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Deciduous leaf is arboreal, can amount to 40 meters high, pectoral diameter can amount to 1 meter, plant is departmental without wool; Bark ecru or auburn, smooth; Long branch is long and thin, short branch is apart from shape, fold give birth to bulbiform bud scale fine and cicatricle.

落叶乔木,高可达40米,胸径可达1米,植株各部无毛;树皮淡褐色或赤褐色,光滑;长枝细长,短枝距状,具叠生球状的芽鳞良及叶痕。

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。

Colura tenuicornis and Drepanolejeunea foliicola are new to the liverwort flora of Guangxi.

细角管叶苔和叶生角鳞苔为广西苔类植物新记录。

The spores of Cheilolejeunea ventricosa X.L.He were cultured on MS media (without acid and vitamin, pH=6.2, with 1% agar and 1% sucrose). The sporeling development and oil body ontogeny were observed. After a 55-day-long axenic culture, young plants were obtained successfully. Sodium hypochlorite solution was used to sterilize the capsules. Our results revealed that the sterilizing treatment with 0.1% Sodium hypochlorite solution for a period of 5 seconds was optimal. Oil bodies in primary protonemata are nearly homogeneous, but distinctly compound in the leaf cells of the primary leafy shoots.

首次研究了膨叶唇鳞苔的孢子萌发、原丝体和油体发育及配子体发生的过程,结果表明:(1)使用经过改良的MS培养基(不加氨基酸和维生素,pH值为6.2,琼脂和蔗糖浓度均为1%)能在55 d左右的时间利用孢子培养获得植物体;(2)用0.1%的次氯酸钠溶液,消毒5 s是消毒孢子的最佳方案;(3)油体在孢子萌发初期为均一型,到幼叶发生后,成为可见的聚合型,但聚合的程度比野生材料要弱。

The Nothoperanema Ching is a small genus of Dryopteriaceae s.l.,it have 5 species now,the squama,the shape and texture of leaves,and many extermal forms are close to the Peranemaceae,the two may have close relationships.

肉刺蕨属NothoperanemaChing是鳞毛蕨科的一个小属,现有5种,该属在鳞片、叶形、叶的质地等外部形态方面与球盖蕨科很相似,二者之间似乎存在密切的亲缘关系。

Aphanolejeunea,Leptocolea and Pedinolejeunea adopted previously by Chinese bryologists are treated as subgenera.

以前被我国学者采纳的小鳞苔属Aphanolejeunea,残叶苔属Leptocolea和片鳞苔属Pedinolejeunea 建议作为亚属处理。

Leaves evergreen, needlelike, 2-5(-7) per bundle, terminal on very short branchlets, base enclosed by sheath; seed cones maturing in 2nd or 3rd year; seed scales woody, thickened, apex differentiated into apophysis and umbo

常绿,针状的叶,每包2-5(-7),在非常短小枝,基部藏于鞘上顶生;球果在2或3 年成熟;种鳞木质,加厚,先端分化成进和鳞脐 1 Pinus 松属

Any of various perennial plants of the Old World genus Asparagus having leaflike stems,scalelike leaves,and small flowers.

芦笋一种东半球多年生植物芦笋有叶状茎,鳞状叶,开小花

The infiltrating neoplasm is very much "squamoid" looking. Differential diagnoses in this 31 YOF include a squamous cell carcinoma of the cervix and epithelioid trophoblastic tumor.

此例浸润性肿物非常象鳞状上皮。31岁的年龄,鉴别诊断包括宫颈鳞癌和滋养叶细胞肿瘤。

Leaves 2 or 3 per ultimate branch; auricles minute or absent; oral setae short; ligule exserted; blade ca. 12 × 1.4 cm. Flowering branchlets spicate, ca. 8.5 cm, scaly bracts ca. 4, gradually larger; spathes 4 or 5, glabrous or sparsely puberulous; auricles and oral setae absent, blade subulate, small.

每末级的分枝留下2或3;叶耳小或无;口头的刚毛短;叶舌外露;约叶片1.4 厘米花小枝12×穗状,约厘米,约有鳞苞片,逐渐大;佛焰苞4或5,无毛的或疏生微柔毛;叶耳和口头刚毛无,叶片,小。

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