Identifier: americanjourn50481878phil (find matches)
Title: American journal of pharmacy
Year: 1835 (1830s)
Authors: Philadelphia College of Pharmacy Philadelphia College of Pharmacy and Science
Subjects: Pharmacy Pharmacology
Publisher: Philadelphia : Philadelphia College of Pharmacy
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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n having the sundew collected at 5francs per kilo, and since it takes 7 kilos of the fresh plant to produce 1kilo of the dry, it follows that a kilo of the latter costs 35 francs, andcould not be furnished in commerce for less than 40 or 50 francs.The author has not yet succeeded in cultivating the two speciesof drosera. The dried plant, treated with 60 per cent, alcohol, yields one-fourth 538 The Sundews and their Uses. (AmNJ0°vu^8arm* of its weight of extract. I kilo of the fresh plant gives, with I kilo ofstrong alcohol, 1,500 grams of tincture, which, therefore, contained in1,000 the extractive matter of 666 grams of the drosera. 1 kilo ofthis tincture yields 25 grams of extract; 1 kilo of the fresh plant fur-nishes 143 grams of dried product, and 100 grams of the latter yields25 grams of extract, the same as 1 kilo of the tincture. The driedplant, treated with ten times its weight of 60 per cent, alcohol, yields atincture identical with the above, obtained from the fresh plant.1
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The author reports also on the physiological and therapeutical proper-ties of drosera, mainly from the observations made by Mr. Curie.Although favorable results were observed in phthisis by the persistent useof this remedy, it failed in most cases, and appears to be best adapted insuch which present symptoms of bronchitis. The best results were 1 Tinctures made from fresh plants are called alcoolatures in France. Accordingto the French Codex they are prepared from the bruised plants by maceration for ten.days with an equal weight of 90 per cent, alcohol.—Editor. AmNJo°Ci8P78arm ) Plants Used by the Indians, 539 obtained with daily doses of 10 to 15 grams of the tincture, but muchlarger quantities may be administered without inconvenience. Note by the Editor.—Both species of drosera, which are rep-resented above in their natural size, are indigenous alike to NorthAmerica and Europe. We append a botanical description which iscopied from ^Grays Manual. Drosera, Linn Sundew.—Stamen

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