SCIENTIFIC AXD POPULAR. 223 



1189. LEUC6tH0E, D. Don. Leucothoe. . Ericaceae. 



Name from Greek mythology. 8yn. Andromeda, in part. 

 Shrubs with flowerri in dense racemes. About 35 species, Amer- 

 ica and eastern Asia; 6 in U. S. 



a. L. Catesbaei (Walt.) Gray (A. Catesbaei Walt., A. spinulosa 

 Pursh. ), Virginia to Georgia, is called Dog Laurel; (b) L. 

 racemosa (L. ) Gray (A. racemosa L., L. spicata G. Don.), 

 near Atlantic and Gulf sea-board, Swamp Leucothoe, is also 

 called White Osier, \Vhite Pepper. 



1190. LEViSTICUM, Koch. Lovage. Umbelliferae. 



Robust herb, with yellow flowers. One species only. Old 

 W^orld. See Ligusticum. 



a. L. Levisticum (L. ) Lyons (Lig. Levisticum L., Lev. officinale 

 Koch., Lev. vulgare Reichb.). Southern Europe. Lovage, 

 European Lovage, Italian or Garden Lovage, Lavose, Levose, 

 Sea Parsley, Smellage; (rer. Liebstockel, Badekraut, Barmut- 

 terwurz; Fr. liveche (Codex), Ache des riiontagnes. Root, 

 Radix levistici P. G., R. ligustici, R. laserpitii germanici, also 

 j'ruit, carminative, stomachic, diuretic, emmenagogue. 



1191. LEWiSIA, Pursh. Lewisia. Portulacaceae. 



Named for Capt. M. Lewis, explorer. Fleshy perennial 

 herbs, with showy rose-colored flowers. Two species, western 

 U. S. 



a. L. rediviva Pui-sh. Arizona to Montana and westward. Bitter- 

 root (whence the name of the Bitter- root Mountains), Tobacco- 

 root. Starchy roots, called Spatlum by Oregon Indians, esculent. 



1192. LIBOCEDRUS, Endl. Incense Cedar. Pinaceae. 

 From Greek, * 'balsam cedar". Evergreen trees with frag- 

 rant wood. Syn. Thuya, in part. About 8 species, America 

 and New Zealand; 1 in California. 



a. L. deciirreiiS Torr. Pacific coast of U. S. Post Cedar; White, 



Bastard or Incense Cedar. Tree attains 200 ft. in height, 

 yielding valuable timber. 



b. L. tetragona Endl. Chili. Alerse. The most important tim- 



ber tree of that country. 



1193. LIGUSTICUM, L. Lovage. Umbelliferae. 



Named from the country Liguria, where the plant abounded. 

 Syn. Ferula, in part. Perennial herbs with aromatic roots, 

 About 25 species, northern hemisphere; 12 in U. S. 



a. L, Canadense (L. ) Britton (L. actseifolium Michx. (Kew), F. 



Canadensis L. ) . American Lovage, Nondo, Angelico. Root 

 aromatic, carminative, stomachic. 



b. L. filicinum Wats. (L. apiifolium of Bot. King's Exp., not of 



Gray). Utah to Wyoming. Colorado Cough- root, Osha. 

 Properties of (a). 



c. L. Scoticum L. Europe, Asia and northern N. America. 



Scotch Lovage, Sea Parsley, Shunas. Used as a pot herb. 



