广东南昆山植物区系的基本特征  

BASIC FEATURES OF THE FLORA IN MT. NANKUN OF GUANGDONG PROVINCE

作　　者：林媚珍[1] 卓正大[1] 

机构地区：[1]广州教育学院地理系,华南师范大学地理系

出　　处：《华南师范大学学报（自然科学版）》1996年第2期74-79,共6页Journal of South China Normal University(Natural Science Edition)

摘　　要：南昆山植物区系组成很复杂，归纳如下几点：植物种类丰富，维管植物共２２０科、８１７属和１９２５种，分别占广东相应的８０．６％，５２％和３５．５％．地理成分复杂，以热带～亚热带成分为主，这些与南昆山地理位置和气候相关连．原始和古老的种类较多，特有成分较少．Mt.Nankun has very complicated floristic composition, The floral features in this region may be summarized as follows: very rich in plant taxa. There are vasicular plants of 220 families, 917 genera with 1925 species. The numbers of families, genera and species in the area account for 80.6%, 52% and 35.5% respectively of the total in Guangdong province. Complicated geographical elements determined by geographical position and climate, dominant elements of genera are tropical-subtropical, rich in primitive and ancient taxa but rather poor in endemic taxa.

关 键 词：植物区系 地理成分 特有植物 裸子植物 广东 

分 类 号：Q948.5[生物学—植物学]