384 METASPERMAE OF THE MINNESOTA VALLEY. 
LIV. OXALIDACEAE. Wood-Sorrel Family. 
Endlicher, Gen, Pl. 1171 (1240); Benth. and Hook., Gen. Pl. I, 270 (1862) 
—sub Geraniaceae; Baillon, Hist. Pl. V, 22 (1874)—sub Geraniaceae; 
Reiche, Engler and Prantl, Nat. Pflanz. 3, 1V, 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 Ozxalis Linn. 
OXALIS Linn. Gen. 377 (1787). 
Biophytum DC. Prodr. I, 689 (1824). 
Oxys Tourn. Inst. 88 (1700). 
Baillon, Hist. Pl. V, 41; Benth. and Hook., Gen. Pl. I, 276; Durand, 
Ind. Gen. Phan. 51; Engler and Prantl, Nat. Pflanz. 3, VI, 19, 21 (Reiche); 
Gray, Ill. Gen. II, 111; Schenck, Palaeophyt. 530. 
Living species: 250+; Africa, tropical Asia and 
America; 8-4 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; Pl. Wheel., 1. 
Fossil species: 2 in amber (Conwentz). 
Oxalis stricta Linn. Spec. 435 (1758). 
O. dillenti Jaca. Oxal. 15, 28 (1794). 
O. florida SALIsB. Prodr. 322 (1796). 
O. corniculata LINN. var. stricta SAV. Lam. Enc. Meth. IV, 683 
1797). 
wre) O. lyoni Pursu, FI. 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. 8. St. 63; Brew. and Wats., 
Fl. Calif. I, 96; Hook., Fl. Gt. Brit. 84; Mac., Fl. Can. I, 92, 503; Forbes 
and Hems., FI. Sin. 99; Led., Fl. Ross. I, 483; Wats., Bibl. Ind. I, 153; 
Nym., Fl. Eur.; Herd., Fl. Eur. Russ. 34; Engl. Reiche, Nat. Pflanz. IIT, 
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.; 8. 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. 
Hers.: Sheldon 1111, Springfield; Taylor 586, Minne- 
sota lake; Sheldon 20, Elysian; Sheldon 166, Madison Lake; 
Sheldon 965, Sleepy Eye; Taylor 122, Janesville; Taylor 747, 
Glenwood; Ballard 22, Chaska; Ballard 658, Waconia; Ballard 
584, Cleary’s lake, Scott Co.; Herrick 64, St. Louis river; Rob- 
erls 22, Beaver bay; Sandberg 110, Cannon Falls; Herrick 65, 
Minneapolis; Herb. Sheld. 1741, Minneapolis. 
