1913] Reports on the Flora of the Boston District,— XVIII 149 
AGROPYRON. 
A. caninum (L.) Beauv. Rocky woods, Stoneham (W. P. Rich, 
July 4, 1894); ledges on Mt. Tabor, Lincoln (J. R. Churchill, June 18, 
1883; J. R. Churchill & Walter Deane, Sept. 15, 1888); Concord 
(C. W. Swan & C. W. Jenks, July 6, 1888); Maj. Heywood path, near 
2d Division Brook, Concord (H. D. Thoreau, July 1, 1859); Conan- 
tum, Concord (E. S. Hoar, July 6, ——); Damp woods, Wellesley 
(K. M. Wiegand, July, 1912). 
A. caninum (L.) Beauv., var. tenerum (Vasey) Pease & Moore. 
(A. tenerum Vasey; see Pease € Moore, Ruopora xii. 71, 1910.) 
Dry railroad bank, Norfolk (R. A. Ware, July 4, 1908, specimen in 
herb. R. A. Ware). 
A. caninum (L.) Beauv., var. tenerum (Vasey) Pease & Moore, 
forma ciliatum (Scribn. € Sm.) Pease & Moore. (See Pease & Moore, 
Ruopona xii. 72, 1910.) Border of marsh, Petengill’s Swamp, 
Newbury (A. A. Eaton, Aug. 12, 1897, specimen in Gray Herb.). 
A. PUNGENS (Pers.) R. & S. Edge of salt marsh, Scituate (C. H. 
Knowlton, July 28, 1907, specimen in herb. C. H. Knowlton). 
A. REPENS (L.) Beauv. Waste and cultivated ground, very com- 
mon throughout. 
A. REPENS (L.) Beauv., var. PrLosUM Scribn. (See Scribner, Bull. 
U. S. Division of Agrostology, No. 4, 1897, page 36.) Dry ground, 
Andover (A. S. Pease, June 30, 1901); low ground, Andover Hill, 
Andover (A. S. Pease, July 2, 1905); "Chelsea Beach" [Revere 
Beach, Revere] (W. Boott, July 15, 1868). Native of western North 
America. 
SECALE. 
S. CEREALE L. Rye. Waste ground. Several scattered stations 
throughout. Native of Eurasia. 
TRITICUM. 
T. aestivum L. Wheat. Roadsides, wharves, railroad tracks, 
old fields and waste places. Scattered stations throughout. Ad- 
ventive from Eurasia. 
