38 



Hedeoma. 

 Hedeoma pulegioides. Pers. (Cimila. Linn.) Pennyroyal. Prai- 

 ries, fileds. Flowers white, pink. July, August. Properties stimu- 

 lant, aromatic and emmenagogue. 



Melissa. 

 Melissa officinalis. Balm. Introduced. Woods and gardens. F. 

 white. June. Properties stomachic, diuretic. 



Scutellaria. 

 The plants of this genus are nearly all diaphoretic and tonic. 

 Scutellaria nervosa. Pursh. (S. gracilis. Nutt.) Banks of streams. 

 " parvula. Michx. (S. ambigua. Nutt.) Prairies. 



" lateriflora. Mad-dog Scull-sap. Low Prairies. 



" integrifolia. S. hyssopifolia. Pers. S. Caroliniana. Ph. 



Dry places. Tonic. 

 " canescens. Nutt. (S. serrata. S. incana. Spr.) 



" cordifolia. Muhl. 



Prunella. 

 Prunella vulgaris. Self-heal. Blue-curls. Prairies. Flowers 

 blue all summer. Properties astringent. 



Nepeta. 

 Nepeta cataria. Catnep. Catmint. Introduced. Old buildings, 

 <fec. Flowers purple. July. Properties dyspepsia, flatulence and in uri- 

 nary diseases. 



Nepeta Glechoma. (Glechoma hederacea. Linn.) Gill-over-the 

 ground. Hedges, &c. Flowers blue. Properties tonic, aromatic. 

 Employed to make ale. 



Leonuris. 

 Leonuris cardiaca. Motherwort. Introduced. Waste places. 

 Flowers purple. July. Properties diaphoretic and emmenagoguge. 



Marrubium. 

 Marrubium vulgare. Hoarhound. Introduced- Officinal. Roads, 

 fields. Flowers white. Properties tonic and diuretic. 

 Ord.— BORRAGINACEjE. 

 Mucilaginous, emollient and slightly astringent plants, never poi- 

 SOIIOtlS. 



Symphytum. 

 Symphytum officinale. Comfrey. Introduced. Gardens, low grounds 

 Flowers white all summer. Properties, Root demulcent, emollient 

 and astringent. 



LlTHOSrERMUM. 



Lithospermum arvense. Corn Gromweil" Wheat-thief. Fields, 

 Flnwpr.s white. May, Jim*. Properties diuretic. 



