广东黑石顶自然保护区观花植物资源及其园林应用

摘要

通过野外实地考察、标本采集鉴定和结合文献查阅的方法,对广东黑石顶自然保护区观花植物资源进行系统调查.结果表明:黑石顶的观花植物资源丰富,共有66科135属165种,涵盖藤本、草本、灌木和乔木四大类,根据其生态适应性分为喜光植物、中性植物、耐阴植物,该区以中性观花灌木植物为主,共有71种,所占比例达42.77％.花色品系有白色、红色、蓝紫色和黄色等花系,白色花系最多(占41.57％),蓝紫花系次之,有31种.本区植物的盛花期为4-8月份,以5-6月份开花种类最多,开花期超过60天的品种占60.61％以上,且.各月份的开花品种达15种以上.本研究为区域观花植物资源的园林开发利用提供了科学依据与建议.%The systematic investigation about flowering plant resources of Heishiding Nature Reserve was researched by the ways of field investigations,collecting specimens and combing with the literature review in Guangdong.The results showed that the flowering plant resources of Heishiding were rich.There were 166 flower plants species in total,belonging to 136 genera and 66 families,divided lianas,herbages,shrubs and trees.According to its ecological adaptability into light plants,neutral plants,shade plants,which is given priority to with neutral flower shrubs plants,a total of 71,42.77％.By the classification of colors of flowers,there were white,red,violet and yellow,with white flowers were the most,41.57％ and blue purple flowerswere the second,31 species.The full-blossom stage was from April to August and the most flowerings were in May and July.The variety of flowering period of more than 60 days accounted for more than 60.61％.There were more than 15 flowering plants species every month.The research provided a scientific basis and advices for the development and utilization of the landscape application of the regional flowering plant resources.