单叶的

They have decussately arranged simple leaves often bearing elaborate stipules, and flower parts fused, in fours or fives (sometimes including one extra-large, brightly colored sepal), and 4-5 stamens that alternate with the corolla lobes.

单叶交叉轮生，常生有精巧的托叶；花部分合生在一起，4到5基数（有时包括一个特别大而鲜艳的萼片），4到5个雄蕊与花冠裂片交替分布。

Stem nodes swollen. Stipules interpetiolar, sheathing terminal bud, caducous. Leaves simple, opposite or distichous, petiolate; leaf blade leathery, usually glabrous, margin entire, serrulate near apex, or completely serrulate.

茎节膨大。托叶在叶柄间，具顶芽鞘，早落；单叶，相反或，具叶柄；革质的叶片，通常无毛，边缘全缘，有细锯齿近先端，完全有细锯齿的或。

Racemes 2- or 3-flowered and ebracteate, or flowers solitary on short pedicels originating from axils of rosette leaves.

总状花序2或3花和无苞片，在短花梗上的或花单生起源于莲座丛叶的腋。

Leaves simple, alternate or opposite, exstipulate, margin entire or dentate, venation pinnate or triplinerved.

单叶，互生或对生，无托叶，边缘全缘或具牙齿的，羽状脉或离基三出脉的。

Flowers short pedicellate or sessile, in racemes, spikes, or heads, sometimes solitary in axils of apical leaves.

花短有花梗或无梗，在总状花序，穗状花序，或头状花序，顶端的叶的有时单生在腋处里。

0.5-1.0 cm segments of single leaf of Wanshu 7 were pruned and inoculated on MS solid media with different hormone, and cultured for 30 days in the fallowing conditions of temperature of (27±1)℃, photoperiod of 16 h/d and light intensity of 1 500-2 000 lx.

方法］剪取万薯7号0.5~1.0 cm长的单叶节段，接种到不同激素处理的MS固体培养基，在温度(27±1)℃，光周期16 h/d，光强1 500~2 000 lx条件下培养30 d。

Fruit without pulp vesicles; stamens distinct; flowers axillary, solitary or in few-flowered fascicles; petiole 0.4-2.5 cm, usually bent and/or twisted and ± apically swollen; erect or scrambling shrubs or woody climbers, usually armed.

茎圆柱状或者具条纹，无翅；花冠远长于花萼，通常黄，较少的通常淡紫色，粉红色，带红色，白色，或白色具红色的中心 19 Paramignya 单叶藤橘属

Small slender woolly annual with very narrow opposite leaves and branches bearing solitary golden-yellow flower heads; southwestern Oregon to Baja California and Arizona; often cultivated.

小形、纤细的有毛一年生植物，叶狭窄、对生，有单生的金黄色头状花序；产自俄勒冈西南至加利福尼亚和亚利桑那；常被栽培。

An oak leaf is a simple leaf.

橡树叶为单叶。单纯的；绝对的

A North American orchid bearing a single leaf and yellowish-brown flowers clustered in a raceme.

天距兰北美洲的一种兰花，长有一个单叶和谈灰黄色成穗状花序的花

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。