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具掌状脉

与 具掌状脉 相关的网络例句 [注:此内容来源于网络,仅供参考]

Actinodromous(palmate; digitate) Describing a form of leaf VENATION in which three or more primary veins radiate from the base of the lamina toward the margin, as in sycamore, resulting in a leaf that has several large lobes or several leaflets all originating at the same point.

具掌状脉的:叶子脉序的一种类型。是由叶基分出多条主脉,主脉间又多次分枝,形成细脉。结果往往是在一片叶中,具有起源于同一点的多个裂片或小叶。

Leaf blade with 3-6 palmate basal veins and 1-3 pinnate veins on each side of midrib distally.

叶片具3-6掌状的基出脉和1-3回羽状脉在中脉每边各上部。

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

Petiole slightly furrowed adaxially; leaf blade narrowly elliptic, elliptic, oblong, or ovate, glabrous to densely pubescent, lateral veins actinodromous, often raised abaxially.

正面的叶柄稍棱槽;叶片狭椭圆形,椭圆形,长圆形,或卵形,无毛到密被短柔毛的,侧脉具掌状脉,通常背面突起。

Leaves alternate, spiral, or fasciculate, simple, fleshy or succulent, petiolate or subsessile, deciduous; leaf blade 1-veined or palmately veined, margin entire or 2- or 3-dentate at apex.

叶互生,螺旋状着生,或者簇生,单叶,肉质或者多汁,具叶柄或者近无柄,落叶;掌状的叶片1脉的或脉,边缘全缘或2或3具牙齿的在先端。

Petiole long; leaf blade palmately (3--)5--7(--9)-foliolate; petiolules 0.5--2.5 cm; leaflets 3--13 × 0.3--5 cm, subleathery to leathery, abaxially glaucous and densely very minutely papillose, adaxially green and shiny, base cuneate, margin entire, apex acuminate, acute, or obtuse, sometimes emarginate; secondary veins 6--10 pairs, tertiary veinlets and secondary veins conspicuously prominent on both surfaces or abaxially slightly prominent and adaxially inconspicuous.

叶柄长;掌状叶片(3-)5-7(-9)具小叶;小叶柄0.5-2.5厘米;小叶 3-13 * 0.3-5 厘米,近革质的到革质,背面的有白霜和浓密的细小小乳突,次脉6-10 对,第三细脉和次脉显著的两面突出或背面稍突出和正面不明显。

Leaf blade leathery, with palmate veins, margin entire.

革质的叶片,具掌状的脉,边缘全缘。

Leaves alternate, stipulate, petiolate; leaf blade usually palmately veined, entire or various lobed.

叶互生,具托叶,具叶柄;叶通常为掌状脉,全缘或者各种各样的裂。

Leaves alternate, shortly petiolate, leathery, margin entire, venation pinnate or palmately triplinerved.

叶互生,具叶柄短,革质,边缘全缘,羽状脉或者掌状离基三出脉的。

Cauline leaves petiolate or sessile and cuneate or auriculate, pinnately or palmately veined, entire, dentate, or crenate; ultimate veins ending or not with apiculate callosities.

具叶柄或者无柄和楔形的茎生叶或者耳形,成羽状或者掌状脉,整个,有齿,或具圆齿;末级的脉以具细尖的胼胝体结束不的或。

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