70 MIDDLESEX FLORA. 



MJELAMPTEUM, Toum. 



M. Americanum, Michx. Cow-wheat. 

 Common. May-Sept. 



VERBENACEyE. VERVAIN FAMILY. 



Vekbena, L. 

 V. hastata, L. Blue Vektain. 



Common. A form with pink flowers at Winchester (Mrs. P. D. 



Richards). June-Sept. 

 V. urticaefolia, L. White Vervain. 



Common. July-Sept. 

 * V. officinalis, L. Etjkopban Vervain. 



Framingham (Rev. J. H. Temple). Adv. from Eu. 

 V. bracteosa, Michx. 



Lowell (Dr. C. W. Swan); Camhridge (C. E. Perkins). Aug. 



Adv. from the West. 



Phrtma, L. 



P. Leptostachya, L. Lopseed. 

 Maiden, Arlington, Woburn, et al. Not common. June-July. 



LABIAT/E. MINT FAMILY. 



Tbucrium, L. 

 T. Canadense, L. Germander. Wood Sage. 

 Lowell (Dr. C. W. Swan) ; Framingham (Rev. J. H. Temple) ; 

 Cambridge, Watertown, Medford, et al. Not uncommon near salt 

 water, but rare elsewhere. July-Aug. 



Trichostema, L. 



T. dichotomum, L. Blue Curls. 

 Common. July-Sept. 



Mentha, L. 



M. viRiDis, L. Spearmint. 



Rather common. July-Aug. Nat. from Eu. 

 M. PIPERITA, L. Peppermint. 



Rather common. July-Sept. Nat. from Eu. 

 M. saliva, L. Whorled Mint. 



Chehnsford, roadside (Dr. C. W. Swan). Adv. from Eu. 

 M. arvensis, L. Corn Mint. 



Cambridge, (;ia!e specimen in Gray Herb.) ; Wakefield (F. S. Collins) ; 



Nat. from Eu. 



