增城市小楼西境村风水林植物多样性的保护与利用

Conservation and utilization of the floristic diversity of Xijing village Fengshui Wood in Zengcheng city

利用样方调查法研究了增城市小楼西境村风水林的群落组成和结构。结果表明:在2 400 m2的样方中,共记录了维管植物81种,隶属40科68属;该风水林乔木层优势种为白颜树、黄杞、竹节树和黄果厚壳桂等,灌木层优势种为九节、竹节树、中华卫矛、罗伞树和黄果厚壳桂等,草本层优势种为沙皮蕨、华山姜和黄果厚壳桂等;黄果厚壳桂在3个层次中均有分布,其种群呈金字塔型结构,Ⅰ级和Ⅱ级苗木贮备丰富,但小树和大树少。最后,针对西境村风水林的开发利用现状,对该风水林资源的保护与可持续利用提出了建议。

The species composition and floristic diversity of Xijing village Fengshui Wood of Zengcheng were studied by plot method.A total of 81 vascular plant species were recorded in the plot with 2 400 m2,which belong to 40 families and 68 genera.The dominant species are Gironniera subaequalis,Engelhardia roxburghiana,Carallia brachiata,and Cryptocarya concinna.The dominant species in shrub layer are Psychotria asiatica,Carallia brachiata,Celastrus chinensis,Ardisia quinquegona,and Cryptocarya concinna.The dominant species in herbal layer are Hemigramma decurrins,Alpinia oblongifolia,and Cryptocarya concinna.Cryptocarya concinna occurred in all three layers.Its population possess large amount of seedlings but lack large-sized trees.Based on current utilization status of Xijing village Fengshui Wood,some suggestions on conservation and sustainable utilization of the Fengshui Wood were proposed.