20 WILD MEDICINAL PLANTS OF THE UNITED STATES. 



Chamaenerion angustifolium (L.) Hoop. Evening-primrose family 



( Onagraceae ) . 



Synonym. — EpUobinm angustifolium L. 



Great willow-herb; Avickup. 



Native perennial herb, 2 to 8 feet high, found in dry soil from Canada to Alaska, 

 south to North Carolina, Arizona, and California. Very common from Penn- 

 sylvania northward. 



Parts used.— Leaves and root (nonofficial). 



Chamomile, fetid. See Anthemis cotula. 

 Champion-oak. See Querms rubra. 



Checkerberry. See Gaultheria procumbens and Mitchella repens. 

 Cheeseflower. See Malva sylvestris. 

 Cheeses. See Malta rotundifoUa. 

 Chelidonium. See Chelidonium majus. 



Chelidonium majus L. Poppy family (Papaveraceae). 



Chelidonium; celandine; garden-celandine; great celandine; tetterwort. 

 Perennial herb, 1 to 2 feet high, growing along fences, roadsides, and in waste 



places; common in the East. Naturalized from Europe. 

 Part used— Entire plant (official in U. S. P. 1890). 

 Chelone glabra L. Figwort family (Scrophulariaceae) . 



Balmony; turtle-head; shellflower; snakehead; salt-rheum weed. 

 Native, perennial, herbaceous plant, 2 to 3 feet high; in swamps and along 



streams, Newfoundland to Manitoba, south to Florida and Kansas. 

 Part used.— Herh, and especially the leaves (nonofficial). 

 Chenopodium. See Chenopodlum ambrosioides and C. unthelminticum. 

 Chenopodium ambrosioides L. Goosefoot family (Chenopodiaceae). 



Chenopodium; Mexican tea; American wormseed; Jerusalem tea; Spanish tea. 

 Strong- scented herb, 2 to 3 feet high, annual; naturalized from tropical America, 

 and occurring in waste places, meadows, and pastures from New England 

 to Florida, west to CaUfornia. 

 Part used.— Fmit (official in U. S. P. 1890). 

 Chenopodium anthelminticum L. Goosefoot family (Chenopodiaceae). 



Chenopodium; wormseed; Jerusalem oak. 



Annual, sometimes perennial, herb, usually taller than C. ambrosioides, natural- 

 ized from Europe, and found in waste places from southern New York to 

 Wisconsin, south to Florida and Mexico. 

 Parts used.— Fmit (official in U. S. P. 1890). The oil of chenopodium, distilled 

 from this plant, is official. 

 Chenopodium botrys L. Goosefoot family ( Chenopodiaceae) . 



Jerusalem oak. 

 Annual herb, about 2 feet high, introduced from Europe; found in waste places 



from Nova Scotia to New York and Kentucky, westward to Oregon. 

 Parts used.— Herb and seeds (nonofficial). 

 Cherry birch. See Betula lenta. 

 Cherry, rum-. See Prunus serotina. 

 Cherry, wild. See Prunus serotina. 

 Chervil, sweet. See Washingtonia longislylis. 

 Chestnut. See Castanea dentata. ■ ■ 



Chestnut, American. See Castanea dentata. 

 Chestnut, horse-. See Aesculus Mppocastanum. 

 Chickentoe. See CoraUorhiza odontorhiza. 

 Chickweed, common. See Alsine media. 



