334 METASPERMAE OF THE MINNESOTA VALLEY. 



LIV. OXALIDACEAE Wood-Sorrel Family. 



Endlicher, Gen. PI. 1171 (1°40): Benth. and Hook., Gen. PI. I, 270(1862) 

 —sub Geraniaceae: Baillon, Hist. PL V, 22 (1874)— sub Geraniaceae; 

 Reiche, Engler and Prantl, Nat. Pflanz. 3, IV, 15 (1889). 



Genera: 7; tropical and subtropical regions, sparingly 

 in temperate zones; center in S. Africa and S. America. 



Species: 250 ± ; 90 per cent, in genus Oxalis Linn. 



OX A LIS Linn. Gen. 377 (1737). 



Biophytum DC. Prodr. I, 689 (1824). 

 Oxys TOURN. Inst. 88 (1700) 

 Baillon, Hist. PI. V, 41; Benth. and Hook., Gen. PI. I, 276; Durand, 

 Ind. Gen. Phan. 51; Engler and Prantl, Nat. Pflanz. 3, YI, 19, 21 (Reiche); 

 Gray, III. Gen. II, 111; Schenck, Palaeophyt. 530. 



Living species: 250 ±; Africa, tropical Asia and 

 America; 3-4 temperate regions; 1-2, tropics of both hemi- 

 spheres, the rest in S. Africa and tropical America to S. 

 America. North America, 10-12; "W. Tex., 6; S. Sts., 3; Rocky 

 mts.. 2-3; E. Sts., 5; Canada, 3-4; California, 2; PI. Wheel., 1. 

 Fossil species: 2 in amber {Comuentz). 



Oxalis stricta Linn. Spec. 435 (1753). 



O. dillenii Jacq. Oxal. 15, 28 (1794). 

 O. florida Salisb. Prodr, 322 (1796). 



O. cornicidata Linn. var. stricta Sav. Lam. Enc. Meth. IV, 683 

 (1797). 



O. lyoni PuRSH, Fl. Am. 322(1814). 

 Wats, and Coult., Gray's Man. 6 ed. 105; Britt., Fl. N. J. 73; Webb., 

 Fl.Neb. 121; Coult., Fl. Colo. 45; Chap., Fl. S. St. 63; Brew, and Wats., 

 Fl. Calif. I, 96; Hook., Fl. Gt. Brit. 84; Mac, Fl. Can. I, 92, 503; Forbes 

 and Hems., Fl. Sin. 99; Led., Fl. Ross. I, 483; Wats., Bibl. Ind. I, 153; 

 Nym., Fl. Eur.; Herd., Fl. Eur. Russ. 34; Engl. Reiche, Nat. Pllanz. Ill, 

 4, 21; Coult., Fl. Tex. 52; Greene, Fl. Fran. 100; Cov., Fl. Ark. 171. 

 Middle and N. Europe; N. Asia; China,. 

 North America, N. S. to Man. ; S. to N. Eng. , Fla. ; 

 W. to Colo., Tex. and California. 



Minn, valley: Throughout at all levels; damp or cul- 

 tivated ground; banks of streams and in ravines. 



Herb.: Sheldon 111 J, Springfield; Taylor 586, Minne- 

 seta lake; Sheldon 20, Elysian; Sheldon 166, Madison Lake; 

 Sheldon 965, Sleepy Eye; Taylor 132, Janesville; Taylor 7^7, 

 Glenwood; Ballard 22, Chaska; Ballard 658, Waconia; Ballard 

 534, Cleary's lake, Scott Co. ; Herrick 04, St. Louis river; Rob- 

 erts 22, Beaver bay; Sandhercj 110, Cannon Palls; Herrick 65, 

 Minneapolis; Herh. Sheld. 174.1, Minneapolis. 



