野牡丹科观花植物在广州园林中的应用分析

Analysis of Application of Melastomataceae Flowering Plants in Landscaping in Guangzhou

对广州市园林绿地种植的野牡丹科观花植物进行种类、应用频率、应用形式和配置情况的调查分析。结果表明,广州市园林绿地中应用的野牡丹科观花植物有11个种类品种,最常见的是巴西野牡丹和角茎野牡丹,应用形式主要为散点植和丛植。存在的问题有应用种类单调、乡土种开发利用少、总体应用频率低、种植数量少等。在调查分析基础上,介绍了几种新优观花种类品种,并提出加强野牡丹科乡土观赏植物的利用、加强选育种和注重养护的建议。

The species, planting frequency, application forms and disposition of flowering plants of Melastomataceae were investigated in the parks of Guangzhou. The results showed that 11 species/varieties of flowering plants of Melastomataceae were applied in Guangzhou, the most common of which were Tibouchina semidecandra and ‘ T. Cornutum＇, and that these species/varieties were mainly planted in scattered way and in group. Some problems were discussed such as simple layout, few native plants of Melastomataceae, low frequency of application, few number of plants, etc. Some new species or varieties of flowering plants of Melastomataceae were described based on the investigation and analysis,and some suggestions such as paying more attention to the application, breeding and maintenance of Melastomataceae were put forward.