery sheen.

背面毛变薄，银白色，从未发育的带铜色光泽。

57. abaxial surface indumentum persistent, thin, olivaceous or brownish yellow;

背面毛宿存，薄，橄榄色的或带褐色黄；

58. abaxial surface indumentum densely felted, cinnamon to buff, hairs rosulate;

背面毛密被毡合，肉桂色到浅黄色，毛莲座状；

59. abaxial surface indumentum white or silvery-white, developing a coppery sheen when dry.

背面毛白色的或银白色，发育带铜色光泽在干燥时的。

60. abaxial surface indumentum white or silvery-white, sometimes fawn, sometimes later developing a coppery sheen;

背面毛白色的或银白色，有时淡黄褐色，有时候过后发育成有铜色光泽；

61. abaxial surface indumentum white, 1-layered, agglutinated;

背面毛白色，1层，粘结；

62. abaxial surface indumentum continuous, silvery to grayish, hairs rosulate;

背面毛连续，银色到浅灰色，毛莲座状；

63. abaxial surface indumentum silvery-gray, thin, agglutinated, glabrous on midrib;

背面毛银灰色，薄，粘结，在中脉上无毛；

64. abaxial surface pale, papillate, indumentum very thin, veil-like, detersile;

背面浅，具乳突，瘦，象面纱一样的毛被，脱毛；

65. abaxial surface pale brown, upper indumentum densely lanate-tomentose, persistent.

背面淡褐色，上面毛被密被具绵状毛，宿存。

66. abaxial surface yellowish, fulvous, rust-brown or rust-yellow, indumentum thin or thickly felted;

背面淡黄，黄褐色，锈棕色或锈黄的，毛被薄或厚毡合；

67. abaxial surface gray-white to gray-brown, smooth, indumentum dense, continuous, hairs dendroid-branched.

背面灰白色到灰色棕色，平滑，紧密，连续，毛树枝状分枝。

68. Leaf blade base cuneate, abaxial surface with gray-white indumentum; corolla magenta-rose.

背面用灰白色的毛被，叶片基部楔形；花冠红色苯胺染料玫瑰色。

69. abaxial surface foveolate, with dense, 2-layered, indumentum, upper layer of broadly cup-shaped non-fimbriate hairs, lower layer compacted;

背面蜂窝状，具紧密的，2层，毛被，上层宽杯状非流苏状的毛，下层紧密的；

70. abaxial surface silvery-gray to buff, indumentum thin, compacted and agglutinated;

背面银灰色到浅黄色，毛被薄，紧密结合和粘结；

71. abaxial surface silvery-white indumentum thin, compacted and agglutinated;

背面银白色毛被薄，紧密结合和粘结；

72. Leaf indumentum of Lasianthus species can he classified into single-celled hairs and uniseriate multi-celled hairs including linear, twisted and straight-walled hairs.

表皮毛分为单细胞毛和单列多细胞毛两种结构类型以及扭曲毛，线形毛和直壁毛3种形态类型。

73. Stems and inflorescences with indumentum not as above; leaves not or only slightly rugulose.

软的浓密茎和花序，平展，略带紫色或带褐色的，具长柔毛茸毛或；叶皱。(5

74. This is the only species in the subgenus in NW China and can be identified easily by its white appendages and distinctive indumentum.

这是本亚属在中国西北部的唯一一种，通过其白色的附属物和特别的毛被易于鉴定。

75. abaxial surface glabrous or with continuous, discontinuous, compacted or woolly whitish or brown to rufous indumentum.

连续的无毛或具，不连续，紧密结合的或具绵毛带白色或棕色到红棕色毛被的背面。

76. Indumentum usually of stellate hairs or stellate or peltate scales.

通常有星状毛或星状或盾状鳞片。

77. Leaf blade obovate, broadest above the middle, base cuneate, rarely rounded; abaxial surface not glaucous, glabrous or with brownish indumentum.

高于中间，基部楔形，很少圆形倒卵形，宽的叶片；背面不具白霜，无毛的或具带褐色的毛被。(12