380 METASPERMAE OF THE MINNESOTA VALLEY. 



Fossil species : Trapa natans is found in Tertiary of 

 Alaska, Colo., Portugal, Japan and Saghalin, and in Quater- 

 nary at Cromer. 



Circaea alpiua Linn. Spec. 9 (1753). 

 Wats, and Coult., Gray's Man. 6 ed. 193; Britt., Fl. N. J. Ill; Mac, 

 Fl. Can. I, 174: Hook., Fl. Gt. Brit. 159; Upham, Fl.Minn. 57; Chap., Fl. 

 S. St. 143; Forbes and Hems., Fl. Sin. 310; Led., Fl. Ross. II, 114; Nym., 

 Fl. Eur.; Miyabe, Fl. Kur. 235; Herd., Fl. Eur. Russ. 50; Wats., King 

 Exp. 113; Wats., Bibl. Ind. I, 363; Hart., Fl. Scand. I, 266. 



Europe; N. and W. Asia to Himalayas, India, China 

 and Kurile Isls. ; N. Africa. 



North America: Labrador to N. Eng. , N. J. and Ga. ; 

 W. to Ind. and Minn. ; N. to Man. , N. W. T. and Alaska. 



Minn, valley: Forest district to Blue Earth Co.; deep 

 woods and near springs or bogs. 



Herb.: Sheldon 269, Madison Lake; Roberts 39, Dul- 

 nth; Herrick 111, Minneapolis; Holway 28, Vermilion lake; 

 Sandherg 204, Chisago Co. ; Bailey 207, Vermilion lake. 



Circaea hitetiana Linn. Spec. 8 (1753). 



C. lutetiana var. canadensis Linn. Spec. 8 (1753). 

 C. canadensis Hill. Veg. Syst. 10 (1762). 

 Wats, and Coult., Gray's Man. 6 ed. 193: Britt., Fl. N. J. Ill: Webb., 

 Fl. Neb. 125; Mac, Fl. Can. I, 175; Chap., Fl. S. St. 143: Hook., Fl. Gt. 

 Brit. 159; Upham, Fl. Minn. 57; Forbes and Hems., Fl. Sin. 310; Led., Fl. 

 Ross. II, 113: Nym., Fl. Eur.; Herd., Fl. Eur. Russ. 50; Cov., Fl. Ark. 184; 

 Wats., Bibl. Ind. I, 363; Hart., Fl. Scand. I, 265. 



Europe; N. Africa; N. and W. Asia to Caucasus, Ural 

 and Altai Siberia and Himalayas to China. 



North America: N. S., N. Br., Q., Ont. to N. Eng., N. 

 J. and Ga. ; W. to Minn., Neb., Wyoming and Ark. 



Minn, valley: Throughout, especially in forest dis- 

 trict; damp woods and along streams or near lake shores. 



Herb.: Sheldon 1038, Sleepy Eye; Sheldon 805, Sigel 

 township, Brown Co. ; Sheldon 940, Redwood Falls; Taylor 886, 

 Glenwood; Ballard 493, Priors lake, Scott Co.; Ballard 537, 

 Cleary's lake, Scott Co. ; Ballard 672, Waconia; Ballard 857, 

 Page lake, Carver Co. ; Sandherrj 203, White Rock; Oesllnnd 58, 

 Minneapolis; Holzinger 79, Winona Co.; Oesilund 00, Minne- 

 apolis; Herrick 110, Minneapolis; Winchell 5, Minne tonka. 



(ENOTHERA Linn. Gen. 318 (1737). 



Onasra, ISsiiiiimiiiiia, Xj lopleuruin, KiioiHia, Lavaiixia, 

 Pacliyloplius, 31<'j;rsM»toriiiin, Caiyloplms, Go<letia, l$oi.s<luvalia, 

 Agrassixia, Ifartiiianuia Spach, Suit. Butt. IV, 357 seq. (1839). 



3IorioIix Uaf. Am. Mo. Mag. (1819). 



