羽状

Leaves alternate, linear to linear-lanceolate or oblong-lanceolate, pinnatifid or dentate.

叶互生，线形的到线状披针形或长圆形披针形，羽状半裂的或具牙齿。

Texas annual with coarsely pinnatifid leaves; cultivated for its showy radiate yellow flower heads.

产自得克萨斯州的一年生草本植物，叶子呈羽状半裂；栽培以供观赏其艳丽的、呈辐射状的黄色头状花序。

At least basal leaves dentate, serrate, or pinnatifid; median filaments free; stems glabrous or with straight trichomes.

至少基生叶具牙齿，使成锯齿波，或羽状半裂；中间的花丝离生；茎无毛的或具直的毛状体。

Basal leaves petiolate, not rosulate, simple, entire, sinuate-dentate, or pinnatipartite.

具叶柄的基生叶，不莲座状，单，全缘，具牙齿，或羽状深裂。

Basal leaves petiolate or sessile, rosulate or not, entire, dentate, or pinnatisect.

基生叶具叶柄的或无梗，与否莲座状，全缘，具牙齿，或羽状全裂。

Sepals valvate in bud; style usually strongly elongate and plumose in fruit; cauline leaves opposite, rarely alternate

镊合状的萼片在芽中；通常花柱强烈拉长和在果期羽状；茎生叶相反，很少互生 29 Clematis 铁线莲属

Basal leaves petiolate, rosulate or not, simple, entire or variously pinnately dissected.

具叶柄，莲座状的基生叶与否，单，全缘的或各种地回羽状多裂。

Basal leaves petiolate or rarely sessile, rosulate or not, simple, entire, dentate, or pinnately lobed.

基生叶具叶柄的或很少无梗，与否莲座状，单，全缘，具牙齿，或羽状浅裂。

Basal leaves petiolate, rosulate, simple, 1- or rarely 2-pinnatisect, sometimes entire, densely pubescent.

具叶柄，莲座状，单的基生叶，1-2羽状全裂，有时全缘，密被短柔毛的或很少。

Stipules caducous, small; leaf blade thinly leathery; lateral veins pinnate; tertiary veins scalariform , margin entire. Flowers sessile or shortly pedicellate, in lax panicles of unilateral racemes; bracts early caducuous, linear.

托叶早落，小；叶片薄革质；侧脉羽状；第三脉梯状，边缘全缘花无梗或有短花梗，在疏松单侧的总状花序圆锥花序里；苞片早落，线形。

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。