HOFFMANN: FLORA OF BERKSHIRE COUNTY. 221 



PHRAGMITES. Reed. 



P. communis Trin. Reed. — (P. Phragmites 111. Fl. ed. 2.) 

 Border of boggy pond, Stockbridge; boggy meadow, Sheffield. 

 The Stockbridge station was noted by Dewey in 1829. 



POA. Meadow Grass. 



P. alsodes Gray. — Moist woods, and borders of brooks; common. 



P. ANNUA L. Low Speak Gkass. — Cultivated and waste gromid; 

 common. Altitude 2000 feet. Savoy. 



P. compressa L. Wiee Geass. — Sterile soil, in fields and rocky 

 woods, boggy meadows; . common. 



P. debilis Torr. — Dry wooded slopes; occasional. Egremont; 

 Richmond; swamp, Sheffield (Churchill). 



P. nemoralis L. — Low ground and rocky woods; occasional. 

 WiUiamstown (Chiu-chill) ; West Stockbridge; Stockbridge. 



P. PEATENSis L. Speae Geass; Kentucky Blue Geass. — Fields, 

 hillsides, open places in woods; common. 



P. saltuensis Fernald & Wiegand. — (P. dehilis Man. ed. 7 and 111. 

 Fl. ed. 2 in part; vid. Rhodora, 20: 122, 1918.) 



Woods; frequent on the upland. 



P. saltuensis is very similar in aspect to P. debilis but the latter 

 species has usually shorter, obtuse and much firmer chartaceous lem- 

 mas; broader glume, with mostly scabrous keels; longer cauline ligules 

 (usually 2 to 2.5 mm. long) ; and smaller anthers (0.6 to 0.8 mm. long). 



P. palustris L. Fowl Meadow Geass. — (P. triflora Man. ed. 7 

 and 111. Fl. ed. 2; vid. Rhodora, 18: 235, 1916.) 



Wet meadows; common. A narrow form occurs in woods and on 

 hillsides. 



P. TEiviALis L. Rough-stalked Meadow Geass. — Low ground, 

 chiefly along brooks and borders of swamps; common in the valley. 

 Not noted on the plateau. 



SECALE. Rye. 



S. ceeeale L. Rye. — Occasionally self-sown on roadsides. 



SETARIA. Bristly Foxtail Grass. 

 {Chaetochloa 111. Fl. ed. 2). 



S. lutescens (Weigel) Hubbard. Foxtail; Pigeon Geass. — 

 (S. glauca Man. ed. 7.) 

 Cultivated ground; common. 



