河南省珍稀濒危植物观赏特性的评价

珍稀濒危植物是人类的宝贵财富，河南省地处中原，水热条件良好，地形复杂，保存了较多的珍稀濒危植物，通过对这类植物资源观赏特性的评价，以期把拯救保护这一珍贵的生物遗产与城镇园林绿林，美化，净化建设结合起来，开辟保存生物多样性研究的新途径，结合珍稀濒危植物的观赏特性及其在园林中的应用现状和前景，就如何在城镇绿化建设中引种推广珍稀濒危植物提出了建议。

EVALUATIONS ON THE ORNAMENTAL CHARACTERISTICS OF THE RARE AND THREATENED PLANTS IN HENAN

The rare and threatened plants are the most precious wealth to mankind.Henan Province situates in the Central Plains of China.A lot of such plants in it were preserved due to its plentiful water and heat resources and its various topography. In order to start a new way to study the genetic properties and the biodiversity of the plants,this paper, through evaluating the ornamental characteristics of their flowers, fruits,leaves,shapes, etc., tries to combine the protecting and saving work with the afforestating, beautifying, and purifying construction of cities and towns. According to the present situation of the rare and threatened plants in Henan which have been used in gardens and their further appliance to cities and towns, some suggestions have been made at the end of the paper for reference.