FERN FLORA OF NEBRASKA 325 



ford, July 11 and 14. 1889, Nos. 6136 and 6131, H. J. Webber; Hal- 

 sey, July, 1911, R. J. Pool. 



Garden county: Oshkosh, June 6, 1912, Raymond J. Pool. 



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



Sheridan county : July 9, 1892, No. 276, /. G. Smith and Roscoe 

 Pound. 



Dawes county : Pine Ridge, July 24, 1889, No. 6130, H. J. Webber. 



Sioux county: Squaw canon, August, 1892, No. 445, Albert P. 

 Woods; Hat creek basin, August 2, 1889, H. J. Webber. 



There are also two sheets collected by Samuel Aughey, about 

 1875, without definite data. 



Equisettim robiistum A. Braun. This species is quite common 

 along river banks throughout the state. 



Dixon county: Ponca, June 14, 1893, No. 2543, Prcd Clements. 



Sarpy county: Bellevue, September 3, 1893, No. 3189, Roscoe 

 Pound and D. A. Saunders. 



Cass county : South Bend, Mr. Kemble, no further data. 



Nemaha county : Missouri bottoms, Brownville, January 2, 1889, 

 Nos. 6132 and 6140, H. J. Webber, specimens with branches. 



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

 Rydberg. 



Buffalo county: Kearney, banks of Platte river, July 20, 1901, No. 

 54, /. /. Thornbcr. 



Thomas county: on hillside near Plummer ford, Dismal river, 

 August 24, t893. No. 1722, P. A. Rydberg; Thedford, July 10, 1889. 

 No. 6135, H. J. Webber. 



Cherry county: Fort Niobrara, August, 1890, No. 38, Rev. J. M. 

 Bates. This fragmentary specimen is labeled Equisetuvi hyeinale 

 L. and it was published as such by Dr. C. E. Bessey. 



Dawes county: Pine Ridge, July 14, 1889, No. 6134, and July 24, 

 1889, No. 6137, H. J. Webber. 



Sioux county: Squaw canon. August, 1892, No. 446, Albert P. 

 Woods; Monroe canon, north of Harrison, June 18, 1911, Raymond 

 J. Pool and C. V. Williams. 



Equisetum variegatum Schleich. This species seems to be in- 

 frequent or rare; it occurs usually in wet soil. 



Lancaster county: Lincoln, Antelope creek. May, 1887, /. R. 



Schofield. ^ . n ; 



Kearney county: wet prairies, June 13, 1891, No. 477, P. A. Ryd- 



berg. . , 



Hooker county: on wet meadow near Middle Loup river, July 



17, 1893, No. 1801, P. A. Rydberg. 



