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Color of Plants and Flowers, to Retain, in Drying for Herbariums.
Botanists who are grieved at the rapid loss of color in the plants and flowers of their herbariums will be pleased to learn, says a Vienna journal, that if plants or flowers be dipped in a warm mixture of 1 part of hydro' chloric acid to 600 of alcohol before being placed between the driers they will not only retain their natural colors, but will also dry with greater quickness. Harper's Weekly,
Remarks. —This is in the proportion of 1 dr. of the acid to 9 ozs. and 3 drs. of alcohol, and must prove very satisfactory.
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