机构地区: 广西壮族自治区中国科学院广西植物研究所
出 处: 《广西植物》 2008年第6期780-784,共5页
摘 要: 广西花坪国家级自然保护区有野生种子植物163科583属1295种,其中裸子植物5科7属10种,被子植物158科576属1285种。本区种子植物区系的地理成分复杂,联系广泛。163科可分为9个分布类型及10个分布变型,其中热带分布科89科,占总科数的66 %;583属可分为13个分布类型及16个分布变型,热带性质属285属、温带性质属235属,两者基本达到平衡。本区系具有古老、孑遗和原始性;少种科、属数量多;特有现象明显,东亚特有科4科,中国特有科1科,中国特有属23属。种子植物区系具有亚热带性质。 The flora of Huaping National Nature Reserve consist of 1 295 species of wild seed plants,which belong to 583 genera and 163 families, including 10 species of gymnosperms belonging to 7 genera and 5 families, and 1 285 species of angiosperms belonging to 576 genera and 158 families. The floristic elements are comple~ There are 9 types and 10 subtypes for 163 families and 13 types and 16 subtypes for 576 genera of wild seed plants,among them,the amount of tropical families is 89,covering 66% of families,and the amount of tropical genera is 285.covering 53% of genera. The flora is archaic, relic and pristine; few-species family and few-species are rich; the endemism is rich, 4 families endemic to Eastern Asia, 1 family and 23 genera to China. The flora is subtropical in nature.
关 键 词: 种子植物 植物区系 花坪国家级自然保护区 广西
领 域: [生物学]