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石松属

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Any of several herbs of the genera Ajuga and Lycopus in the mint family, having opposite leaves, square stems, and axillary clusters of purplish to white flowers.

夏枯草,筋骨草属植物一种唇形科筋骨草属和石松属的草本植物,有对生的叶子,直茎,腋生的紫色到白色花簇

Homospory The production of only one kind of asexual spore, which then develops into a hermaphrodite gametophyte, in the vascular plants the condition is seen in most ferns, psilophytes, and Lycopodium species.

孢子同型:是只产生一种无性孢子并发育为雌雄同体配子体的现象。在维管植物中,很多蕨类,裸蕨和石松属的植物中常见。

A plant of the genus Lycopodium, which includes the club mosses.

石松属植物一种石松属植物,包括石松

Examples include certain species of Lycopodium and Selaginella, which have two rows of lateral leaves and one or two rows of smaller abaxial or adaxial leaves.

例如石松属和卷柏属,植物体上具有双行较大的侧生叶,还有1行或2行较小的生于近轴面或远轴面的叶。

The yellowish powdery spores of certain club mosses, especially Lycopodium clavatum, used in fireworks and explosives and as a covering for pills.

石松粉某些石松植物的黄色的含粉末的孢子,尤其是棒形石松属植物用于焰火、火药和药片的覆膜

The outstanding nomenclatural problems in the Palaeozoic arborescent lycopsid Cyclostigma are discussed,which include four aspects:1valid publication and author citation of Cyclostigma;2synonym,homonym,and replacement name of Cyclostigma;3conservation of Cyclostigma;and 4typification of Cyclostigma.

文章讨论晚古生代木本石松植物圆印木属Cyclostigma命名中存在的突出问题,包括4个方面:1圆印木属的合格发表和作者引证;2圆印木属的异名、同名和替代名;3圆印木属的保留;4圆印木属的模式。

Botrychium, and in gymnosperms it pushes the embryo into the female gametophyte tissue.

某些种类的石松属植物(例如卷柏属 Selaginella)、少数蕨类(例如阴地蕨属 Botrychium)和裸子植物中胚柄将胚胎推入雌性配子体中。

A family of ferns belonging to the order Lycopodiales.

属于石松属的蕨类植物一科。

Lycophyta (Lycopodophyta; Lycopsida) A phylum of spore-bearing vascular plants containing about 1000 living species and 6 genera, mostly found in tropical regions.

石松门:具有孢子的维管植物的一个门,现存的石松类植物大约有1000多个种,六个属,绝大多数分布在热带地区。

Protosteles are found in the primary roots of higher plants, and in some species of Lyopodium and Psilotum.

原生中柱存在于高等植物的初生根中,在类似于石松属植物中也可以见到。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?