HOFFMANN: FLORA OF BERKSHIRE COUNTY. 303 



becoming less common farther south, and confined to cool glens in the 

 southern part of the valley. Ice Glen, Stockbridge ; Ice Gorge, Great 

 Barrington; rich woods, Sandisfield. 



V. septentrionalis Greene. — Open woods, dty clearings, grassy 

 hillsides and rocky summits; frequent. Common along the Deerfield 

 and Farmington Rivers on dry banks. 



V. sororia Willd. — Rich woods; common, particularly in dry 

 woods in the southern part of the valley. A white-flowered form is 

 frequent. 



V. triloba Schwein. — Frequent in dry woods in the southern part 

 of Sheffield and New Marlboro. Mt. Washington (Walters). 



Hybrids of Viola. 



V. cucullata X fimbriatula. — Frequent. 



V. cucullata X septentrionalis. — Williamstown; Sheffield. 



V. cucullata X sororia. — Cheshire (Brainerd). 



V. fimbriatula X septentrionalis. — Frequent. 



V. fimbriatula X sororia. — Williamstown; Stockbridge. 



V. palmata X affinis. — Great Barrington. 



V. palmata X cucullata. — Sheffield. 



V. palmata X sororia. — Sheffield. 



V. septentrionalis X sororia. — Stockbridge. 



The abo\e determinations have been verified by Mr. F. F. Forbes. 



THYMELAEACEAE. MEZEREUM FAMILY. 

 DAPHNE. 



D. Mp:zereum L. — Establislied along roadside thickets in Lenox 

 and Richmond (Lincoln). 



DIRCA. Leathehwood; Moo.sewood. 



D. palustris L. Wicopy; Leatherwood; Moosewood. — Damp 

 rich woods; frecjuent. On limestone ridges, Williamstown and 

 Sheffield. 



L^"nii;A('i:Ai:, Loosiis'riiiFK i-amii.v. 



DECODON. Swamp Loosestrife. 



D. verticillaris iL.i l-'ll., var. laevigatus T. &. G. — (/). rrrticil- 

 laria Mail. «•(!. 7 in ])art; //(/. Klioilora 19: l.")l, I'.HT.) 



