<>() WILD MEDICINAL PLANTS OF THE UNITED STATES. 





Rubus procumbens Muhl. Rose family (Rosaceae). 



Synonym. — Rubus canadensis T. t^c < i., not L. 

 Rubus; low running blackberry; dewberry. 

 shrubby, trailing plant, found in dry soil from Newfoundland to Lake Superior, 



south to Virginia and the Indian territory. 



Pari tuecL—Bark of root (official in U. S. I.\ ltfi)0). 



Rubus strigosus Michx. Rose family (Rosaceae). 



Wild red raspberry. 



Shrubby plant, found in dry or rocky situations from Canada to North Carolina 



and New Mexico. 



Parts used. — Emit and leaves (nonofficial). 

 Rubus trivialis Michx. Rose family (Rosaceae). 



Rubus; southern dewberry; low-bush blackberry. 



Shrubby, procumbent plant, found in sandy soils, Virginia to Florida, west to 



Missouri and Texas. 

 Pari used.— Rark of root (official in U. 8. P. 1890). 



Rubus rillosus A. Gray, not Ait. Same as Rubus nig toaocus. 



Rubus villosus Ait. Rose family (Rosaceae). 



Rubus; one-flowered dewberry. 



Trailing plant, with slender branches, growing in sandy or dry soil near the 



coast from Maine to South Carolina. 



/Part used. — Bark of rhizome (official) 

 Rudbeckia laciniata L. Aster family ( Asteraceae) . 



Thimbleweed; tall coneflower. 



Much-branched, native perennial. 3 to 12 feet high; in moist thickets, Canada 

 and Montana, south to Florida and New Mexico. 



Part used. — Herb (nonofficial). 

 Rum-cherry. See Primus serolina. 

 Rumex. See Rumex crispus. 



Rumex acetosella L. Buckwheat family (Polygonaceae) . 



Sheep-sorrel; field-sorrel; sour-grass; common sorrel. 

 Annual or perennial herb, abundant in dry fields, pastures, and waste ground 



throughout the United states. 

 Pari used. — heaves (nonofficial). 



** Rumex crispus L. Buckwheat family (Polygonaceae). 



Rumex: yellow dock: curled dock; narrow dock; sour dock. 



A weed introduced from Europe, and common in cultivated and waste ground 

 throughout the United States. Perennial plant, 2 to 4 feet high. 



part used.— Root of this and some other species of Rumex (official in U. S. P 

 1890). 



Rumex obtusifolius L. Buckwheat family (Polygonaceae). 



Hitter dock; blunt-leaved dock; broad-leaved dock. 



A perennial weed. 2 to 4 feet high, naturalized from Europe, and found in waste 

 places from New England to Florida, wert to Texas and Oregon. 



Pari wed.— Root, collected with that of Rumex crispus. 



Sabal. See Se <>o<i g< *ulata. 



/ Sabbatia ang^ilaris (L.) Pursh. Gentian family ( Gentianaceae ) . 



American centaury; rose-pink; bitter bloom; bitter clover. 

 Native, biennial plant, 1 to 2 feet high, growing in damp, rich Boil, in meadows 



and among high grass, from New York to Michigan, south to Florida and 



the Indian Territory. 



Pari used. — Herb (nonofficial). 





