P. linearifolium Scribn. Springfield, L. Andrews. 
dichotomum L. 
huachucae Ashe. var. silvicola Hitchc. & Chase. 
Scribnerianum Nash. Mt. Holyoke, Scribner & Merrill in 
Rhodora, Vol. I11., p. 112. 
xanthophysum Gray. Ambherst, H.G. Jesup; Springfield, Dr. 
W.H. Chapin. See Scribner & Merrill in Pho- 
dora, Vol. IXI., p. 109. 
clandestinum L. 
latifolium L. 
Echinochloa Beauv. 
CRUSGALLI (L.) Beauv. Barnyard Grass. 
Jrumentacea (Roxb.) Link. 
Setaria Beauv. Bristly Foxtail Grass. 
GLAUCA (L.) Beauv. Foxtail, Pigeon Grass. 
VIRIDIS (L.) Beauv. Green Foxtail, Bottle Grass. 
ITALICA (L.) Beauv. German Millet or Hungarian Grass. 
Cenchrus L. Sandbur, Bur Grass. Amherst, Hadley, Springfield. 
carolinianus Walt. 
Zizania (Gronov.) L. Indian Rice, Water Oats. 
palustris L. Northampton, Tuckerman & Jesup; _ Long- 
meadow, C. S. Plumb; Springfield, Dr. W. H. 
Chapin ; Amherst. 
Leersia Swartz. Cut-grass, White Grass. 
virginica Willd. White Grass. 
oryzoides (L.) Swartz. Rice Cut-grass. 
Phalaris L. Canary Grass. 
canariensis L.. In waste places. 
arundinacea L. Reed Canary Grass. Generally distributed. 
arundinacea L. var. PICTA L. Ribbon Grass. Persistent 
near old dwellings. 
Anthoxanthum L. Sweet Vernal Grass. 
ODORATUM L. 
Puelit Lecoq & Lamotte. Mass. Agr. College. 
Hierochloe (Gmel.) R. Br. Holy Grass. 
odorata (L.) Wahlenb. Vanilla Grass. Agawam, Dr. W. H. 
Chapin. 
Oryzopsis Michx. Mountain Rice. 
pungens (Torr.) Hitchc. 
asperifolia Michx. 
racemosa (Sm.) Ricker. 
Aristida L. Triple-awned Grass. 
dichotoma Michx. Poverty Grass. 
purpurascens Poir. Mt. Holyoke, E. Hitchcock; W. Spring- 
field, Dr. J. W. Robbins. 
