

CONEFLOWER, TALL CORNUS FLORIDA. 23 



Coneflower, tall. See Rudbeckia laciniata. 

 Congo-root, See Psoralea pedunculata. 

 Conium. See Contain maculatum. 



Conium maculatum L. Parsley family (Apiaceae). 



Conium; poison-hemlock; spotted parsley; spotted cowbane. 



Biennial herb, 2 to 6 feet high, naturalized from Europe; common in waste 

 places, especially in the Eastern and Middle States. Poisonous. 



Paris used. — Full-grown, but unripe, fruit,' carefully dried and preserved (offi- 

 cial); leaves (nonofficial). 



Consumptive' s-weed. See Eriodictyon californiciim. 



Convallaria. See Convallaria majalis. 



Convallaria biflora Walt. Same as Polygonatum bifhrum. 



Convallaria majalis L. Lily-of-the-valley family (Convallariaceae). 



Convallaria; lily-of-the-valley. 



A low, perennial herb; indigenous; on the higher mountains from Virginia to 



the Carolinas. 

 Parts used.— Rhizome and roots (official);. herb and flowers (nonofficial), 



Convallaria racemosa L. Same as Vagnera rae* mosa. 



Convolvulus panduratus L. Same as Ipomoea pandurata. 



Coolwort. See Tiarella cordifolia. 



Coptis trifolia (L.) Salisb. ' Crowfoot family (Ranunculaceae ) . 



Goldthread; cankerroot; mouthroot; yellowroot. 



Low, native, perennial herb, growing in damp mossy woods and bogs from Can- 

 ada and Alaska south to Maryland and Minnesota; most common in the New- 

 England States, northern New York and Michigan, and in Canada. 



Parts used.— Rhizome and rootlets (nonofficial). 



Corallorhiza odontorhiza (Willd.) Nutt, Orchid family (Orchidaceae). 



Crawley-root; coralroot; dragon's-claw; chickentoe. 



Leafless plant, 6 to 15 inches high, found in rich woods from Maine to Florida, 

 west to Michigan and Missouri. Native. 



Part used. — Rhizome (nonofficial). 

 Coralroot. See Corallorhiza odontorhiza. 

 Corn, squirrel-. See BikukuUa canadensis. 

 Corn, turkey-. See Bikuhdla canadensis. 

 Cornel, silky. See Cornus amomvn). 



Corn-snakeroot. See Eryngium yuocifo&ium and Lacinaria sj)icata. 

 Cornus amomum Mill. Dogwood family (Cornaceae). 



Synonym. — Cornus sericea L. 



Red osier; swamp-dogwood; silky cornel; rose-willow. 



Native shrub, 3 to 10 feet high; in low woods and along streams, Canada to 

 Florida, west to Texas and the Dakotas. 



Pn-t used.— Bark (nonofficial). 

 Cornus circinata L' Her. Dogrwood family (Cornaceae). 



Green osier; round-leaved dogwood. 



Native shrub, 3 to 10 feet high; in shady places, Canada and the northeastern 

 United States. 



J'<trt used. — Bark (nonofficial). 

 Cornus florida L. Dog-wood family (Cornaceae). 



Flowering dogwood; boxwood. 

 Small, native tree <>r large shrub, growing in woods from Canada to Florida, 



Texas and Missouri. Most abundant in the Middle States. 



Parts used. — Bark of tree and of root, the latter preferred (nonofficial). 



11072— No. $&~ 06 4 



