340 METASPERMAE OF THE MINNESOTA VALLEY. 
banks and woodland. 
HERB.: Ballard 200, Jordan, Scott Co. 
Polygala cruciata Linn. Spec. 706 (1753). 
P. c.spidata 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., Rev. 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 (1758). 
P. sanguinea LINN. Spec. 705 (1753). 
P. purpurea Nutt. Gen. ITI, &8 (1818). 
Wats. and Coult., Gray’s Man. 6 ed. 121; Upham, Fl. Minn. 40; Chap., 
F1.8. 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. 
Hers.: Oestlund 28, Hennepin Co.; Herrick 70, Min- 
neapolis; Kassube 53, Minneapolis; Sandberg 123, Red Wing; 
Bodin 1, Center City; Macif. and Sheld. 50, Brainerd. 
LVIII. EUPHORBIACEAE. Spurge Family. 
Endlicher, Gen. Pl. 1107 (1840); Antidesmeae, Endlicher, Gen. Pl. 287 
(1840); Bennettiuceae, Schizl. Icon. t. 172 (1843); Daphniphyllaceae, Mill- 
Arg., DC. Prodr. xvi, I, 1 (1869); Hippomaneae, Agardh, Theor. Syst. 244 
(1858); Stiluginaceae and Scepaceae, Lindl. Vey. King. 259, 283 (1846); Phyl- 
lantheae Agardh, Syst. Theor.; Pseudantheae, Putranjiveae, Endlicher, Gen. 
Pl. 288 (1840); Tithymuli Adans. Fam. 356 (1763); Trewiaceae, Lindl. Nat. 
Syst. ed. II, 174 (1836); Tricoccae Linn. Philos. Bot. 42 (1751); Benth. and 
Hook., Gen. Pl. III, 239 (1883); Baillon, Hist. Pl. V, 105 (1874); Pax in Eng- 
ler and Prantl, Nat. Pflanz. ITI, 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: 8500+, 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. ¢. (1891). 
Acalypha LINN. Corr. Gen. 986 (1787, later). 
Cupameni ADANS. Fam. II, 356 (1763). 
