石松科

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

Type and sole genus of the Selaginellaceae; evergreen mosslike plants: spike moss and little club moss.

卷柏科的单一模式属；常绿的类似藓类的植物；小石松。

Fern species are usually distinguished by their leaf shapes, venations, scales, sporangia, and indusium, etc.

蕨类又分为真蕨和拟蕨两类；前者孢子囊生长在叶片，包括一般常见的蕨类；后者的孢子囊长在茎干上，包括其他石松科、卷柏科、水韭科及木贼科。

Huperzine A and -huperzine B are two Lycopodium alkaloids, which were first isolated from the herb Huperzia serrata by Chinese scientists in 1980s.

石杉碱甲(--HuperzineA，HupA和石杉碱乙(--HuperzineB，HupB是我国科技人员在八十年代早期从石松科植物千层塔中分得的生物碱。

The middle and upper layers may be composed of Lepidodendron , Cordaites, Calamites and some tree ferns or seed ferns.

群落的中、高层通常是石松纲和科达纲，楔叶纲中Calamites及某些树蕨和种子蕨。

Lower vascular plants coextensive with the family Lycopodiaceae; in some classifications includes the Selaginellaceae and Isoetaceae.

与石松科同延的低等脉管植物；在某些分类中，包含卷柏目和水韭目。

A family of ferns belonging to the order Lycopodiales.

属于石松属的蕨类植物一科。

Type and sole genus of the Selaginellaceae; evergreen mosslike plants: spike ''.

卷柏科的单一模式属；常绿的类似藓类的植物；小石松。

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。