80 METASPERMAE OF THE MINNESOTA VALLEY. 



Donax boreolis TRIN. Fund. Agrost. 156 (1820). 

 Festuca borealis M, K. Rohl., Dan. Fl. I, 664 (1823). 



F. donacina WAHL. Fl. Suec. 64 (1824-26). 

 Scolochloa festucacea LINK, Hort. Berol. I, 137 (1827). 

 Iriodia festucacea EICHW. Sk. 119 (1830). 



Glyceria arundinacea FR. Nov. Mant. II, 8 (1832-42). 

 Flumlnia arundinacea FR. Summ. I, 247 (1846-49). 

 Graphephorum festucaceum GRAY, Ann. Bot. Soc. Can. I, 57 (1861). 



G. arundinaceum A sen. Fl. Brand. 852 (1866). 



Wats, and Coult., Gray's Man. 6 ed. 666; Mac., Fl. Can. II, 229; Up- 

 ham, Fl. Minn. 165; Engl. Hackel, Nat. Pflanz. II, 2, 74; Richt., PI. Eur. 

 I, 89; Nym., Fl. Eur.; Led., Fl. Ross.; Hart., Fl. Scand. I, 505. 



Northern Europe and Baikal Siberia. 



North America: Lake of the Woods and Saskatchewan, 

 throughout the prairie region and to the Peace river country; 

 S. to Emmet Co., Iowa. 



Minn, valley: W. and N. W. districts and S. edge; 

 edges of lakes or streams. 



HERB. : Craiiy 5, Emmet Co., Iowa, state line. 



PANICULARIA FABR. En. PL Helm. 373 (1763). 

 Glyceria R. BR. Prodr. 179 (1810). 

 Hydrochloa HARTM. Gram. Scand. 8 (1819). 

 Porroteranthe STEUD. Syn. Glum. I, 287 (1855). 

 Exydra ENDL. Fl. Posen. 119 (1830). 



Benth. and Hook., Gen. PL IIJ, 1197; Durand, Ind. Gen. Phan. 478; 

 Engler and Prantl, Nat. Pflanz. 2, II, 74; O. Kuntze, Rev. Gen. II, 782. 



Living species: 16; principally N. America; a few 

 Europe and Asia; 1, Australia. Europe, 9-10; Russia, 6; 

 North America, 15; Canada, 14; California, 3-4; Rocky mts , 

 4; PL Wheel., 4; E. Sts., 8; S. Sts., 4; PI. King, 3. 



Panicularia fluitans (LINN.) OK. Rev. Gen. II, 782 (1891). 

 Festuca fluitans LINN. Spec. 75 (1753). 

 Hydrochloa fluitans HOST. Gram. I, 141 (1801). 

 Poa fluitans KOEL. Gram. 204 (1802'. 

 Glyceria fluitans R. BR. Prodr. I, 179 (1810). 



Wats, and Coult, Gray's Man. 6 ed. 667; Britt., Fl. N. J. 296; Wats., 

 Fl. Calif. II, 307; Vas., Agr. Grasses U, S. 70; Upham, Fl. Minn. 167; 

 Chap., Fl. So. St. 561; Engl. flackel, Nat. Pflanz. II, 2, 74; Richt., PI. Eur. 

 I, 90; Led., Fl. Ross. IV, 394; Hook., Fl. Gt. Brit. 494; Cov., Fl. Ark. 237; 

 Hart., Fl. Scand. I, 501. 



Cosmopolitan Europe, Asia, Africa, Australia. 

 North America: N. Br., Q., Ont. to Saskatchewan, 

 Brit. Col., Vancouver; S. to Oregon and Sierra Nevada; E. to 

 Minn., Ark., Tenn. and Atl. coast. 



Minn, valley: Forest district; shallow water of poncls 

 or sluggish streams. 



