428 METASPERMAE OF THE MINNESOTA VALLEY. 



TOLYULUS Med. Phil. Bot. II, 42 (1791). 

 Calysteg-ia R. Br. Prodr. 483 (1810). 

 Baillon, Hist. PI. X, 324; Benth. and Hook., Gen. PI. II, 874; Durand, 

 Ind. Gen. Plum. 286; O. Kuntze, Rev. Gen. II, 447; Schenck, Palaeophyi. 

 776; Engler and Prantl, Nat. Pfianz. IV, 3 a, 36 (Peter). 



Living species: 7; temperate and subtropical regions. 

 N. America, 3-4; W. coast, 1; Atl. regions, 2; W. Tex., 1. 



Fossil species: Convolvulus, Tertiary, Frankfort {Lud- 

 wig). 



TolYulus spithameus (Linn.) OK. Rev. Gen. II, 447 (1891). 



Convolvulus spithameus Linn. Spec. 158 (1753). 

 Calystegia spithameus PuRsn, Fl. Am. I, 434 (1814). 

 C. tomentosa Pursh, Fl. Am. 434 (1814). 

 Wats, and Coult., Gray's Man. 6 ed. 369; Britt., FL N. J. 180; Upham, 

 Fl. Minn. 110; Mac, Fl. Can. I, 345; Chap., Fl. S. St. 345; Gray, Syn. Fl. 

 II, 1, 215; Engl. Pet., Nat. Pflanz. IV, 3 a, 36. 



North America: N. S., Q., Ont., Man. and Saskatch- 

 ewan; S. to Minn, and Fla. 



Minn, valley: N. E. district; rare; dry roadsides and 

 embankments. 



Herb.: Kassuhe 194, Minneapolis; Holzinger 178, Wi- 

 nona Co.; Herrick 244, St. Louis river; Holzinger 179, Winona 

 Co. 



Volvulus sepiuni (Linn.) Junger, Oestr. Bot. Zeit. 133 

 (1891). 



Convolvulus sepium Linn. Spec. 218(1753). 

 Calystegia sepium R. Br. Prodr. 483 (1810). 

 Wats, and Coult., Gray's Man. 6 ed. 369; Britt., Fl. N J. 179; Webb., 

 Fl. Neb. 134; Upham, Fl. Minn. 110; Mac, Fl. Can. I, 345, 569; Chap., Fl. 

 S. St. 344; Coult., Fl. Colo. 265; Brew, and Wats., Fl. Calif. I, 533; Forbes 

 and Hems., Fl. Sin. II, 164; Hook., Fl. Gt. Brit. 284; Led., Fl. Ross. Ill, 

 94; Nym., Fl. Eur.; Roth., Wheel. Exp. 205 in mr.; Gray, Syn. Fl. II, 1, 

 215; Suppl. Syn. II, 435 in var.; Hart., Fl. Scand. I, 74; Engl. Pet., Nat. 

 Pflanz. IV, 3 a, 36; Coult., Fl. Tex. 292 in var. 



N. Africa; most Europe; Asia to China and Dahuria; 

 Australia and New Zealand. 



North America: Throughout Can. to N. W. T. ; S. to 

 N. J. and Del.; W. to Utah, Minn., Neb. and Colo. 



Minn, valley: Throughout; river banks and thickets, 

 climbing over shrubbery. 



Herb. : Taylor 22, Elysian; Ballard 501, Prior's lake, 

 Scott Co.; Sheldon 1553, Lake Benton; Ballard 344, Helena, 

 Scott Co.; Sheldon 25, Elysian; Sheldon 376, Madison Lake; 

 Ballard 133, Chaska; Ballard 751, Waconia; Herrick 242, St. 

 Louis river; Herrick 243, Minneapolis; Kassuhe 193, Minneap- 



