54 METASPERMAE OF THE MINNESOTA VALLEY. 
Living species: 5; America, 3 endem.; Old World, tem- 
perate regions, 1; tropical regions, 1; U. S., 4; Atlantic States, 
8; Tex., 1. 
Homalocenchrus oryzoides (Linn.) Potu. Fl. Palat., 1 
52 (1776). 
Phatlaris oryzoides LINN. Spec. 55 (1758). 
Ehrhartia clandestina Wieea. FI). Holst. 695 (1780). 
Asprella oryzoides LAM. Ill. I. 167 (1791). 
Leersia oryzoides Sw. FI. Ind. Occ. I. 132 (1797). 
Oryza clandestina A. BR. Asch. Fl). Brand. 799 (1864). 
Wats. and Coult., Gray’s Man. 6 ed. 635; Britt., Fl. N. J. 284; Webb., 
Fl. Neb. 105; Upham, Fl. Minn. 159; Wats., Fl. Calif. II. 262; Mac., Fl. 
Can, II. 184; Vas. Ag. Grasses U. 8. 34; Chap., Fl. So. St. 548; Engl., 
Hickel, Nat. Pflanz. II. 2, 41; Richt., Pl. Eur. I. 28; Nym., Fl. Eur.; Hook., 
Fl. Gt. Brit. 471; Led., Fl. Ross. 1V. 466; Cov., Fl. Ark. 233; Hart., Fl. 
Scand. I. 571; Vas., Mon. 41. 
Northern, Central and Southern Europe; Temperate 
Asia; N. Africa. 
North America: Newf., N. S., N. Br., Q., Ont. to 
Saskatchewan; Oregon to Calif.; Atl. Region to Fla. and W. to 
Missouri river valley. 
Minn. valley: Throughout, principally in forest dis- 
trict; sloughs and marshes. 
HERB.: Taylor 1159, Glenwood; Oestlund 221-222, Hen- 
nepin Co.; Sandberg 557, Red Wing. 
Homalocenchrus virginicus (WILLD.) Britr. Fl. N. J. 285 
(1890). 
Leersia virginiea WILLD. Spec. I. 325 (1797). 
Asprella virginica R. and 8. Syst. IL. 266 (1817). 
Wats. and Coult., Gray’s Man. 6 ed. 685; Upham, Fl. Minn. 159; Webb. 
Fl. Neb. 105; Mac., Fl. Can. EI. 184; Chap., Fl. So. St. 548; Vas. Ag. Grasses 
U.S. 34; Cov., Fl. Ark. 233; Vas., Mon.-41. 
North America: Newf. to Maine, N. Y., N. J., Penn. 
and Fla.; W. to Ont., Ott., Minn., Neb., Ark., La. and Tex. 
Minn. valley: Forest district; rare or infrequent; low 
and marshy woodland. 
HERB.: O6estlund 220, Hennepin Co.; Sandberg 556, 
Goodhue Co. 
PHALARIS Linn. Gen. 38 (1787). 
Digraphis Trin. Fund. Agr. 127 (1820). 
Baldingera GAERTN. Mey. et. Schreb., Fl. Wett. (1799). 
Typhodes MorencyH, Meth. 201 (1794). 
Benth. and Hook., Gen. Pl. III. 1138; Durand, Ind. Gen. Phan. 468; 
Engler and Prantl, Nat. Pflanz. 2, I]. 43 (Hackel). 
