2411. 
2412. 
2413. 
2414. 
2415. 
2416. 
2417. 
2418. 
2419. 
2420. 
2421. 
2422. 
2423. 
2424. 
2425. 
2426. 
2427. 
2428. 
2429. 
2430. 
2431. 
2432. 
2433. 
2434. 
2435. 
2436. 
2437- 
2438. 
(110) 
Agaricin. Agaric, Agaricinic, or Laricic, acid (CisHso O3).—An acid ex- 
tracted from the preceding. 
Kefir fungi. Kefir grains—A substance containing the Kefir bacillus 
(Dispora caucasica) used by the Asiatics in the fermentation of milk. 
Cetraria. Iceland moss.—The plant Cetraria islandica Acharius. (Par- 
meliaceae—Parmelia Family). Native of cold regions of the north tem- 
perate and arctic zones. 
Cetraric acid. Cetrarin (CsoH30012).—A bitter principle extracted from the 
preceding. 
Lichenin (CijzH20010).—A carbohydrate extracted from the same plant. 
Orchil lichen. Tartarean, or Canary, moss. Cudweed.—The plant-body 
of Lecanora tartarea Acharius (Lecanoraceae—Lecanora Family). Native 
of Northern Asia. 
Cudbear. Persio.—The coloring matter extracted from the preceding and 
other species of Lecanora and Rocella. 
Litmus. Lacmus. Lacca musica. Turnsole. (See No. 1263).—The puri- 
fied form of the preceding. 
Ordinary litmus.—A less pure form of the preceding. 
Azolitmin (C;H;NO,).—The chemical constituent that represents the chief 
coloring principle of litmus. 
Aspidium. Male fern.—The rootstock of Dryopteris Filix-mas (L.) Schott. 
(Polypodtaceae—Polypody Family). Native of the north temperate zone 
and high mountains of the Tropics. 
Filicic, or Filicinic, acid (C14HieOs).—An acid derived from the preceding. 
Filicin.—The anhydrid of the preceding acid and the chief medicinal con-. 
stituent of male fern. 
Resina. Rosin. Colophony. (See No. 1201.) 
Abietic acid (CyHsO;).—An acid derived from common rosin. 
Sylvic acid. (C2oH3902).—Another acid extracted from common rosin. 
Succinum. Amber. (See No. 1227.) 
Succinic acid (CsH¢Q,).—An acid derived from the preceding. 
Yew leaves. Taxus leaves.—The leaves of Taxus baccata L. (Taxaceae— 
Yew Family). Native of Europe and Asia and cultivated for ornament. 
Taxine (C37Hs1NO,0).—An alkaloid extracted from the preceding. 
Joint fir. Helvetian Ephedra.—The stems of Ephedra helvetica C. A. Meyer 
(Gnetaceae—Gnetum Family). Native of Europe. 
Ephedrine (CioHisNO).—An alkaloid extracted from the preceding. 
Dextrose. Grape, starch, corn, or honey, sugar. Dextroglucose (CeHf0%). 
—A sugar obtained by the inversion of cane sugar and existing naturally 
in many fruits and other plant substances. 
Dextrin (CsH1oOs).—A carbohydrate obtained by conversion from starch. 
Levulose. Fructose or fruit sugar (CsHi20¢).—A sugar obtained by hydroly- 
sis from cane sugar and existing naturally in many fruits. 
Malt. (See No. 2351.) 
Diastase.—An enzyme existing in barley and other grains for the conver- 
sion of their starch into sugar. 
Maltose. Malt sugar. (CizH220O1). Sugar produced from starch by the 
action of diastase. 
