- 更多网络例句与具对生叶相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results offer the condition that these plants of Ajuga could be distinguished by size and ornamentation of exhymenine.
结果表明,同属三种植物的形态特征相似,可通过叶形及花期是否具基生叶,花萼的形态,花冠颜色以及茎的生长方式和植株被毛情况等予以鉴别;通过对三种植物的花、根、茎、叶及全草粉末的组织构造观察,认为种间差异较小,可依据毛茸的分布及形态特征和茎的木化程度不同加以鉴别;对三者花粉粒进行了扫描电镜观察,发现其大小和外壁纹饰具有明显差异,为三者的鉴别提供了有力的依据,也为该属的分类及植物花粉形态研究提供了花粉形态学方面的资料。
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Basal leaves decussate, middle stem leaves opposite, distal stem leaves alternate; inflorescence paniculiform with cymose branches
交互对生的基生叶,中间茎生叶对生,互生的上部茎生叶;花序圆锥花序状的具聚伞状的分枝 1b var。
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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。
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Leaves needlelike, scalelike, or both, base of needlelike leaves not jointed, decurrent; cones terminal; seed cones with 3-8 decussate or whorled cone scales.
针状的叶,鳞片状,都或,基部的针状叶不具关节,;孢子叶球顶生;球果具3-8交互对生的或轮生珠鳞。
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Leaves opposite, rarely subopposite, petiolate, entire, papery, with pinnate veins, with tendrils between leaf pairs.
叶对生,很少近对生,具叶柄,全缘,纸质,具羽状的脉,在叶对之间的具卷须。
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Leaves odd-pinnately 3- to many foliolate or sometimes digitately 3-foliolate (occasional leaves even-pinnate, 2-foliolate, or 1-foliolate); functional gynoecium 1-5-loculed, with distinct carpels or carpels basally connate; fruit of 1-5 distinct or basal
叶奇数羽状复叶3-对具小叶的很多或有时具3小叶偶然偶数羽状复叶,2具小叶,或单身复叶;功能的雌蕊群1-5室,具离生的心皮或心皮基部合生; 1-5离生或者基部的果 1 Zanthoxylum 花椒属
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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。
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Leaves opposite , very rarely stipulate, petiolate, entire, leathery to papery, usually glabrous; secondary veins usually prominent, numerous to few, oblique to perpendicular to midvein; tertiary veins reticulate, with adaxial brownish transvenous resin canals and abaxial linear or intervenous translucent glands; petiole often with basal liguliform appendage.
叶对生 ,极少具托叶,具叶柄,全缘,革质到纸质,通常无毛;次脉通常突出,许多对很少,偏斜到与中脉垂直;第三脉网状,具正面带褐色的transvenous树脂道并且背面线形或脉间的半透明的腺体;叶柄通常具基生舌状的附属物。
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Leaves alternate; stipules lanceolate, 4-8 mm; petiole 2-11(-13) cm, pubescent or glabrous; leaf blade ovate, elliptic, oblong or subelliptic,(5-)9-21 × 2.5-10 cm, papery, slightly rough, secondary veins 3 or 4 pairs along midvein, abaxial surface strigillose or pubescent on veins, rarely glabrous, adaxial surface sparsely appressed strigillose or glabrous, base broadly cuneate, rounded, or obtuse, margin denticulate, apex acuminate or caudate-acuminate. Glomerules usually unisexual, sometimes bisexual, in the axils of current and fallen leaves along normal leafy stems, 4-10 mm in diam.; male ones on proximal part of flower-bearing branches; female ones on distal part.
叶互生 托叶披针形,4-8毫米;叶柄2-11(-13)厘米,被短柔毛或无毛;叶片卵形,椭圆形,长方形或,( 5-)9-21 * 2.5-10 厘米,纸质,粗糙的稍,次脉3或4 对沿中脉,背面具短糙伏毛的或短柔毛在脉上,很少无毛,正面疏生贴伏具短糙伏毛的或无毛,通常单性的团伞花序,有时两性,在正常生叶的茎的叶和脱落叶的腋内,直径4-10毫米;在忍受花的分枝的下部上的雄性的;在上部上的雌性的。
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Shrubs, usually aerial hemiparasites on other seed plants, often spreading along host by runners, more rarely terrestrial root-parasitic shrubs or trees, nodes not articulated, glabrous or hairy, hairs often stellate or verticillate. Leaves opposite or alternate, stipules absent; petiole often indistinct; leaf blade simple, usually pinnately veined, margin entire.
灌木,通常半寄生在其它种子植物的树上,通过匍匐茎在寄主身上延伸,很少为根寄生的地生灌木或乔木,节没有关节,无毛或有毛,通常为星状毛或具毛轮,对生叶或交替,托叶无;叶柄不明显;单叶,通常羽状脉,边缘全缘。
- 更多网络解释与具对生叶相关的网络解释 [注:此内容来源于网络,仅供参考]
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Cornus:梾木属
它是山茱萸科梾木属(Cornus)的落叶灌木,树型开展,枝干春、秋、冬季均为橙红色,色彩艳丽,枝叶在四季均具观赏价值. 单叶对生,卵形或椭圆形. 花小、白色,花期4~4月. 果白色. 经过几年的物候观测,我们发现它喜光,较耐寒,管理粗放,
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Forsythia viridissima:金钟花
具匍匐茎,叶对生.地被植物.117.一串红(Salvia splendens)唇形科.多年生草本或半灌木状,轮伞花序红色,萼钟状,宿存,花冠唇形.园林中常见的花卉之一.118.金钟花(Forsythia viridissima)木犀科.落叶灌木.小枝四棱形,
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SALVIA:鼠尾草属
别名 洋苏叶.属唇形科( Labiatae) 鼠尾草属(Salvia),多年生草本,常绿小灌木小型常绿灌木,多年生草本. 植株底部会逐渐木质化. 株高30-200厘米,钝4棱,具4槽,密被长柔毛,触感犹如天鹅绒. 单叶对生,阔卵形或圆形,长7-13厘米,
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syconium:隐头花序
乔木或灌木,稀草本,具乳状液汁.单叶互生,稀对生;托叶二,常早落而留痕迹.花单性,雌雄同株或异株;头状,葇荑花序或隐头花序( syconium);花萼一般4片,有时退化或不存;花瓣缺如;雄蕊与萼片同数而对生,或单一,花丝在蕾中弯曲或直立;
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Asteraceae:菊科
名 称简介 鱼尾菊 (Zinnia Linn.) 菊科(Asteraceae) 相关内容 直立,一年生多年生草本,高30-90厘米;茎被短毛. 叶对生,通常无柄,多少抱茎,心状卵形至椭圆形,长4-10厘米,宽2-5厘米,被短粗毛,具3或或5条特别明显的基出脉. 头状花序直径5-10厘米,
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bifoliolate:具两小叶的
bifoliolate leaf | 并生叶 | bifoliolate | 具两小叶的 | bifolium | 对折的书页
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Cassytha:无根藤属
常绿或落叶,乔木或灌木,仅无根藤属(Cassytha)为缠绕寄生草本. 通常具芳香精油细胞,或粘液细胞. 叶互生,稀对生,近对生或轮生,全缘,稀分裂,羽状脉. 花小,整齐,黄色或淡绿色,两性,单性异株或杂性. 花被萼片状. 雄蕊3至12,常9枚.
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Fraxinus:白蜡树属
basilicum1.梣属(白蜡树属)(Fraxinus) 落叶乔木,羽状复叶对生,罕单叶. 花两性或单性,小形,花冠4(稀2-6),离瓣,罕基部结合或缺花冠. 翅2.女贞属(Ligustrum) 单叶对生,全缘;花两性,花萼、花冠均 4裂,雄蕊2,子房2 室,各具胚珠2 个.
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Rhamnaceae:鼠李科
学名Rhamnus catharticus,鼠李科(Rhamnaceae)落叶灌木或小乔木. 具刺,枝条伸展,高4-10公尺. 原产於欧洲和地中海地区. 叶广椭圆形,具齿,对生. 花小 ,绿色,4基数. 浆果长5-10公厘,黑色,有轻微毒性,可用作泻药.
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Trientalis:七瓣莲属
珍珠菜族 多年生或一年生草本,极少亚灌木. 茎竖立或匍匐;叶互生、对生或轮生,花冠具短或极短的筒,裂片在花蕾中旋转状排列,稀无花冠;子房上位. 蒴果瓣裂,稀裂. 中国有 4属:珍珠菜属(Lysimachia)、七瓣莲属 (Trientalis)、海乳草属(Glaux)和琉璃繁缕属(Anaallis).