有单叶的

Single leaf alternate, oval to lanceolate , there is a clear and thick jagged edges or deep cleft, base wedge-shaped, with petiole, the first capitulum solitary or a few stems and branches set born in the top of the outer phyllaries green multi-layer, strip, edge membranaceous; tongue Flower-shaped yellow, red, purple or white or light green.

单叶互生，卵形至披针形，边缘有明显而粗大锯齿或深裂，基部楔形，有叶柄，头状花序单生或数个集生于茎枝的顶端，外层总苞片绿色多层，条形，边缘膜质；舌状花黄色，红色、紫色或白色甚至浅绿色。

Consisted of single, double vascular bundle, transition types between them, but given priority to double vascular bundle; the epidermal cell consisted of cutin layer; the hypodermis consisted of typical two-layer of parenchyma cells arranged continuously or discontinuously.

云南松针叶的维管束以双维管束为主，同时亦有单维管束以及介于单、双维管束之间的过渡类型；皮下层为典型的二型皮下层；表皮层的角质层明显；树脂道多为典型的外生型。

Leaves alternate, often distichous; petiole short; leaf blade simple, margin entire or serrulate, venation pinnate.

叶互生，通常2列；叶柄短单叶，有细锯齿的边缘全缘或，羽状脉。

Leaves simple, alternate on long, 1-year-old branchlets or single and subterminal on short, many-year-old branchlets, marked by crowded concentric scars from petiole bases and bud scales from former years; leaf blade palmately veined.

单叶，在1年生枝条上互生，在短的多年生枝条上单生或近顶生，叶柄和往年的芽鳞基部有同心的疤痕叶片具掌状脉。

Calcareousness lime and plant ash could control this disease applied only, the optimum applying method is mix potassium permanganate with calcareousness lime base on compost in different plant period in growing season..

石灰或草木灰塘施或对水浇施，腐熟农家肥和石灰或高锰酸钾配合使用对根肿病的发生均有较好的抑制作用；单施农家肥和高锰酸钾对根肿病控制效果不理想，用腐熟农家肥作底肥＋1%石灰水播种后浇塘＋1%石灰水三叶期浇根＋1%石灰水六叶期再浇根的组合模式可以有效地控制对根肿病的发生与危害。

Leaves 1-foliolate, rarely 3-foliolate or simple; petiole usually articulated with base of leaf blade, usually conspicuously winged; leaf blade subleathery to leathery, with dense pellucid fragrant oil dots, margin crenulate or rarely entire.

叶单身复叶，单叶或很少掌状3小叶叶柄通常与叶片基部间有关节，通常明显具翅；叶片近革质到革质，具浓密透明芳香的油点，边缘具细圆齿或很少全缘。

Leaves opposite, subopposite, whorled, spiraled, or alternate, usually petiolate, estipulate; petiole sometimes persistent and thornlike; leaf blade simple, margin entire or subentire, sometimes toothed, glands often present between crenations of proximal margin and at base or on petiole.

叶对生，近对生，轮生，螺旋状排列，或者互生，通常具叶柄，无托叶；叶柄有时宿存并刺状；单叶，边缘全缘或者近全缘，有时具齿，通常在近端部和基部的圆锯齿之间或叶柄上有腺体。

Leaves alternate, simple, pinnately veined, entire to irregularly serrate or lobed, rarely pinnatifid; stipules absent or rarely present.

叶互生，单叶，羽状脉，全缘、有不规则的有锯齿或者浅浅裂，很少羽状分裂；存在的无托叶或很少。

Shrubs, usually aerial hemiparasites on other seed plants, often spreading along host by runners, more rarely terrestrial root-parasitic shrubs or trees, nodes not articulated, glabrous or hairy, hairs often stellate or verticillate. Leaves opposite or alternate, stipules absent; petiole often indistinct; leaf blade simple, usually pinnately veined, margin entire.

灌木，通常半寄生在其它种子植物的树上，通过匍匐茎在寄主身上延伸，很少为根寄生的地生灌木或乔木，节没有关节，无毛或有毛，通常为星状毛或具毛轮，对生叶或交替，托叶无；叶柄不明显；单叶，通常羽状脉，边缘全缘。

Like most monocots, orchids generally have simple leaves with parallel veins, although some Vanilloideae have a reticulate venation.

就如同大部分的单子叶植物，兰科植物通常具有有平行脉的单叶，尽管一些香荚兰亚科植物具有网状叶脉。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。