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三叶形

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But in the + moiety, the three benzimidazole rings shared the whole space equally, the dihedral angel among them is about 120°, just like three fan blades of an airscrew, the molecular structure appear gear-like shape.

X-射线单晶衍射测试、红外、紫外等方法确定了三(2-苯并咪唑亚甲基)胺的Fe和Co配合物的结构,由晶体结构发现金属配位情况不同、配合物在结构上存在着差异,Fe为八面体构型,而Co为三角双锥构型;其次,两配合物中的苯并咪唑环间夹角不同,配合物中包含N2和N4的两个苯并咪唑环间夹角仅为9.41(0.11),几乎构成一个平面,呈蝴蝶形;后者Co三个苯并咪唑环几乎平分了整个空间,它们之间的夹角约为120,呈三扇叶螺旋桨式构型,为齿轮形。

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 sessile; blade broadly oblong or oblong-ovate to narrowly oblong or oblong-lanceolate, 2-6.5(-8)× 1-3.2 cm, thickly papery, abaxially rather paler but not glaucous; laminar glands dense, unequal dots or short streaks; intramarginal glands dense; main lateral veins 4-6-paired, with densely reticulate tertiary venation not or scarcely prominent abaxially; base cordate-amplexicaul, apex rounded to shallowly retuse.

叶无柄 叶片宽长圆形或长圆状卵形到狭长圆形或长圆状披针形, 2-6.5(-8)* 1-3.2 厘米,厚纸质,背面相当浅但不是苍白;片状腺体浓,不相等的小圆点或者短的条纹;近边缘内腺体浓; 4-6配对的主要侧脉,突出的具密网状第三脉不或几乎不;抱茎基部心形,先端圆形对浅微凹。

Result Among the 1st principal components, the positive weight value of chest diameter was greatest and it was the eigenvector with greatest influence on the 1st principal components. Among the 2nd principal components, the character loading value of leaf-lobed width and the positive weight values of angle between leafstalk and its branch and leaf-shape index were greater. Among the 3rd principal components, the positive weight values of leaf number, branch length, branch thickness and developed degree of crown size of 1 year old branches were greater.

结果]在第一主成分中,胸径的权重正值最大,是对第一主成分影响最大的特征向量;在第二主成分中,叶裂宽的特征负荷值较大、叶柄与着生枝夹角和计形指数的权重正值较大;在第三主成分中,一年生枝的叶数、枝长、枝粗和冠幅发达程度的权重正值较大。

Sepals elliptic to oblong or foliose; leaves lanceolate to ovate-lanceolate,± triangular, with venation (secondary and sometimes tertiary) conspicuous

萼片椭圆形到长圆形或叶状;叶披针形到卵状披针形,多少三角形,具脉序次要和有时第三明显 22

The peony duplicate leaf has stretches out straight in front of oneself, slanting extends the different shape, after the general stem is long four handles stems, only then can have the bud appearance, each handle stem leaf has three groups of three leaf blades productions, constitutes three forks nine peonies to have stands erect, half development, develops three kind of shapes, the flower bud has the circle, oblately, the point round, long sharp circle Zhu Xing?

牡丹复叶有平伸、斜伸不同形态,一般枝梗长出四柄梗后,才会有蓓蕾出现,每柄梗叶有三组三顶叶片生成,构成三叉九顶。牡丹有直立、半开展、开展三种株形,花蕾有圆、扁圆、尖圆、长尖圆诸形。

Basal leaves 5--10; petiole 2--6 cm; blade ternate, or sometimes simple, pentagonal or broadly ovate in outline, 0.6--1.5 × 1--2.4 cm, thinly papery, subglabrous or abaxially puberulent; leaflets petiolulate, rhombic, 2- or 3-lobed or 2- or 3-partite, sometimes 1--2 × 3-sect and with ultimate segments lanceolate-linear; central lobe rhombic-obovate, 3-lobed or 3-partite.

基生叶5-10;叶柄2-6厘米;叶片三出,或者有时单,五边形的或宽卵形轮廓的, 0.6-1.5 * 1-2.4 厘米,薄纸质,近无毛或背面被微柔毛;小叶具小叶柄,菱形的,2或3裂或2或3 分裂的,有时1-2×3全裂并且具末回裂片的有时披针形线形的;中央裂片菱形倒卵形,3浅裂或分裂。

Leaves alternate, long petiolate, 2-4 × ternately compound, rarely simple; stipules membranous; leaflets lanceolate, ovate, or broadly ovate to elliptic, margin dentate.

叶互生,具长叶柄, 2-4 *三出的化合物,很少单;托叶膜质披针形,卵形的小叶,或宽卵形到椭圆形,边缘具牙齿。

Leaves simple, rarely trifoliolate, opposite, sessile or shortly petiolate, no more than 5 mm; blade ovate to oblong-ovate, 11-14(-16.5)× 5.5-7(-8) cm, coriaceous, glabrous, adaxially lustrous green, abaxially pale green, main vein impressed adaxially and prominent abaxially, lateral veins 5-9(-11) pairs, slightly discernible adaxially and conspicuous abaxially, base subcordate, rarely rounded, margin glandular crenate or -serrate, apex apiculate, cusp 5-10(-15) mm.

单叶,很少具三小叶,对生,无梗或短具叶柄,顶多5毫米;叶片卵形到长圆状卵形, 11-14(-16.5)* 5.5-7(-8)厘米,革质的,无毛,正面的是有光泽的绿色,背面的淡绿色,主脉正面凹陷和突出背面,侧脉5–9(–11)对,正面稍可见,背面明显,基部近心形,很少圆形,边缘腺状圆齿或腺锯齿,先端具细尖,尖突5–10(–15)毫米。

Leaves elliptic-lanceolate or ovate-lanceolate, 10-25 mm wide; achenes trigonous, 2.5-3 mm.

披针形叶椭圆状披针形的或卵形,10-25毫米宽;三棱的瘦果,2.5-3毫米 51

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