. Fossil plants : for students of botany and geology . Paleobotany. 340 CALAMITES. [CH. consists of parenchyma traversed by lacunae and limited peripherally by a denser hypodermal tissue. In the stele Renault describes 14 xylem strands, each with a large carinal canal. The pith was apparently large and hollow. The same author describes an Annularia strobilus in which the lower sporangiophores bear macrosporangia, and the upper micro- sporangia. m. Fig. 89. Annularia sphenophylloides (Zenk.). A. Strobilus (Stachannularia calathifera, Weiss' tative shoot. 1 nat. size. From specimens in the Colle
. Fossil plants : for students of botany and geology . Paleobotany. 340 CALAMITES. [CH. consists of parenchyma traversed by lacunae and limited peripherally by a denser hypodermal tissue. In the stele Renault describes 14 xylem strands, each with a large carinal canal. The pith was apparently large and hollow. The same author describes an Annularia strobilus in which the lower sporangiophores bear macrosporangia, and the upper micro- sporangia. m. Fig. 89. Annularia sphenophylloides (Zenk.). A. Strobilus (Stachannularia calathifera, Weiss' tative shoot. 1 nat. size. From specimens in the Collection of Mr E. Kidston, Measures, Badstock, I nat. size. B. Vege- Upper Coal- The references in the footnote should be consulted for figures of this species of Annularia; it is from the examination of such specimens as are referred to in the note that the above diagnosis has been compiled^ 1 One of the finest specimens of Annularia stellata is figured by Stur (87), PI. XVI b; it is in the Leipzig Museum. Vide also Sohenk (83), PI. xxxix.; Germar (44), PI. ix.; Renault and Zeiller (88), Pis. XLv. and xlvi. There are some well-preserved impressions of A. stellata in the British Museum from Eadstock, Newcastle and 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 Seward, A. C. (Albert Charles), 1863-1941. Cambridge : University Press
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishercambr, bookyear1898
