 | British Association for the Advancement of Science - 1882 - 1050 páginas
...is suificiently well-preserved to indicate that it was originally cylindrical in its general form. It consists of a central pith, surrounded by a number of slightly wedge-shaped masses of vascular or nbrovascular tissue. Outside these masses of tissue, or bundles as they may be called,... | |
 | Yorkshire Geological and Polytechnic Society - 1882 - 502 páginas
...briefly as possible, the position in which we find ourselves. HICK AND CASH: FOSSIL FLORA OF HALIFAX. As regards the description of the fossil, it is a...wedge-shaped masses of tissue, which are either of a fibiovascular or of a wholly vascular character. Outside these masses of tissue or bundles, as we may... | |
 | Yorkshire Geological and Polytechnic Society - 1878 - 546 páginas
...up. X M > > ! i 1 o 1 en tO LJ O X Q. O HICK AND CASH : FLORA Or LOWER COAL MEASURES. 401 surface. It consists of a central pith, surrounded by a number...vascular character. Outside these masses of tissue or bnndles, as we may term them, is a cambinm ring, followed by a comparatively thick cortex. This is... | |
 | Yorkshire Geological Society - 1881 - 546 páginas
...condition of the external M K <3 t/5 UJ O X a. O I iJI f? € & i ^W f 4 I 1 ' I M > H ^ w surface, it consists of a central pith, surrounded by a number...tissue, which are either of a fibrovascular or of a wholly-vascular character. Outside these masses of tissue or bundles, as we may term them, is a cambinm... | |
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It consists of a central pith, surrounded by a number of slightly wedge-shaped masses of tissue, which are either of a fibrovascular or of a wholly vascular character. Outside these masses of tissue or bundles, as we may term them, is a cambinm ring,... 