340 METASPERMAE OF THE MINNESOTA VALLEY. 



banks and woodland. 



HERB. : Ballard 200, Jordan, Scott Co. 



Polygala cruciata LINN. Spec. 706 (1753). 

 P. cuspidata HOOK. Journ. Bot. I, 194 (1834). 



Wats, and Coult., Gray's Man. 6 ed. 121; Britt., Fl. N. J. 59; Webb., 

 Fl. Neb. 122; Upham, Fl. Minn. 40; Chap., Fl. S. St. 84; Wats., Bibl. Ind. 

 I, 90; Wheel., Kev. Polyg. 117. 



North America: Maine, N. J., N. Car. to Fla. ; W. to 

 Minn., Neb., Kan. and La. 



Minn, valley: N. edge and in vicinity of Ft. Snelling; 

 Dakota Co. ; low ground and base of hills. 



Polygala viridescens LINN. Spec. 705 (1753). 

 P. sanguinea LINN. Spec. 705 (1753). 

 P. purpurea NUTT. Gen. II, 88 (1818). 



Wats, and Coult., Gray's Man. 6 ed. 121; Upham, Fl. Minn. 40: Chap., 

 Fl. S. St. 83; Britt., Fl. N. J. 59; Mac., Fl. Can. I, 66, 494; Cov., FL Ark. 

 168; Wats., Bibl. Ind. I, 92; Wheel., Rev. Polyg. 127. 



North America: Ont. and Maine to N. J. and N. Car.; 

 W. to Minn. , Kan. , Ark. and Ind. Terr. 



Minn, valley: Forest district; Ft. Snelling to Chip- 

 pewa river; low or sandy soil; river banks. 



HERB.: Oestlund 28, HennepinCo.; Her ride 70, Min- 

 neapolis; Kassube 53, Minneapolis; Sandberg 123, Red Wing; 

 Bodin 1, Center City; MacM. and Sheld. 50, Brainerd. 



LVIII. EUPHORBIACEAE. Spurge Family. 



Endlicher, Gen. PL 1107 (1840); Antidesmeae, Endlicher, Gen. PL 287' 

 (1840); Bennettiaceae. Schizl. Icon. t. 172 (1843); Daphniphyllaceae, Mttll- 

 Arg., DC. Prodr. xvi, I, 1 (1869); Hippomaneae, Agardh, Theor. Syst. 244 

 (1858); Stilaginaceae and Scepaceae, Lindl. Veq. King. 259, 283 (1846); Phyl- 

 lantheae Agardh, Syst. Theor.; Pseudantheae, Putranjiveae, Endlicher, Gen. 

 PL 288(1840); Tithymali Adans. Fam. 356 (1763); Trewiaceae, Lindl. Nat. 

 Syst. ed. II, 174 (1836); Tricoccae Linn. Philos. Bot. H2 (1751); Benth. and 

 Hook., Gen. PL III, 239 (1883); Baillon, Hist. PL V, 105 (1874); Pax in Eng- 

 ler and Prantl, Nat. Pflanz. III. 5, 1 (1890). 



Genera: 200-220; cosmopolitan; a large number xero- 

 phytic; principally in the tropics, but very many temperate 

 forms. Baillon recognises 150 genera. 



Species: 3500 , including a large number of desert 

 plants especially in S. Africa, and the Malayan peninsula. 



RICINOCARPUS BURM. Thes. Zeyl. 203 (1737), p. p em. 

 O. K. 1. c. (1891). 



Acalypha LINN. Coir. Gen. 986 (1737, later). 

 ( 11 pa men i ADANS. Fam. II, 356 (1763). 



