274 ME)TASPERMAE OF THE MINNESOTA VALLEY. 



Herb. : Ballard 813, Page lake, Carver Co. ; Ballard 

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

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

 Herrick 109, Minneapolis; Kassiibe 02, Minneapolis; Holzinger 

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

 Montevideo (a very large-leaved form). 



L. SAXIFRAGACEAE. Saxifrage Family. 



Endlicher, Gen. PI. 813 (1840); 82Z -Bihesiacene; 1186, Philadelpheae; 

 Lindl. Veg. 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 (186.5)— excl. Trib. V, Cunonieae; Bail- 

 Ion, Hist. PI. Ill, 325 (1872) in part; Engler in Engler and Prantl, Nat. 

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



Genera: 60; widely distributed. 



Species: 450 ±; mostly "glacial plants." 



SAXIFRAGA Linn. Gen. 368 (1737). 



Megasea, Antiphylla, Chourtro.sea, Muscaria, liObaria, 

 Spatularia, Deriiiasea, Aulaxis, Kobertsonia, Miscopetaluiu, 

 Leptasea, Hirciilus, Ciliaria Haw. Enum. Sax. (1821). 



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



Kingstoiiia Gray, Brit. PI, II, 531 (1821). 



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



I>iptera Borkh. ex Baill. Adans. V, 282 (1865). 



Hydatica Neck. Elem, (1790). 



Oreo.splenium Zahlbr. ex Baill. Adans. V, 282 (1865). 



Geryonia ScnuR. Trans&ylv. Enum. (1866). 



Berg-euia Moknch, Meth. (1794). 

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

 Durand, Ind. Gen. Phan. 116; Engler and Prantl, Nat. PJianz. 3, II a, 52 

 (Engler); Schenck, Palaeophyt.an. 



Living species: 200 ±; mts. 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; PI. King, 7; PL Wheel., 

 11; Alaska, 25 ±. 



Fossil species: S. oppositifolia, Quaternary, England 

 and Denmark. 



Saxifra^a pennsylvanica Linn. Spec. 399 (1753). 



S. scrnipubesrens .SwKET, Hort. Suburb. 97 (1818). 

 /S'. paluslris Link, Enum. I, 412 (1821). 

 Micranthes pennsylvanica Haav. 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, 



