434 METASPERMAE OF THE MINNESOTA YALLEY. 



XCI. HYDROPHYLLACEAE. Waterleaf 

 Family. 



Endlicher, Gen. PI. 658 (1836-40); Bentham and Hooker, Gen. Plant. 

 II, 825 (1876); Baillon, Hist. PI. X, 397 (1891)-s?<?> BoraginacC^es. 



Genera: 15; N. America; a very sparing represfentation 

 in S. America, Africa and the tropics. 



Species: 150; N. America ; 3-4 around world and S. 

 America or S. Africa. 



MACROCALYX Trew. Nov. Act. Cur. II, 330 (1761). 

 EUisia Linn. Spec. ed. II, Appx. (1763). 

 Nyctalea Scop. Introd. 775 (1777). 

 Encrypta Nutt. Jour. Acad. Phil. 2, I, 158 (1848). 

 Baillon, Bist. Pl.X, 397; Benth. and Hook., Gen. PI. 11,827; Durand,. 

 lad. Gen.Phan. 280; O. Kuntze, Bev, Gen. II, 433(1891). 



Living species: 3; N. America; 1, Can., Rocky mts., E. 

 Sts. ; 2, California. 



Macrocalyx nyctalea (Linn.) OK. Rev. Gen. II. 434 (1891). 



Ipomea nyctalea Lin'n. Spec. (1753), 



Polemonium nyctalea LiKN. Spec. 2 ed. (1762). 



EUisia nyctalea Linn. Spec. 2 ed. Appx. 1662 (1763). 



E. amhigua Nutt. Gen. I, 118 (1818). 

 Wats, and Coult., Gray's Man. 6 ed. 359: Britt., Fl. N. J. 176; Brew, 

 and Wats., Fl. Calif. I, 505; Coult., Fl. Colo. 255; Mac, Fl. Can. I, 322; 

 Upham, Fl. Minn. 109; Webb., Fl. Neb. 135; Cov., Fl. Ark. 205: Gray, Syn. 

 Fl. II, 1, 157. 



North America: Qu'Appele to Saskatchewan and N. 

 W. T.; S. to N. Eng., N. J. and Va.; W. to Minn., Mo., Dak., 

 Neb., Colo, and Arkansas river. 



Minn, valley: Throughout; grassy places, rich woods 

 and banks of streams or lakes. 



Herb.: Ballard 348, Helena, Scott Co.; Taylor 182, 

 Janesville; Ballard 80, Ch.3,ska; Taylor 350, J anesville; Sheldon 

 072, Waseca; Sheldon 135a, Madison Lake; Foofc 3, Worthing- 

 ton; Herrick 241, Minneapolis; Sandberf/ 450, Cannon Falls; 

 Holzinger 175, Winona; Herb. Sheld. 1766, Ft. Snelling; Herb. 

 Wickersheim 101, Idlewild, Lincoln Co.; Herb. Moyer 193, Chip- 

 pewa river, near Montevideo. 



HYDROPHYLLUM Linn. Gen. 124 (1737). 



Vitlcella MiTcn. Act. Med. Cur. VIII, 220 (1748). 

 Deceiniiini Raf. Fl. Lud. 33 (1817). 

 Baillon, Ilit^t. PL X, 397; Benth. and Hook., Gen. PI. II, 826; Durand,. 

 Gen. Phan. 279. 



Living species: 6; N. America; Canada, 5; S. Sts., 4;. 



