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. The origin of a land flora, a theory based upon the facts of alternation. Plant morphology. 5 3» FILICALES from a more complex condition, or that the system is itself in the upgrade, and an indication, as seen in the living examples, of the approximate limit which development had attained in the group. The former opinion has been elaborated by Jeffrey l and by Faull : - they hold the Osmundaceous stele to be a reduced form of " amphiphloic siphonostele," and in support of their opinion they adduce the presence of an internal endodermis (O. cinnamomea and T. hymenofihylloides), and
. The origin of a land flora, a theory based upon the facts of alternation. Plant morphology. 5 3» FILICALES from a more complex condition, or that the system is itself in the upgrade, and an indication, as seen in the living examples, of the approximate limit which development had attained in the group. The former opinion has been elaborated by Jeffrey l and by Faull : - they hold the Osmundaceous stele to be a reduced form of " amphiphloic siphonostele," and in support of their opinion they adduce the presence of an internal endodermis (O. cinnamomea and T. hymenofihylloides), and the occasional presence in some specimens of O. cinnamomea of internal phloem also, locally in the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bower, F. O. (Frederick Orpen), 1855-1948. London, Macmillan and Co. , Ltd.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisherlondonmacmillanand