petiole
petiole
1. Annual branches glabrous. Petiole adaxially puberulent only; leaf blade abaxially sparsely pubescent or subglabrous on veins or vein axils.
一年生枝无毛。仅正面的叶柄被微柔毛；叶片背面疏生短柔毛或近无毛在脉上或脉腋。
2. On one-year-old tawny sticks, with oval-shaped Pikong, especially near the petiole more.
一年生枝浅黄褐色，具椭圆形皮孔，尤以叶柄附近为多。
3. Petiole compressed, at least distally, capsule with a longer, slender stipe.
上部至少，压扁的叶柄，蒴果具长，纤细。(18
4. Petiole of lower stem leaves less than 3 cm; leaf blade broadly cuneate to attenuate at base; pedicels of lowermost flowers less than 2(-3.2) cm.
下部茎叶少于3厘米的叶柄；对渐狭的在基部宽楔形的叶片；最下的花少于2(-3.2)厘米的花梗(22
5. Tissue nitrate contents in different organs of pakchoi were in the decreasing order of petiole > leaf blade > root, but no significant difference was found among these three organs.
不同器官组织硝酸盐含量呈叶柄>叶片>根系，而各器官液泡硝酸盐活度不存在显著差异；
6. The Xanthium sibiricum callus was induced on the MS culture medium attaching different kind and concentration hormone by Xanthium sibiricum blade, petiole and stem as explants.
不同组合及浓度配比的培养基对愈伤组织的诱导率存在显著差异,苍耳对2,4-D敏感,不宜用来诱导愈伤组织;
7. Cauline leaves not auriculate, sagittate, nor amplexicaul, proximal leaflets or leaf lobes attached to a distinct petiole well above the node.
不茎生叶耳形，箭头形，也非抱茎，最近传单或者叶耳垂着生明显的叶柄远远超过那些节点。(22
8. Asia limited soybean pod habits of the general trend is the balance organs: leaves (or grain)> stem> Paper pod> root> petiole.
亚有限结荚习性大豆的器官平衡总趋势是：叶片(或籽粒)>茎秆>荚皮>根系>叶柄。
9. The cotyledons with petiole and hypocotyls were In Vitro Cultured in the media supplemented with different concentrations of 6-BA and NAA,in Chinese kale(Brassica alboglabra Bailey).
以尖叶中迟芥蓝为材料,取其带柄子叶和下胚轴进行组织培养,用不同浓度的6-BA和不同浓度的NAA处理,之后在生根培养基上分化根。
10. Inflorescences umbels, sessile, borne on midvein of leaf blade, rarely on petiole of leaves on upper part of young branches.
伞形花序，无柄，生于叶片的中脉上，少数生于幼枝的叶柄的上部。
11. Branchlets, leaf rachis, leaf petiole, and lower side of leaflet midrib densely pubescent.
传单中脉的小枝，叶轴，叶柄和更低的边密被短柔毛。
12. But the structural feature and the arrangement of vascular bundles at the abaxial end of the mature leaf petiole of the same species are similar to those of the leaf blade base, which are relatively stable.
但在同一品种的成熟叶叶柄远轴端与叶片基部相接处的结构特征和维管束排列形状常相同,比较稳定。
13. Distinguish using nitrate test strips: if P deficient, petiole sap should give high reading for nitrate.
使用硝酸盐测试条来区别：如果缺磷，叶柄体液应含较多的硝酸盐。
14. Branchlets, petiole, leaf blade, and inflorescence sparsely or densely shortly stalked glandular. Petiole and abaxial leaf blade veins not tuberculate. Flowers dark purple. Calyx glabrous.
偷偷走近的稀少的小枝，叶柄，叶片和开花或者密被短的腺。叶柄和背面的叶片脉不具瘤。花深紫色。花萼无毛
15. Leaflets abaxially sparsely pilose, base of petiole or stem sparsely glandular hairy.
具柔毛的小叶背面稀疏，叶柄或茎疏生腺毛的基部。
16. Petiole canaliculate, 5-10 mm, minutely punctate;
具沟的叶柄，5-10毫米，具微小点；
17. Leaves simple, palmately lobed, margins serrate, stipules united with petiole, sheathing at base.
单叶，掌状浅裂，边缘有锯齿，托叶与叶柄合生，具鞘的在基部。
18. Phosphorus and potassium mainly distributes in petiole at seedling stage, then phosphorus mainly distributed to first grade taro, while potassium mainly distributed to second grade taro.
发棵后期和球茎膨大期主要分配在芋球茎中，其中氮磷的分配率为子芋大于孙芋，而钾则是孙芋中分配多于子芋。
19. Leaves 1--3, linear to orbicular-ovate, base usually narrowed into a petiole; ovary base often constricted into a short stipe; ovules 1 per locule.
叶1--3，卵形线形的到圆形，基部通常缩小成为叶柄；子房基部通常缢缩的成为一短柄；胚珠1每室。(2
20. Leaves 2 or more pairs, equal to slightly unequal in each pair; petiole 0.3-6 cm; calyx 5-sect from base or near base, tube to 1 mm; stigmas equal, oblong to deltoid.
叶2对或更多，用每对等于稍不等长；叶柄0.3-6厘米；花萼5个教派的自基部或近基部，对1毫米的筒部；柱头等长，长圆形正三角形。(2
21. Leaves pubescent on both surfaces; petiole narrowly winged and pubescent; utricles ovoid.
叶两面被短柔毛；叶柄狭翅和短柔毛；胞果卵球形。
22. Leaves basal; petiole up to 3 cm; leaf blade elliptic, 2-3 cm long and 1.1-1.9 cm wide, apex rounded, base cuneate, margin serrulate, white pilose on both surfaces.
叶全部基生；叶片椭圆形，长2-3厘米，宽1.1-1.9厘米，先端圆形，基部楔形，边缘具细齿，两面被白色柔毛；叶柄长可达3厘米。
23. Leaves with short petiole, 4-9 mm, base cuneate, lateral veins neither impressed adaxially nor prominent abaxially; capsule with light-colored grooves when mature.
叶具短叶柄，4-9毫米，基部楔形，侧脉既不正面凹陷也不背面突起；成熟时的蒴果具浅色的槽沟。
24. Leaves long petiolate, petiole 5--15 mm; perianth tube often with short, cottony hairs inside.
叶具长叶柄，叶柄--15毫米；在里面的有短，似棉的头发的经常的花被筒。(35
25. Leaves thickly leathery, obovate-elliptic to elliptic, 8-12 cm long, 4-5 cm wide, apex acute, base cuneate, glabrous, serrulate; petiole 0.6-1 cm long.
叶厚革质，倒卵状椭圆形至椭圆形，长8-12厘米，宽4-5厘米，先端短尖，基部楔形，无毛，边缘有细钝齿；叶柄长0.6-1厘米。
26. Leaves thickly leathery, broadly elliptic, 8-11 cm long, 4-6.5 cm wide, apex acute, base broadly cuneate, entire, with reddish brown glandular dots on abaxial surface; petiole broad and flat, 1.5-2 cm long.
叶厚革质，阔椭圆形，长8-11厘米，宽4-6.5厘米，先端急尖，基部阔楔形，全缘，背面被红褐色腺点；叶柄宽扁，长1.5-2厘米。
27. Leaves basal and cauline; petiole glabrous; leaflets attenuate toward base.
叶基生和茎生叶柄无毛；小叶向基部渐狭。
28. Leaves basal, rosulate, narrowly oblong to oblanceolate or obovate, proximally gradually narrowed to a petiole, evergreen, margin smooth, sometimes minutely undulate.
叶基生，莲座状，狭长圆形到倒披针形或倒卵形，下部逐渐狭窄到叶柄，常绿，平滑的边缘，有时微小的波状的的。
29. Leaves basal, rosulate, linear to lanceolate or oblanceolate, or spatulate, basally gradually narrowed to a petiole.
叶基生，莲座状，线形到披针形或倒披针形，匙形的或，基部逐渐狭窄至一叶柄。
30. Leaf base often narrowed into a petiole, spurless.
叶基部通常缩小成为叶柄，无距。
31. Leaves mostly more than 5 cm, often saliently lobed; petiole mostly more than 1.5 cm; inflorescences mostly extra-axillary or axillary.
叶多数超过5厘米，通常浅裂；多数的叶柄超过1.5厘米；多数的花序腋外生的或腋生。(19
32. Leaf with normal blade and petiole, such as Pereskia aculeate Mill.
叶子片状,生长正常的像:仙人藤.
33. Leaves opposite;adaxial surface of petiole often with a basal semicircular or semiamplexicaul ocrea.
叶对生有一基本的半圆或者半抱茎托叶鞘的叶柄通常的正面。
34. Leaves opposite, entire, those of a pair unequal, terete to flat, petiole broadening at base forming a sheath around stem.
叶对生，全缘，一对的不等长，圆柱状的到平，叶柄扩大在基部的在茎周围形成一鞘。
35. Leaves distinctly petiolate, petiole 1--8 cm, leaf blade linear-lanceolate to elliptic or broadly oblanceolate.
叶明显有叶柄，叶柄--8厘米，叶片线形披针形到椭圆形或宽。(4
36. Petiole 1-2(-9) cm; leaf blade elliptic, base narrowly cuneate; figs many.
叶柄1-2(-9)厘米；叶片椭圆形，基部狭楔形；榕果很多。
37. Petiole 1-7 cm, usually less than 1/2 as long as leaf blade; leaf blade elliptic, elliptic-lanceolate, oblong, or obovate, apex rounded, mucronate, or acuminate.
叶柄1-7厘米，通常少于1/2的倍于叶片；叶片椭圆形，椭圆状披针形，长圆形，或倒卵形，先端圆形，短尖，或渐尖。(8
38. Petiole 1.5-5 cm; leaf blade 6-10 cm, broadly elliptic, ovate-orbicular, or triangular-ovate, abaxially gray-white tomentose, adaxially glabrous, marginal teeth often prominently awned.
叶柄1.5-5厘米；6-10厘米的叶片，宽椭圆形，卵圆形，或三角状心形的，灰白色被绒毛，正面无毛，边缘齿通常显著具芒的。
39. Petiole 2-3 mm. Sepals inside sericeous. Filaments sparsely pilose.
叶柄2-3毫米。萼片在里面被绢毛。花丝疏生柔毛。
40. Petiole 3-5 cm; leaf blade to 14 cm, abaxially loosely yellow-brown or gray stellate tomentose to pubescent, marginal teeth short and broad.
叶柄3-5厘米；叶片达14厘米，背面松弛黄褐色或灰色被星状绒毛到短柔毛，边缘齿短和宽的。
41. Petiole 4-5 mm; leaf blade oblong-elliptic to elliptic.
叶柄4-5毫米；叶片长圆状椭圆形的到椭圆形。
42. petiole 4-7 cm, base sheathlike;
叶柄4-7厘米，基部；
43. Petiole less than 1 mm, densely strigillose;
叶柄不到1毫米，密被短糙伏毛；
44. Petiole pilose; leaf blade pubescent along veins. Catkin rachis pubescent. Capsule pubescent, shortly stipitate.
叶柄具柔毛；叶片沿脉具短柔毛。柔荑花序轴短柔毛。蒴果短柔毛，具短柄。
45. Leaf petiole villous. Leaf and bract blade central segment broadly rhombic, apex many lobulate or many dentate; lateral segments unequally 2-parted.
叶柄具长柔毛。叶和苞片中心裂片宽棱形，先端很多具小裂片或很多具牙齿的侧裂片不相等的2深裂。
46. Petiole to 0.4 cm wide; rhizome usually without conspicuous internodes, or plants not rhizomatous (rarely rhizomes unknown).
叶柄到0.4厘米宽；根状茎通常没有明显节间，或植株不根状茎(未知的根状茎的很少)。(14
47. Petiole to 0.4 cm wide; apical internodes of rhizome inconspicuous, or plants not rhizomatous.
叶柄到0.4厘米宽；顶端根状茎节间不明显，或植株不根状茎。(6
48. Olive or petiole and cauline stalk are Brown.
叶柄及茎秆黄绿色或褐色。
49. The process of petiole in reflecting the variation of plant growth increment and nitrate accumulation among spinach cultivars was not coincided with that of blade.
叶柄和叶片在反映品种间生长量和硝态氮含量变异方面的作用并不相同。
50. Petiole and leaf blade abaxially densely pubescent.
叶柄和叶片背面密被短柔毛。
51. Petiole and leaf margin glabrous.
叶柄和叶缘无毛。
52. Petiole and catkin rachis glabrous.
叶柄和柔荑花序轴无毛。
53. Petiole and catkin rachis tomentose.
叶柄和柔荑花序轴被绒毛。
54. Petiole base dilated into stipulelike projections; leaflet blade base rounded or subcordate; sepals white or dark purple; anther apiculus 0.5--1 mm.
叶柄基部膨大成托叶状凸出的；小叶叶片基部圆形或近心形；萼片白色的或深紫色；花药细尖的0.5--1毫米(89
55. petiole persistent and thornlike;
叶柄存在和刺状；
56. Petiole densely pubescent; leaf blade lanceolate or narrowly lanceolate, abaxially glaucous, pilose, adaxially dull green, base broadly cuneate or cuneate, apex shortly acuminate.
叶柄密被短柔毛；叶片披针形的或狭披针形，背面的有白霜，具柔毛，正面黯淡绿色，基部宽楔形或楔形，先端短渐尖。
57. Petiole densely pubescent; leaf blade abaxial surface densely pubescent on veins, margin crenate-serrate.
叶柄密被短柔毛；叶片背面的密被短柔毛的在脉上，边缘具圆齿有锯齿。
58. Petiole glabrous. Inflorescence, pedicels, and flowers glabrous.
叶柄无毛。花序，花梗和花无毛。
59. Leaf petiole glabrous or subglabrous. Leaf and bract blade central segment obovate, apex 3-lobulate or 3-dentate; lateral segments unequally 2-lobed or 2-lobulate, or entire.
叶柄无毛或近无毛。叶子和苞片中心裂片倒卵形，先端具3小裂片或者3具牙齿；不相等的侧裂片2裂的或2具小裂片，或全缘。
60. Leaf petiole glabrous; leaf blade glabrescent on both surfaces or abaxially sparsely hispidulous on midvein. Inflorescence rachis and pedicels pubescent, also with glandular hairs.
叶柄无毛；叶片在两面上后脱落无毛或背面稀疏具短硬毛在中脉上。花序轴和花梗短柔毛，也是具腺毛。
61. Petiole glabrous; corolla lobes entire; fruit sublinear or oblong, if ovoid then long beaked.
叶柄无毛；花冠裂片全缘；或长圆形的果近线形，如果卵形体那么具喙的长。(4
62. The cross section of petiole of them had two vascular bundles.The thickness of cutin of petiole changed significantly in respect that the cultivars.
叶柄横切面均2枚维管束，叶柄角质层厚度随横切面长的变化而变化的程度明显。
63. Petiole narrowly winged, pubescent; leaf blade membranous, both surfaces pubescent and ciliate. Utricles ovoid.
叶柄狭翅，短柔毛；叶片膜质，两面具短柔毛和具缘毛。胞果卵球形。
64. Petiole sparsely puberulent; leaf blade abaxial surface sparsely puberulent on veins, margin serrulate or inconspicuously undulate.
叶柄疏生微柔毛；背面的叶片疏生微柔毛的在脉上，边缘有细锯齿或不明显波状。
65. Petiole weak point has vertical channel, face of blade delimits with fingernail quarter can show purple nick.
叶柄短有纵沟,叶面用指甲划刻可现紫色划痕。
66. Leaf petiole pubescent or hispidulous; leaf blade with conspicuous hairs on both surfaces, abaxially hispidulous on veins. Inflorescence rachis and pedicels pubescent.
叶柄短柔毛或者具短硬毛；叶片具明显毛在两面，背面具短硬毛在脉上。花序轴和花梗短柔毛。
67. Petiole dilated at apex; leaf blade narrowly triangular-ovate, base truncate to shallowly cordate, margin sparsely serrate. Racemes terminal or axillary, composed of verticillasters.
叶柄膨大的在先端；卵形叶片狭三角形，基部截形到浅心形，边缘稀疏锯齿。总状花序顶生或腋生，由轮状聚伞花序组成。
68. Petiole appressed sericeous, leaf blade 3-foliolate, leaflets abaxially appressed sericeous, rarely glabrescent or pilose, margin of lateral leaflets lobed to parted, sometimes entire.
叶柄贴伏被绢毛，叶片具3小叶，小叶背面被绢毛，很少脱落无毛或具柔毛，边缘的对深裂，有时全缘浅裂的侧生小叶。
69. Petiole more than 15 mm; leaf blade base rounded; apex acute or apiculate. Corolla lobes 7, entire; stigma ca. 2 mm in diam.
叶柄超过15毫米；叶片基部圆形；先端锐尖的或具细尖。花冠裂片7，全缘；柱头直径约2毫米
70. Leaf petiole more than 2 mm wide; involucral bract blade undivided or sometimes 3-lobed; cyme 1-flowered; sepals glabrous or sparsely puberulent; staminodes sometimes present.
叶柄超过2毫米宽；总苞片不裂或有时3浅裂；聚伞花序1花；萼片无毛的或疏生微柔毛；退化雄蕊有时宿存。(50
71. Petiole nearly absent; leaf blade lanceolate, (6-)12-16 (-19) X (1-)2-4 cm, base decurrent, both surfaces subglabrous, abaxially orange glandular. Calyx outside densely orange glandular.
叶柄近无；披针形的叶片，(6-)12-16(-19)X(1-)2-4厘米，基部下延，两面近无毛，具腺的背面橙。花萼外面密被橙具腺。
72. petiole 1-1.5 cm long, glabrescent.
叶柄长1-1.5厘米，后近无毛。
73. Petiole grows about 1 millimeter, by short fluff.
叶柄长约1毫米,被短柔毛。
74. Petiole ca. 4 cm or longer; leaf blade ca. 8 cm or longer, abaxially softly pubescent throughout.
叶柄长约的4厘米或长；叶片长约8厘米或长，背面各处具软的短柔毛。
75. Petiole to 1 cm; leaf blade glaucescent abaxially, to 7 cm, glabrous on both surfaces, base cuneate. Inflorescences and hypanthium abaxially glabrous.
叶柄长达1厘米；带白霜背面的叶片，在7厘米，两面无毛，基部楔形。花序和托杯背面无毛。
76. Petiole long; leaf blade lobed more than halfway to base; lobes 5, broadly ovate-lanceolate, margin sharply serrate. Ovary and fruit glabrous. Fruiting pedicel 5-8 mm.
叶柄长；叶片浅裂的多于半路上至基部；裂片5，宽卵形披针形，边缘锐有锯齿。子房和果无毛。果梗5-8毫米
77. Petiole pubescent, veins of leaf blade with dense short setae.
叶柄青春期，脉的叶片具紧密的短。
78. Petiole, leaf veins, pedicel, and hypanthium glabrous; pome subglobose or obovoid.
叶柄，叶脉，，和托杯无毛；梨果近球形的或倒卵球形。(8
79. Leaf blade (1.5-)2-5(-7) mm wide; petiole thin or rarely slightly thickened, papery, often not purplish.
叶片(1.5-)2-5(-7)毫米宽；叶柄薄的或很少稍加厚，纸质，通常不略带紫色。(7
80. Leaf blade apex caudate; branchlets reddish glandular papillose; petiole 0.3-0.6 cm.
叶片先端尾状；小枝带红色腺具小乳突；叶柄0.3-0.6厘米(29
