【摘要】 根据大羽羊齿伴生植物群、叶相、生活型、钩状物、表皮、气孔、叶子解剖、分泌结构、保存环境等多方面的研究,认为本区大羽羊齿类植物为热带一亚热带季雨林植物。但大羽羊齿类不是本区的主要成煤植物。更多还原

【Abstract】 The upper permian gigantopterides in western Guizhou is considered as a mesophyte grown in tropical-subtropical rain forest, but not the main coal-forming plants in the light of the study of its associated floras, leaf facies, life form, cuticle, stomata, anatomical characters of leaves, gland and sedimentary environment.更多还原