Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 496
rface of the cellulose-wall,scarcely detracting at all fromits transparence, and chieflydistinguishableby the dottedappearance which the mem-brane then presents (Fig. 236,a). These dots, however, arenot pores, as their aspectmight naturally suggest, but the surfaceare merely points at whichthe… … Tissue of the Testa or Seed-coat of a Star-Anise :—A, as seen in section; B, as seen on 432 MICROSCOPIC STRUCTURE OF PHANEROGAMIC PLANTS. resinous and other matters that are commonly associated with it,is found to be allied in chemical composition to cellulose) in succes-sive layers, one within…
Microscopy · Biology
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