Evolution of conifer foliage in the southern hemisphere

被引:7
|
作者
Hill, RS [1 ]
Brodribb, TJ [1 ]
机构
[1] S Australian Museum, Ctr Evolutinary Biol & Biodivers, Adelaide, SA 5000, Australia
关键词
Araucariaceae; Cupressaceae; leaf adaptation; leaf morphology; palaeobotany; Podocarpaceae;
D O I
10.17660/ActaHortic.2003.615.2
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Fossil and living Southern Hemisphere conifers display a wide range of leaf morphology and phyllotaxy. This seems to be related to their broad ecological niche (e.g., forest emergent, open vegetation, closed forest understorey) and to associated problems of light capture and increasing aridity. Changing temperature regimes have probably also been important in limiting many conifers to tropical latitudes.
引用
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页码:53 / 58
页数:6
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