英语人>网络例句>生叶 相关的搜索结果
网络例句

生叶

与 生叶 相关的网络例句 [注:此内容来源于网络,仅供参考]

Leaves simple, commonly opposite and decussate with one of a pair slightly smaller than other, rarely verticillate or alternate by abortion of one of a pair, usually 1-4(or 5) secondary veins on each side of midvein, originating at or near base and anastomosing apically, tertiary veins numerous, parallel, and connecting secondary veins and midvein but in Memecylon secondary veins pinnate and tertiary veins reticulate.

托叶无。单叶,通常对生和交互对生的具其中一片较小的叶,很少轮生的或由于一对中一枚败育而互生,通常次脉在中脉两边各1-4(或5),发生在基部或近基部,在顶部网结,支脉多数,平等,与次脉和中脉相连但在 Memecylon中,次脉羽状和支脉网状。

Configuration feature: Constant green small tree, gao Keda 8m, bark brown gray, crack, branch is arranged loose, ramose from bottom to top gradually short, establish body tower look, big branch up or bend downward slightly, rod is long and straight, up extend, 4 arris form, close top shows a circle, it is scale leaf completely, scale leaf hands in each other opposite on rod, clingy rod, see 3 impeller are unripe occasionally, scale leaf grows 1.5-3.5mm, pointed or tip acute is blunt, small incurvate, without candle pink, have gland system, gland body is elliptic, be located in a leaf back radical ministry, individual plant of different of male and female, rare with individual plant.

科 属:柏科。圆柏属。形态特征:常绿小乔木,高可达8m,树皮褐灰色,条裂,枝条排列疏松,分枝自下而上渐短,树体塔形,大枝向上或略向下弯曲,小枝长而直,向上伸展,四棱形,近顶端呈圆形,全为鳞叶,鳞叶在小枝上交互对生,紧贴小枝,偶见三叶轮生,鳞叶长1.5-3.5mm,先端锐尖或钝,微内曲,无蜡粉,有腺体,腺体椭圆形,位于叶背基部,雌雄异株,稀同株。

Leaves tufted; stipes 15-30 cm long, densely scaly at base, glabrous above; sterile lamina about 60 cm long and 20 cm wide, simply pinnate; pinnae numerous, alternate or subopposite, linear-lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed; veins close, forking once or twice and forming areoles near the midrib; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0.4 cm wide, lower surface almost entirely covered with sporangia.

叶簇生;叶柄长15-30厘米,基部密被鳞片,向上近光滑;不育叶片长约60厘米,宽20厘米,一回羽状;羽片多数,互生或近对生,线状披针形,最长者长达12厘米,宽约1厘米,顶端长渐尖,基部心形,边缘有细密锯齿;叶脉1-2次分叉,近中脉形成网眼;能育叶与不育叶相似,但较小,长约8厘米,宽约0.4厘米,下部满布孢子囊。

The results showed that pathogen conidia germination germ tube after the invasion from pore to complete the required invasive 12h ~ 48h, the 10d show symptoms around, 16d browser ripe conidia; host bacteria cause symptoms of infection, the mycelium from the Under surface of leaf across the mesophyll cells, in thin-walled small positive inter-leaf assembly, and finally the formation of conidia, and conidia generated subepidermal parenchyma cells in between, a certain randomness.

结果表明:病菌分生孢子萌发后产生芽管从气孔侵入,完成侵入需要12h~48h,大约到10d显示症状,16d分生孢子器成熟;病菌侵染寄主引起症状后,菌丝多从叶背面跨过叶肉细胞,在叶正面薄壁细间集结,最后形成分生孢子器,分生孢子器产生于表皮下薄壁细胞之间,具有一定随机性。

The forest communities with this species can be divided into six groups, which are Cyclobalanopsis stewardiana-Sinarundinaria nitida community, Cyclobalanopsis stewardiana + Quercus engleriana + Carpinus viminea-Sinarundinaria nitida community, Cyclobalanopsis stewardiana-Euryia brevistyla community, Rhododendron ririei + Cyclobalanopsis multinervis-Illicium simonsii community, Fagus lucida + Cyclobalanopsis multinervis + Cyclobalanopsis stewardiana-Sinarundinaria nitida community and Cyclobalanopsis stewardiana-Camellia cuspidata-Illicium simonsii community respectively.

通过使用双向指示种分析和无偏对应分析两种方法进行研究的结果表明,梵净山树干附生尖叶拟船叶藓在群落水平上的分布与森林群落类型相对应,其所在群落可以分成贵州青冈-箭竹群落、贵州青冈+巴东栎+雷公鹅耳枷-箭竹群落、贵州青冈-短柱柃群落、大钟杜鹃+多脉青冈-野八角群落、亮叶水青冈+多脉青冈+贵州青冈-箭竹群落和贵州青冈-尖叶山茶-野八角群落6类树附生苔藓植物群落类型。

Lateral branches penetrating leaf sheaths. Leaves alternate. Inflorescences borne at each node, opposite leaves, emerging from mouth of leaf sheath, each a large panicle of numerous cincinni; cincinni each subtended by an involucral bract; bracts similar to leaves, becoming smaller toward apex of cincinnus.

叶互生 花序着生在每节,与叶对生,从叶鞘口那里出现,每一个为一大的多数蝎尾状聚伞花序的圆锥花序;蝎尾状聚伞花序各自以一总苞片被包着;类似于叶的苞片,向蝎尾状聚伞花序先端变小。

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 opposite or rarely alternate, whorled or basal, rosette forming; exstipulate; usually simple, rarely shallowly to deeply lobed, pinnately or rarely palmately veined.

叶对生和很少互生,轮生或莲座状基生;无托叶;通常单叶,很少浅裂到深裂,羽状脉,很少掌状脉。

Leaves basal and cauline, alternate, rarely opposite or whorled, simple or variously compound, palmately nerved, rarely penninerved, with or without stipules.

叶基生和茎生,互生,很少对生或者轮生,单叶或者复叶,掌状叶脉,很少羽状脉,有或无托叶。

Leaves opposite along stem and/or in a whorl at base, subsessile; stipules absent. Flowers axillary and/or terminal, solitary or in pedunculate umbel-like cymes which sometimes rebranch to form irregular compound umbels, 4-merous, white or yellow, rarely pale blue. Calyx campanulate, 2--4-lobed; lobes valvate.

叶对生沿茎和在一轮生的在基部,近无柄;无托叶腋生的花和/或顶生,在有花序梗内的单生或象伞形花序一样聚伞花序哪个有时形成不规则复合伞形花序,4瓣,花萼钟状,有叶2-4;裂片镊合状排列。

第32/100页 首页 < ... 28 29 30 31 32 33 34 35 36 ... > 尾页
推荐网络例句

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力