decurrent leaf是什么意思 decurrent leaf在线中文翻译

decurrent leaf

decurrent leaf 双语例句

  1. Petiole of basal and lower cauline leaves (1-)2-5(-8) cm, considerably flattened at base; leaf blade oblong-oblanceolate in outline, appearing pinnately compound, (0.5-)5-15(-22) cm, sparsely to densely pubescent; lateral lobes 7-13 on each side of rachis, broadly ovate, oblong, or linear, (0.5-)1-2.5(-4.6)× 0.1-1(-2) cm, base decurrent, margin entire, irregularly serrate, or laciniate, apex acute or obtuse.
    叶柄的基部和下部茎生叶(1-)2-5(-8)厘米,相当大扁平在基部;轮廓长圆形倒披针形的叶片,出现羽状复叶,(0.5-)厘米,疏生兑一密被短柔毛5-15(-22);在轴的每边的侧面裂片7-13,宽卵形,长圆形,或线形,(0.5-)1-2.5(-4.6)* 0.1-1(-2)厘米,基部下延,边缘全缘,不规则有锯齿,或条裂,先端锐尖的或钝。
  2. Leaves radical, tufted; peti- ole slender, (2–)4–9(–11) cm; leaf blade orbiculate, orbiculate-elliptic, or ovate, variable even on same plant, (0.5–)1.5–5 ×(0.3–)1.5–5.5 cm, thinly leathery, abaxially pale green, adaxially dark green, base truncate, subcordate, or attenuate and shortly decurrent into petiole, margin apiculately obtuse-serrate, rarely subentire, and often undulate, apex rounded to truncate and sometimes minutely retuse; secondary veins 3 or 4 on each side of midvein.
    叶胚根,丛生; peti纤细的ole,(2-)4-9(-11)厘米;叶片圆形,圆形的椭圆形,或卵形,即使在相同的植株上也易变,(0.5-)1.5-5 *(0.3-)1.5-5.5 厘米,薄革质,背面的苍绿色,正面深绿色,基础截形,近心形,或渐狭和短下延成叶柄,次脉在中脉两边各3或4。
  3. Leaf blade base usually rounded to cordate, if cuneate then not decurrent on petiole.
    叶片基部通常圆形到心形,如果在叶柄上楔形那时不下延。
  4. Leaf blade ovate, margin serrate or deeply crenate, base not decurrent to petiole
    叶片卵形,边缘有锯齿或具深圆齿,基部不下延至叶柄 55
  5. Roots yellowish to grayish white; leaf base usually not decurrent to petiole
    根淡黄到带灰色白色;叶基部通常不下延的至叶柄 52
  6. Leaves glossy deep green adaxially, narrowly linear-lanceolate, straight or slightly falcate, 0.8-6.5(-7) cm × 1.5-5 mm, midvein green abaxially, 0.3-1.2 mm wide, flat with median longitudinal keel throughout, stomatal bands present on both surfaces, bands on adaxial surface 0.5-1.5 mm wide, of 7-28 rows of stomatal, white powdery or not, bands on abaxial surface 1.2-2.8 mm apart, 0.3-0.8(-1) mm from leaf margin, not or rarely white powdery, base decurrent, margin denticulate, sometimes indistinctly so, especially on old trees, with 18-55(-90) teeth per side, apex usually symmetric and spinescent, spine 0.3-2 mm. Pollen cone fascicles terminal, 1-3(-5) together, broadly obovoid, each of 8-20 cones, occasionally a few also around base of seed cone; peduncle 2-4 mm; cones narrowly oblong-conical.
    正面的叶有光泽的深绿色,披针形狭线形,直的或稍镰刀形,0.8-6.5(-7)厘米×1.5-5毫米,中脉绿色背面,全部的0.3-1.2毫米宽,平的具中间的纵向的脊,气孔带宿存在两面,在正面0.5-1.5毫米宽上条纹状,7-28排stomatal的,与否白色粉状,相隔1.2-2.8毫米的条纹状的在背面,从叶缘的0.3-0.8(-1)毫米,白色敷粉的或很少的不,基部下延,边缘具小齿,有时不清楚如此,特别是在古树上,具18-55(-90)齿每边,先端通常对称和具刺,刺0.3个-2毫米雄球花束簇终端,花序梗2-4毫米;圆锥形孢子叶球狭长圆形。
  7. Stem (13-)17-40 cm; basal leaf blade ovate-oblong or ovate-triangular, truncate, subcordate, or sometimes decurrent at base.
    茎(13-)17-40厘米;基生叶卵状长圆形或卵形三角形,截形,,有时或下延在基部。

decurrent leaf

中文翻译
1
下延叶
相关单词
decurrent leaf