274 METASPERMAE OF THE MINNESOTA VALLEY. 



HERB. : Bollard 813, Page lake, Carver Co. ; Bollard 

 444, Prior's lake, Scott Co.; Bollard 611, Chaska; Sheldon 1371, 

 Lake Benton; Bollard 694, Waconia; Sheldon 1197, New Ulm; 

 Herrick 109, Minneapolis; Kassube 92, Minneapolis; Holzinger 

 78, Winona Co. ; Sandberg 201, Cannon Falls; Herb. Moyer 84, 

 Montevideo (a very large-leaved form). 



L. SAXIFRAGACEAE. Saxifrage Family. 



Endlicher, Gen. PL 813 (1840); 823Ribesiaceae; 1186, Philadelpheae; 

 Lindl. VCR. King, 752, 569, 573, 750, 451 (1846) -Escalloniaceae, Hydrangea- 

 ceae, Brexiaceae, Grossulariaceae. Francoaceae; DC. Prodr. VII, 521 (1838-39); 

 Benth. and Hook., Gen. PL I, 629 (1865) excl. Trib. V, Cunonieae; Bail- 

 Ion, Hist. PL III, 325 (1872) in part; Engler in Engler and Prantl, Nat. 

 Pflanz. 3, II a, 41 (1890). 



Genera: 60; widely distributed. 



Species: 450 ; mostly "glacial plants." 



SAXIFRAGA LINN. Gen. 368 (1737). 



Megasea, Antiphylla, Chondrosea, Muscaria, Lobaria, 

 Spat iilarhi. Dermasea, Aulaxis, Robertsonia, Miscopetalum, 

 Leptasca, Hirculus, Ciliaria HAW. Enum. Sax. (1821). 



Ligularia DUVAL, PI. Succ. 11 (1819). 



Kingstonia GRAY, Brit. PI, II, 531 (1821). 



Zahlbrucknera REICH. Fl. Germ. Excurs. 551 (1832). 



Oiptera BOBKH. ex Baill. Adans. Y, 282 (1865). 



Hydatica NECK. Elem. (1790). 



Oreosplenium ZAHLBR. ex Baill. Adans. V, 282 (1865). 



Geryonia SCHUR. Transsylv. Enum. (1866). 



Bergenia MOENCH, Meth. (1794). 



Baillon, Hist. PL III, 424; Benth. and Hook., Gen. PL I, 635, 636; 

 Durand, 2nd. Gen. Phan. 116; Engler and Prantl, Nat. Pflanz. 3, II a, 52 

 (Engler); Schenck, Palaeophyt.Qll . 



Living species: 200 ; nits, and arctic regions of N. 

 hemisphere; a few widely distributed as glacial plants (Engler). 

 Also, in the Andes of S. America. 160 (B. and H.); 180 (Du- 

 rand). Russia, 57; Europe, 120 (in the Alps, for the most part); 

 Russian Europe, 20; North America, 45; Canada, 35; Rocky 

 mts., 18-20; California, 10; E. Sts., 11; PL King, 7; PL Wheel., 

 11; Alaska, 25 . 



Fossil species: S. oppositifolia, Quaternary, England 

 and Denmark. 



Saxifraga pennsylvanica LINN. Spec. 399 (1753). 

 S. semipubescens SWEET, Hort. Suburb. 97 (1818). 

 8. palustris LINK, Enum. I, 412 (1821). 

 Micranthes pennsylvanica HAW. Enum. Sax. 45 (1821). 

 Evaiezoa pennsylvanica RAF. Fl. Tell. II, 71 (1836). 

 Wats, and Coult., Gray's Man. 6 ed. 170; Britt., Fl. N J. 101;Upham. 



