The textile fibres; their physical, microscopical, and chemical properties (1904)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, J. Wiley & sons; [etc., etc.] · leaf 258
acid; lumen often completelyinterrupted (see 16). 15. Lumen in general large, diameter as wide or only a httlenarrower than the wall; in section round or oval, seldom as apoint; no crystals of calcium oxalate... . True jute (see Fig. 40). QUALITATII^E ANALYSIS OF THE TEXTILE FIBRES. 245 Lumen… … Fig. 67.—Ahelmoschus Jute. (Hohnel.) /, longitudinal view; q, cross-section; e, ends; L, small lumen; v, narrowing of lumen. 16. Lumen almost always considerably smaller than the wall;ends usually very thick-walled and narrow, calcium oxalate crjs-tals of frequent occurrence. Pseudo-jute {Urena…
Textile fibers
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