Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 678
rical cells lying end to end. In anotherfossil wood in the Authors possession themedullary rays constitute a still largerproportion of the stem ; for in the trans-verse section (fig. 492), they are seen asvery broad bands (b, b), alternating withplates of woody structure (a a), whosethickness is… … Fk 491.—Vertical section ofmahcgauv. 632 MICROSCOPIC STEUCTUEE OF PHANEROGAMIC PLANTS prosenchymatous cells, instead of looking (as in fig. 490) as if theyhad forced their way between these cells, which there hold a nearly
Microscopy
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