324 IOWA ACADEMY OF SCIENCE Vol. XXVI, 1919 



Seward county : Milford. low wet ground, May 23, 1886, No. 6138. 

 H. J. Webber. 



Custer county : Anselmo, reported by Bessey and Webber. 



Thomas county: near Thedford, in meadow on Middle Loup 

 river, September 9, 1893, No. 1378, P. A. Rydberg; on wet meadow 

 near Nattick, June 20, 1893, No. 1378, P. A. Rydberg. 



Brown county ; Long Pine, reported by Bessey and Webber. 



Dawes county : near Pine Ridge, July 24, 1889, H. J. Webber. 



Sioux county : Squaw canon, August, 1892, No. 447, Albert F. 

 Woods; Hat Creek basin, August 1, 1889, No. 6133, H. J. Webber. 



Equisetiiin fluviatile L. {E. limosiim L.) This species apparently 

 is infrequent in Nebraska. It occurs in swampy places and along 

 borders of streams and ponds. 



Kearney county: Platte river, June 15. 1891, No. 475, P. A. Ryd- 

 berg. 



Garfield county: Burwell, July 22, 1909, No. 4917, Rev. J. M. 

 Bates. 



Holt county: southwest part, along Holt creek, August 2. 1892, 

 Rev. J. M. Bates. 



Brown county: Long Pine, August 3, 1909, No. 4933, Rev. J. M. 

 Bates. 



Equisetiiin Iccvigatum A. Braun. Common in moist soil in low 

 fields, pastures and waste places. 



Dixon county: Ponca, June 14, 1893, No. 2542, Fred Clements. 



Cass county : Weeping Water, reported by Bessey and Webber. 



Lancaster county : Lincoln, prairie bank of Antelope, northeast of 

 town. May 8, 1885, No. 6139, H. J. Webber; marshy prairie, Lincoln, 

 April, 1886, /. G. Smith; marshy grounds, Lincoln, May, 1886, /. G. 

 Smith. 



Saline county : Crete, reported by Bessey and Webber. 



Jefiferson county: Fairburv. low land near water, May 31. 1886, 

 No. 32. 



Webster county : Red Cloud. June 2, 1908, No. 4509, Rev. J. M. 

 Bates. 



Kearney county: wet prairie. June 15, 1891, No. 476. P. A. Ryd- 

 berg. 



Dundy county: Benkelman, August 5. 1893, No. 2000, A. F. 

 Woods and DeAlton Saunders. 



Custer county: Callaway, May 28. 1902, No. 2225, Rev. J. M. 

 Bates. 



Thomas county : in wet meadow on Middle Loup river near 

 Thedford, June 14, 1893. Nos. 1260 and 1283, P. A. Rydberg; Thed- 



