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维管束

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Curvature dorsalis...背?p dorsal suture ...背腹性 dorsiventrality

相对于心皮的中脉处的一条缝线,称背缝线,在这二条缝线处都有维管束分布。。。。

The epiphyte endemicity (23%) is slightly lower than the value of total vascular plants (26%). This is probably due to the superior dispersal ability of epiphyte.

本名录特有的附生植物有77种,特有比例23%,略低於全体维管束植物26%,可能是因为附生植物优越的散播能力使然。

Stele The vascular tissue and associated parenchyma tissue and the surrounding pericycle and endodermis of a stem or root.

中柱:包括根或茎的维管组织及相关薄壁组织,若有维管束鞘和内皮包被则这二者也属于中柱结构。

The extrafloral nectaries in Cerasus plants located on the base of the petiole or edge of the blade, and belonged to stalk nectries. The nectaries consisted of epidermis, nectariferous cells and vascular bundle.

结果表明,樱属植物花外蜜腺位于叶柄基部或叶片边缘处,属于茎轴蜜腺,是由条状纹饰的分泌表皮、产蜜组织和维管束构成。

The province of vascular plants a total of 269 subjects, 1655 genera and 6255 kinds.

全省维管束植物共有269科、1655属、6255种。

Kinds of higher vascular plants, ancient plants, the type of old Tertiary 39% of the total, 111 are more than 877 kinds, known as the world-renowned "green treasure house","Mysterious World","natural zoological and botanical gardens" Of even greater concern is in the hinterland of Shennongjia Center have found ancient human sites, and in the surrounding areas are more numerous ancient human and ape-man and Gigantopithecus fossils, sites exist.

高等维管束植物2762种,古老植物、老第三纪类型占总数的39%,111属877种以上,被誉为举世瞩目的"绿色宝库"、"神秘世界"、"天然动物园和植物园",更令人关注的是在神农架中心腹地已发现古人类遗址,而在周边地区更有众多的古人类和猿人及巨猿化石、遗址存在。

The part inside the exocarp, which generates from ovary wall, comprises the outer sarcocarp with a nutrient layer and a adhesively gelatinous layer of cells and inner gristly putamen-shell of 2-3 layers of sclereids.

成熟果外果皮革质,是花被筒发育而来,其内有一圈维管束;果皮层以内的部分,是子房壁发育而来的果肉和果核。

Based on the investigation of vegetation and plant diversity, there are 2702 species of vascular plants belonging to 221 families, 974 genera in Xiaoxi national nature reserve, among which 8 families, 17 genera, 25 species were gymnosperm, and 172 families, 860 genera, 2381 species were angiosperm, 41 families, 87 genera, 296 species were fern.

对湖南省小溪国家级自然保护区中的植物多样性进行了研究,结果表明:保护区内有维管束植物221科974属2702种,裸子植物8科17属25种,被子植物172科860属2381种,蕨类植物41科87属296种。

Co-culture with Haloxylon ammodendron, the primary haustorium conglutinate with young roots of the host (0.1 mm), pass through the host's epidermis and cortex, then connect with the vascular bundle and transform into secondary haustorium, shaped by fundamental tissues of differentiation and development.

肉苁蓉与寄主梭梭共培养,其初生吸器主动与寄主幼根(0.1mm左右)黏连,穿过寄主根表皮和皮层后与维管束连通形成次生吸器,肉苁蓉植物体分化、发育的基本组织形成。

The CO1 gene is also simple to isolate in a variety of animals, and a broad range of animal life has been shown to have distinct CO1 sequences, Hebert said.

但CO1基因在维管束植物(能够利用导管输送汁液的植物,如蕨类和开花植物等)中并没有很强的功能。

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