50 



of Tilia. The flowers are used in infusion for ailments 

 due to a nervous condition, such as nervous headache 

 and indigestion. 



56. Althaea officinalis L. (Marsh Mallow). The mucilaginous 



properties of the infusion of the root are utilized as a 

 demulcent in cases of inflammation of the gastro-intes- 

 tinal tract. 



57. Hypericum perforatum L. (Common St. John's Wort). The 



fresh plant when bruised has been used externally to 

 relieve pain, bruises, etc., and taken internally for chronic 

 catarrhal disorders. 



58. Helianthemum canadense (L.?) Michx. (Frostweed). The 



whole dried plant is used as a bitter or tonic, and some- 

 times as a mild astringent. 



59. Epilohium angustifolium L. (Fireweed). A household rem- 



edy used as an intestinal astringent. 



60. Oenothera biennis L. (Common Evening Primrose). The 



leaves and flowering tops of this species, prepared as a 

 fluidextract, control nervous spasms, hiccough, asthma 

 and whooping cough. 



61. Aralia racemosa L. (Spikenard). The rhizome and roots are 



prepared by infusion, decoction, or fluidextract for use 

 as a stimulant and diaphoretic. 



62. Aralia nudicaulis h. (Wild Sarsaparilla). Properties similar 



lar to Aralia racemosa. 



63. Conium maculatuni L. (Poison Hemlock). The action of this 



plant, which depresses the motor nervous system, is so 

 unreliable and likely to be fatal that it is rarely admin- 

 istered internally. It is used externally as a plaster for 

 neuralgia and as a poultice to relieve pain caused by 

 cancer or ulcers. 



64. Cicuta maculata L. (Spotted Cowbane). It has properties 



similar to Conium and is sometimes used in lieu of it. 

 It is sedative and poisonous and demands the same 

 precautions as Conium. 



65. Cornus florida L. (Flowering Dogwood). The bark of the 



root prepared as a fluidextract is a mild astringent and 

 aromatic bitter. 



66. Chimaphila umbellata (L.) Nutt. (Pipsissewa), and C. 



