46 WILD MEDICINAL PLANTS OF THE UNITED STATES. 



Marsh-gentian. See Gentiana villom. 

 Marshmallow. See Althaea officinalis. 

 Marsh-rosemary. See Limofnum carolinianum. 

 Marsh -trefoil. See Menyanihes trifoliata. 

 M'iruta cotula DC. Same as Anthernis co tula. 



Masterwort. See Angelica atropurpurea and Herademn lanatum. 



May-apple. See I p <>do}>h>/llu,n peltutum. 



May flower. See Epigaea repens. 



May-pops. See Pa**i flora incarnata. 



May thorn. See Crataegus oxyacantha. 



Mayweed. See Anthernis cotula. 



Meadow-clover. See Trifolium proteose. 



Meadow-fern. See Comptonia peregrina. 



Meadowpride. See Frasera carol inensis. 



Meadow-scabish. See . later pwnieeu*. 



Meadowsweet, pink. See Spiraea tomentom. 



Mealy-tree. See Viburnum dentatum. 



Melilot, yellow. See Mdilotus officinalis. 



Melilotus officinalis ( L. ) Lam. Pea family ( Fabaceae ) . 



Yellow melilot; yellow sweet clover. 



Annual or biennial herb 1 to 3 feet high, introduced from Europe, and occurring 

 in WBSbq places throughout the eastern United States. 



Parts used. — Leaves and flowering tops (nonofficial). 

 Melissa. See Melissa officinalis. 

 Melissa officinalis L. Mint f amily ( Menthaceae } . 



Mehssa; balm; lemon-balm; garden-balm; sweet balm. 



Perennial herb 10 to 20 inches high, naturalized from Europe and growing in 



waste places, fields, and woods trom Maine to Georgia. 

 J'nrts used.—Leux^ and tops (official in U. S. P. 1890). 



Menispermum. See Menispermum carta dense. 



Menispermum canadense L. Moonseed family (Menispermaceae). 



Menispermum; yellow parilla; Canada moonseed; Texas sarsaparilla; vine-maple. 



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

 Mentha piperita. See Mentha piperita L. 



Mentha piperita L. Mint family Menthaceae) . 



Mentha piperita; peppermint. 



Aromatic perennial herb, 1 to 2 feet high, naturalized from Kurot»e and occur- 

 ring in damp places from Nova S,otia to Minnesota, south to ffiiil . Ten 

 nessee. Cultivated principally in Michigan and New York 



Pa t^TarToZial. an ' 1 ^^ ***■ ^ the oil ° f »«««• distilled from 



Mentha spicata I Mint f MenthftCeae , . 



Synonym. — Mentha wridis L. 

 Mentha viridis; spearmint. 



Aromatic, perennial herb, 1 to 2 feet high, naturalized from Eurooe and mm 

 ingin moist fields am waste places from Nova Scotia £ I't I i/ ; a 



and Kansas. Also cultivated. ' auutu w l lon,1 < 1 



^'^ t7oS. ^ fl ° Wering t0pS ' and the oil of "P*™*** dUrtffled from 



