204 METASPERMAE OF THE MINNESOTA VALLEY. 



Minn, valley: Throughout; prairie district, saline or 

 alkaline marshes. 



Herb.: Sheldo)i 1569, Lake Benton; Ballard 2S6, Jor- 

 dan, Scott Co. ; Herrick 261, Minneapolis; 5ai7e^ i, Vermilion 

 lake; Herrick 262, Minneapolis; Hammond 36, Lake City; Herb. 

 Moyer 216, Montevideo. 



Rnmex persicarioides Linn. Spec. 335 (1753). 



a. anthoxanthum MuRR. Prodr. Gott. 52 (1770). 

 E. aureus With. A rr. .356 (1776). 

 B. maritimus Auct. Amer. 

 Wats, and Coult., Gray's Man. 6 ed. 439; Britt., Fl. N. J. 211; Webb., 

 Fl. Neb. 112; Mac, Fl. Can. I, 417; Upham, Fl. Minn. 121; Chap., Fl. S. 

 St. 386; Coult., Fl. Colo. 318; Wats. Fl. Calif. II, 9; Hook., Fl. Gt. Brit. 

 348; Nym., Fl. Eur.; Herd., Fl. Eur. Russ. 110; Wats., King Exp. 314; 

 Cov., Fl. Ark. 216; Led., Fl. Ross. Ill, 500; Hart., Fl. Scand. I, 338: Tre- 

 lease. Rev. Rum. 93; Greene, Fl. Fran. 139. 



Europe: Scand. and Brit, to Servia and Mid. Russ. 



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

 Hudson Bay and Rocky mts.; S., E. of Sierras, to N. Mex., 

 and E. to Atl. coast and N. Car. 



Minn, valley: Throughout; marshy or alkaline and 

 saline localities. 



Herb.: Sheldon 1252, Lake Benton; Sheldon 758, Sleepy 

 Eye; Ballard 654, Chaska; Ballard 500, Prior's lake, Scott Co. ; 

 Taylor 653, Minnesota lake; Oestlund 165, Minneapolis; Kas- 

 sube, 211, Minneapolis; Herrick 263, Minneapolis; Leibercj 52, 

 Blue Earth Co. 



POLYOONUM Linn. Gen. ed. V. 445 (1754). 

 Tephis Adans. Faru. II, 276 (1763). 

 Lajfunea Lour. Fl. Cochinch. 220 (1790). 

 Tovara Adans. Fam. II, 276 (1763). 



Aiitenoroii Raf. Fl. Lud. 28 (1817). • 



Aini)el,ys-onum Lindl. Bot. Reg. (1838). 

 Ecliinocaulos IIassk. Flora (1842). 

 Cliylocalyx Hassk. MSS. 



Thysaiielia A. Gray, Bost. Journ. Nat. Hist. V, 232 (1847). 

 Bihlerdykia Dumort, Flor. Belg. 18 (1827). 

 Pleuropteriis TuRCZ. Bull. Imp Soc. Mosc. 587 (1848). 

 Benth. and Hook., Gtn. PI. Ill; Diirand, Ind. Gen. J'hau. 342; Schenck, 

 Palaeophyt. 490-491; Engl.-Danini.; Nat. Pjianz. 3, I a, 25. 



Living species: 150; cosmopolitan; N. rather than S. 

 Europe, 31; Russia, 31; Russian Europe, 22; S. Sts., 18; Rocky 

 mts., 16; Canada, 29-31; California, 25; E. Sts., 21; PL King, 

 11-12; PI. Wheel., 11; N. America and Mexico, 50 ±. 



Fossil species: Tertiary, Spitzbergen (Heer); Oen- 



