Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 679
Figs. 494 and 495.—Transverse and vertical sections of a fossil wood,showing the separation of the woody plates, a a, a a, by the verylarge medullary rays, b b, b b. parts of the cellular tissue or fundamental par endty me of the stem,,which have been separated by the interposition of the wood.…
Microscopy
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