REPORT OF THE STATE BOTANIST FOR I921 83 



collections of this rust in the state herbarium are from Cattaraugus, 

 Fulton, Albany, Tompkins and Herkimer counties. 



Dicaeoma hieraciata (Schw.) Arthur & Kern 

 (Puccinia patruclis Arth. ; P. hieraciata Jackson) 



Pycnia and aecia on leaves ofNabalus albus (L.) Hook. 

 Bonaparte swamp, Lewis county. H. D. House, June 23. Aecia 

 have also been collected in this State on Lactuca virosa L., 

 L . canadensis L. and L. h i r s u t a Muhl., and previ- 

 ously reported as Piiccinia Opizil. 



The telial stage occurs on C a r e x b r u n n e s c e n s , C . 

 Sartwellii, C. siccata, C. Sprengelii, and C . 

 sparganioides, and has been collected in New York only on 

 C. sparganioides. 



Dicaeoma iridis (DC.) Kuntze 

 Uredo stage common on I r i s versicolor L., Bonaparte 

 swamp, Lewis county, H. D. House, June 22. Also collected on same 

 host at Tupper Lake, Franklin county ; Panther lake, Oswego county ; 

 Kirkland, Oneida county; and Lakeport, Madison county. 



Dicaeoma Lysimachiae (Schw.) Kuntze 

 (P. Limosae Magn.; P. lysimachiata (Link) Kern) 



Aecial stage on the leaves of Lysimachia thrysiflora 

 L. Bonaparte swamp, Lewis county, H. D. House, June 22. Also 

 collected at Harrisville, by Doctor Peck, on the same host. Other 

 closely related species upon Avhich the aecial stage of this rust have 

 been found in this State are : L}'simachia quadrifolia, 

 and L. terrestris (L.) B. S. P. 



The telial stage occurs upon Carex arcta, C. brun- 

 n e s c e n s and C . 1 i m o s a , of which only the last occurred at 

 Bonaparte swamp in company with the aecial host species. 



Dicaeoma minutissimum (Arthur) Kuntze 



(Pucciiiia mbuitissima Arth.) 



Aecia on leaves of Decodon verticillata (L.) Ell, 



Bonaparte swamp, Lewis county, June 22. The telial stage of the 



rust was found close by on old leaves and culms of Carex 



lasiocarpa Ehrh. (C. filiformis Am. Auth.) 



Dicaeoma violae (Schum.) Kuntze 

 (Puccini-a violae DC). 

 On leaves of Viola scabriuscula Schw., (aecia) , 

 Oneida, Madison county, H. D. House, May 24. 



