Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 511
n as is represented inFig. 258, the medullaryrays seem to run parallelto each other, instead ofradiating from a commoncentre. They are very-narrow ; but are so closelyset together, that only twoor three rows of woodyfibres (no ducts being herepresent) intervene be-tween any pair of them.In the… … Portion of Transverse Section of large Stemof Coniferous Wood (fossil), showing part oftwo annual layers, divided at a, a, and tra-versed by very thin but numerous MedullaryRays. posed cells very much elongated, anddirection the woody fibres which lie parallel to one another vertically.And in the…
Microscopy · Biology
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