* 



INDIAN-PIPE JASMINE, YELLOW. 39 



Indian-pipe. See Monotropa uniflora. 



Indian-root. See Aralia racemosa. 



Indigo, American. See Baptisia tinctoria. 



Indigo, wild. Bee Baptisia tinctoria. 



Indigo, yellow. See Baptisia tinctoria. 



Indigo-weed. See Baptisia tinctoria. 



Inkberry. See Phytolacca decandra. 



Inkroot. See Limonium carolinianum . 



Insane-root. See Hyoscyamus niger. 



Inula. See Inula helenium. 



Inula helenium L. Aster family (Asteraceae). 



Inula; elecampane; horseheal; scabwort. 



Rough, perennial herb, 3 to 6 feet high, naturalized from Europe, and found 

 along roadsides and in fields and pastures from Nova Scotia to North Carolina, 

 westward to Missouri and Minnesota. 



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

 Ipecac, American. See Euphorbia ipecacuanhae. 

 Ipecac, Carolina. See Euphorbia ipecacuanhae. 

 Ipecac, false. See Porteranthus trifoliatus. 

 Ipecac, milk-. See Euphorbia corollata. 



Ipecac, wild. See Euphorbia ipecacuanhae and Triostevm perfoliatum. 

 Ipecac-spurge. See Euphorbia ipecacuanhae. 

 Ipomoea pandurata (L.) Meyer. Morning-glory family (Convolvulaceae). 



Synonym. — Convolvulus panduratus L. 



Manroot; man-of-the-earth; wild potato; hog-potato; wild jalap. 



Native perennial, with trailing steins 2 to 12 feet long; in dry fields or on hills 

 from Connecticut to Michigan, south to Florida and Texas. 



Part used. — Root ( nonofficial ) . 

 Iris. See Iris versicolor. 

 Iris versicolor L. Iris family (Iridaceae). 



Iris; blue flag; flag-lily; liver-lily; water-flag; snake-lily. 



Native, perennial plant, 2 to 3 feet high, found in wet, marshy localities from 

 Newfoundland to Manitoba, south to Florida and Arkansas. 



Parts used. — Rhizome and roots (official in U. S. P. 1890). 

 Iron wood. See Ostrya lirginiana. 

 Ivy, American. See Parthenocissus quinquefolia. 

 Ivy, ground-. See Glecoma hederacea. 

 Ivy, poison-. See Rhus radicans and R. toxicodendron. 



Jack-in-the-pulpit. See Arisaema triphyllum. 

 Jacob' s-ladder. See Polemonium reptans. 

 Jacob' s-ladder, American. See Smilax herbacea. 

 Jalap, wild. See Ipomoea pandurata . 

 James-tea. See Ledum groenlandicum. 

 Jamestown-weed. See Datura stramonium. 

 Jasmine, Carolina. See Gelsemium semperiirens. 

 Jasmine, yellow. See Gelsemium sempervirens. 



