It is fully proved that the methods of quantitative classification can objectively reflect the similarities and flora with other flora and their identity of origin.
实践证明数量分类方法可客观地反映各区系间的异同，以及起源上的内在同一性。
The study on classification and distribution of genus spiraea in Hebei province was carried out when the author compiled "Spiraea" in " Flora sh-rud Hebei" .
作者在编写《河北灌木志》绣线菊属时，对采于河北境内的本属植物标本进行了分类与分布研究。
The study on classification and distribution of genus spiraea in Hebei province was carried out when the author compiled "Spiraea" in " Flora sh-rud Hebei" .
作者在编写《河北灌木志》绣线菊属时，对采于河北境内的本属植物标本进行了分类与分布研究。
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