浙江龙王山植物区系的研究

龙王山自然保护区是天目山区植物区系和植被具代表性的地区之一,地处浙江西北部的安吉县境内,北纬30°23',东径119°23',主峰海拔1587.4米,面积约为12km~2.龙王山的自然植被保存完整,植物区系种类丰富,计有维管束植物149科,560属,1179种.区系起源古老,植物区系中有相当数量的中国特有属,形态上孤立的单型属和少型属,及为数众多的古老孑遗和珍稀、濒危植物.植物区系地理成分复杂,过渡性明显,具显著的亚热带和暖温带双重特征.龙王山植物区系成分以华东植物区系为主,与华中植物区系关系密切,华南、华北及东北植物区系成分的侵入和影响显著.龙王山与邻近的黄山、庐山和西天目山的植物区系基本一致,它们是一完整植物区系,北与大别山天堂寨,南与浙南的九龙山和闽北的武夷山之间无明显的分界线.

A Study on the Flora of Longwangshan Mountain In Zhejiang Province

In this paper, systematic researches are made on the floristic component, character and origin, the floristically geographical element and relationship between Longwangshan and adjacent regions. It shows that the flora of Longwangshan mountain is both rich and acient.A list of vascular plants contains 1179 species (including varieties), 560 genera and 149 families, among them, there are many relic species, monotypic and oligotypic genera and acient families, some of which are endemic species and genra in China.The flora is characterized by the subtropical and temperate zone. The author believes that the floras of Longwangshan and adjacent mountains in East China, as Tianmushan, Hangshan, Lushan and Dabieshan are integrate one which belongs to East China flora.The author also points out that the divissional line between the flora of Longwangshan mountain and of Jiulongshan in south of Zhejiang, Wuyishan in north of Pujing can't be accepted.The flora of Jiulongshan and Wuyishan still belongs to East China flora.