HOFFMANN: FLORA OF BERKSHIRE COUNTY. 321 



LAMIUM. Dead Nettle. 



L. AMPLEXiCAULE L. — Adventive in a vacant lot, Pittsfield; culti- 

 vated ground, Stockbridge; cultivated field, Sheffield. 



LEONtTRTJS. Mothebwoet. 



L. Caediaca L. — Waste ground about farm buildings and old sites; 

 common. 



LYCOPUS. Water Horehotjnd. 



L. americanus Muhl. — Low ground; common in the valley. 



L. uniflorus Michx. Bugle Weed. — Low shaded ground; com- 

 mon. 



L. virginicus L. Bugle Weed. — Rich moist soil; frequent in 

 the valley. 



MENTHA. Mint. 



M. arvensis L. — Low ground; frequent. 



var. canadensis (L.) Briquet. — (M. canadensis HI. Fl. ed. 2.) 



Wet places; common. 



var. lanata Piper. — Big Pond, Otis. 



M. Cakdiaca Gerarde. — A specimen in the N. E. B. C. herbarium, 

 collected in Berkshire Co., locality not given. 



M. PiPEBiTA L. Peppeemint. — Brooks ; frequent in the valley. 



M. SPiCATA L. Speaemint. — Along brooks and wet places in 

 meadows; frequent in the valley. 



MARRUBIUM. Horehotjnd. 



M. vuLGAEE L. Common Hoeehound. — On dump at woolen 

 mill, Pittsfield. 



MONARDA. Horse Mint. 



M. DiDYMA L. Oswego Tea; Bee Balm. — Occasionally estab- 

 lished near dwellings. Pittsfield (Lincoln); Sheffield; Sandisfield 

 (Walters) ; in a damp thicket in Great Barrington, as if native. 



M. riSTULOSA L., var. eubea Gray. Wild Beegamot. — Near 

 dwelling, Lanesboro (Churchill). 



M. mollis L. Wild Beegamot. — Hillsides and thickets in 

 calcareous soil; locally common in the southwestern part of the 

 valley, as far east as the borders of Lee and Monterey. 



