36 the american midland naturalist 



Specimens Examined: 

 New York: 



Ithaca, Rowlee, 1889, M. B. G. Herb. No. 79759; 

 Pennyan, Sartwell, date not given, M. B. G. Herb. No. 79629; 

 Western New York, Gray, date not given, M. B. G. Herb. 



No. 79627. 

 Pennsylvania : 



Chester County, Canby, 1865, M. B. G. Herb, No 79751 ; 

 Conewago, Heller 4792, September 27, 1907, M. B. G. Herb. 



No. 79758. 

 Maryland : 



Harper's Ferry, Holm, June 10, 1912, U. 111. Herb.; 



Harper's Ferry, Holm, June 10, 1912, M. B. G. Herb. No. 



779176. 

 District of Columbia: 



Washington, Ball and Paddock 26, August 7, 1899, M. B. G. 

 Herb. No 79767. 

 Illinois : 



Belleville, Engelmann, August, 1833, M. B. G. Herb. No. 



79660, the plant marked 2 on this sheet; 

 Centerville, Eggert, August 31, 1877, M. B. G. Herb. No 79752; 

 Centerville, Eggert, August 31, 1877, M. B. G. Herb. No 79753; 

 Centerville, Eggert, August 31, 1877, M. B. G. Herb. No. 79754; 

 Centerville, Eggert, August, 31, 1877, M. B. G. No. 79834; 

 Centerville, Eggert, August 31, 1877, M. B. G. Herb. No. 



767046; 

 Mount Carmel, Schneck, October 20, 1881, U. 111. Herb.; 

 Peoria, Brendel, date not given, U. 111. Herb. ; 

 Peoria, McDonald, August, 1888, M. B. G. Herb. No. 773046; 

 Taylorville, Andrews, August 20, 1898, U. 111. Herb.; 

 Taylorville, Andrews, August 26, 1898, U. 111. Herb.; 

 Wabash County, Schneck, July i, 1879, U. 111. Herb., the 



plant rharked B on this sheet; 

 Wabash County, Schneck, September i, 1879, U. 111. Herb.; 

 Wabash County, Schneck, September 6, 1879, U. 111. Herb.; 

 Wabasli Conty, Schneck, August 17, 1880, U. 111. Herb. 

 ■ Missouri : 



Allenton, Letterman, August, 1876, M. B. G. Herb. No. 772801 ; 

 Allenton, Letterman, August, 1893, M. B. G. Herb. No. 772803; 

 Bagnell, Trelease, September 22, 1897, M. B. G. Herb. No. 79765 



