American sumac : a valuable tanning material and dyestuff (1918)
Veitch, F. P. (Fletcher Pearre), 1868-1943, Rogers, J. S. (Jerome Stanley), b. 1884 · Washington, D.C. : U.S. Dept. of Agriculture · leaf 12
ks. The portions of the plant usually considered of value for tanningand dyeing purposes are the leaves and leaf stems, although, asshown in Table 4, the stalks contain from 5 to 10 per cent tannin, anamount entirety too large to discard after the trouble and expenseof collecting and hauling to… … Gathering Dwarf Sumac. Bu!. 706, U. S. Dept. of Agriculture. Plate II.
Sumac · Tannin plants · Dyes and dyeing
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