查询词典 obtuse

Glumes (1–)3(–5), transitional with basal, sterile lemmas; lemma 7- to many veined, abaxially commonly puberulent and with distinct tessellation, adaxially slightly scabrous with minute setulae, apex acuminate with an awnlike point; palea conspicuously smaller than lemma or equaling in length but much narrower in upper florets, abaxially minutely setulate, 2-keeled, 2–4-veined between and beside keels, apex obtuse or emarginate; lodicules 3, membranous with thickened lower portion, 5–7-veined, margins ciliate, anterior pair of lodicules usually asymmetrical.

颖片(1-)3(-5)，基部，不育的过渡具；外稃7-在很多脉，背面通常被微柔毛并且有清楚棋盘花纹，有微小setulae，芒状点的先端渐尖正面有点粗糙；内稃显著但是非常在上面小花内狭窄的小于外稃或者等长，鳞被3，膜质具加厚更低的份，5-7脉，边缘具缘毛，前面的对鳞被通常不对称。

Filaments connate basally into a hyaline ring; anthers basifixed, linear, apex obtuse.

基部的花丝合生成为一透明的戒指；花药基着，线形，先端钝。

Petiole 2-6 mm; leaf blade ovate or elliptic, 3.5-7 × 2.5-4.5 cm, both surfaces glabrous, or abaxially sparsely villous along veins or densely white villous, base cuneate or broadly so, margin entire or serrate distally, apex acute or acuminate; leaves on flowering shoots with petiole 2-3 mm, leaf blade ovate, elliptic-lanceolate, or ovate-lanceolate, 1.5-4 × 0.5-1.5 cm, veins 3, basifugal, base cuneate or broadly so, margin subentire, apex obtuse or acute.

叶柄2-6毫米；叶片卵形或椭圆形， 3.5-7 * 2.5-4.5 厘米，两面无毛叶在花嫩枝具叶柄2-3毫米，叶片卵形上，椭圆状披针形，披针形或卵形， 1.5-4 * 0.5-1.5 厘米，脉，basifugal，基部楔形或宽楔形，边缘近全缘，先端钝或锐尖。

Leaves bipinnate, 10-25 cm long, usually with 2 pairs of pinnae, rachis often ending in a tendril; pinnae with 2-4pairs of leaflets and terminal tendrils; leaflets opposite, oblong or long obovate, 3-9cm long, 1.5-4cm wide, apex obtuse or emarginated, bas

叶为二回羽状复叶，长10-25厘米，叶轴先端常变为卷须，羽片通常2对，顶生1对羽片变为卷须；小叶2-4对，对生，长椭圆形或长倒卵形，长3-9厘米，宽1.5-4厘米，先端钝、微凹，基部略偏斜。

Leaf blade obovate to obovate-elliptic, margin biserrate but not lobed, apex obtuse to acute.

叶片倒卵形到倒卵状椭圆形，给镶边不过不裂，先端钝到锐尖。

Corolla broadly to narrowly campanulate, tube short, lobes 5(or 6), apex obtuse to acuminate.

钟状的花冠宽到狭，筒部短，裂片5或6，先端钝到渐尖。

Stigma 1, terminal, truncate to obtuse or capitate, undivided.

柱头1，顶生，截形到钝或头状，不裂。

Begonia pulvinifera is similar to B. wangii T. T. Yü, differing in the lower surface of the leaf being pale green; petiole with a reddish brown swollen base; tepals obtuse; tepals of staminate flowers 4; tepals of carpellate flowers 3 and ovary with axile placentation throughout. Begonia pulvinifera also resembles B. cavaleriei Lév., but is distinguishable by the narrower leaf; pulvinate petiole; stipules triangular with apex acuminate or cuspidate; and ovate bracts with apex acute or acuminate.

相似种类有少瓣秋海棠与昌感秋海棠：但本新种叶背面浅绿色，叶柄基部红棕色、膨大，雄花花被片四枚，雌花花被片三枚，花被片先端圆钝，且子房通体具中轴胎座，有别於少瓣秋海棠；此外，新种之托叶三角形，先端渐尖或骤尖，叶身较窄，叶柄基部具叶枕，卵状苞片先端尖或渐尖，明显不同於昌感秋海棠。

Calyx large, longer than corolla tube, apex of upper side 2-lobed, lobes obtuse-triangular, ciliolate.

大的花萼，长于花冠筒，2裂，裂片钝三角形，具短缘毛的上面面的先端。

Fruit linear-oblong, flattened laterally, commissural surface narrow, glabrous; ribs 5, obtuse, sometimes inconspicuous; mericarps subterete in cross section; vittae 1 in each furrow, 2 on commissure.

果线状长圆形，侧面扁平，合生面狭窄，无毛；棱5，钝，有时不明显；分果爿在横断面里近圆柱状的；油管每棱槽1，在合生面上2。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。