456 METASPERMAE OF THE MINNESOTA VALLEY. 
HeErRsB.: Sheldon 1542, Lake Benton; Ballard 468, Pri- 
or’s lake, Scott Co.; Taylor 982, Glenwood; Taylor 678, Minne- 
sota lake; Oestlund 132, Minneapolis; Holzinger 160, Winona 
Co.; Herrick 220, Minneapolis; Holzinger 161, Winona; Herb. 
Moyer 178, 179, Montevideo. 
ISANTHUS Micux. FI. Bor.-Am. II, 3, t. 80 (1803). 
Benth. and Hook, Gen. Pl. II, 1220; Durand, Ind. Gen. Phan. 330; 
Baillon, Hist. Pl. XI, 76. 
Living species: 1, N. America. 
Isanthus brachiatus (Linn.) B.S. P. Cat. N. Y. (1888). 
Trichostema brachiatus LINN. Spec. 834 (1753). 
Isanthus caeruleus Micux. Fl. N. Am. II, 30 (1803). 
Wats. and Coult., Gray’s Man. 6 ed. 406; Britt., Fl. N. J. 203; Upham, 
Fl. Minn. 103; Mac., Fl. Can. I, 379; Chap., Fl. S. St. 327; Cov., Fl. Ark. 
213; Gray, Syn. F). II, 1, 349; Coult., Fl. Tex. 332. 
North America: Q., Ont. to N. Eng., N. J., Tenn. and 
N. Car.; W. to Minn., Ill., Mo. and Ark. 
Minn. valley: Forest district to Blue Earth Co.; infre- 
quent; banks and sandy fields. 
XCV. SOLANACEAE. Nightshade Family. 
Endlicher, Gen. Pl. 662 (1836-40); Bentham and Hooker, Genera 
Plant. II, 882 (1876); Baillon, Hist. Pl. IX, 281 (1888); v. Wettstein in Eng- 
ler and Prantl, Nat. Pflanz. IV, 3 b, 4 (1891). 
Genera: 75; tropical and temperate regions; center in 
C. and S. America. N. America, 18 gen.; Europe, 10; Asia, 
15 (v. Wettst.). 
Species: 1500+, many doubtfully of sp. rank; 1-2 fos- 
sil, very doubtful, Solanites. 
PHYSALIS Linn. Gen. 144 (1787). 
Pentaphiltrum Rercu. Nomencl. 4571 (1841). 
Baillon, Hist. Pl. IX, 330; Benth. and Hook., Gen, Pl. II, 890; Du- 
rand, Ind. Gen. Phan, 287; Engler and Prantl, Nat. Pflanz. 1V,3 b, 19 (von 
Wettstein). 
Living species: 45; warmer regions of the earth; es- 
pecially in N. and S. America. Europe, 2; Russia, 1; Japan, 
8; Africa, S. Asia and Australia, 1; N. America, 18; Rocky 
mts., 6-7; California and L. Calif., 6; S. Sts., 5; E. Sts., 7-8; 
Canada, 4; Pl. King, 1; Pl. Wheel., 2; W. Tex., 12. 
Physalis lanceolata Micux. FJ). N. Am. I, 149 (1808). 
P. pumila Nurr. Trans. Phil. Soc. VII, 193 (1841). 
P. pennsylvanica GRAY, Man. 5 ed. 382 (1867). 
Wats. and Coult., Gray’s Man. 6 ed. 375; Webb., Fl. Neb. 1386; Mac., 
