134 



The second collection also bore some Aecidium Tithymali. Both 

 species develop the sori on a diffused mycelium. 



143. Uredinopsis Atkinsonii Magn. Hedwigia 43:123. 1904. 

 On Polypodiaceae : 



Drijopteris thehjpetris (L.) A. Gray, Winona Lake, Kosciusko Coun- 

 ty, August 31, 1916, H. S. Jackson and G. N. Hoffer. 



144. Uredinopsis mirabilis (Pk.) Magn. Hedwigia 43:121. 1904. 



Septoria inirabilis Pk. Ann. Rep. N. Y. State Mus. 2.5:87. 1873. 

 On Polypodiaceae : 

 Onoclea sensibilw L., Winona Lake, Kosciusko County, August 31, 

 1916, H. S. .Jackson and G. N. Hoffer. 



PUCCINIACEAE. 



145. PucciNiA ACETOSAE (Schum.) Korn. Hedwigia 15:184. 1876. 



Uredo Acetosae Schum. Enum. PI. Saell. 2:231. 1803. 

 On Polygonaceae : 

 Rumex acetosella L., North Madison, Jefferson County, May 14, 

 1916, J. B. Demaree. 



This is the first collection which we have seen of this species from 

 any inland state. It is known otherwise only from Atlantic coast states 

 and from near the Pacific coast in Oregon. 



146. Puccinia lysimachiata (Lk.) Kern, Mycologia 9:215. 1917. 



Aecidium Lysimachiae Schw. Schrift. Nat. Ges. Leipzig 1:67. 



1822. 

 ruccinia Limosae Magn. Amtl. Ber. Vers. Deutsch. Naturf. u. 

 Aerzte 1877:200. 1877. 

 On Primulaceae: 

 Nauinhergia thyrtiiflora (L.) Duby, Ligonier, Noble County, June 

 18, 1917, C. C. Deam 23665. 



Aecia only have been collected in Indiana. Uredinia and telia are 

 recorded from the eastern and middle western States on various species 

 of Carex. No successful culture work has been conducted in America, 

 the connection having been established by European authors. 



