PUCCINIA. 351 



P. sylvatica Schroet. (Britain). Uredo- and teleutospores on 

 C(iri\r: aeeidia on some Compositae. Schioeter^ regards an 

 Accidium on Taraxacum officinale and Senccio nemorensis as 

 lelated to the teleutospores on Carcx brizoidcs and C. praccox. 

 Klebahn - reared aeeidia on Taraxacum after infection with 

 teleutospores from Carex arenaria ; E. Fischer obtained aeeidia 

 only on Tara^iacum officinale. Dietel ^ regards Accidium 

 Bardanac on Arctium Lappa as related to this species. 



Attacked leaves of Taraxacum are frequently much deformed, 

 stunted, and twisted. Those of T. officincdc have orange-red 

 warts on the lower surface, and there Fentzling {loc. cit.) found 

 both spongy and palisade parenchyma increased and more or 

 less deformed, the cells being elongated and enclo.sed in 

 hyphae. 



P. leucanthemi Pass. According to E. Fisclier, the uredo- and teleuto- 

 spores are found on Carex montana; the aeeidia {Aec. leucanthemi) on 

 Chi-i/saathem nm Leucanthemum. 



P. tenuistipes Eostr. Uredo- and teleutospores on Carex muricata ; 

 aeeidia on Ventaurea. 



P. arenariicola Plowr. et Magn. On Carex arenaria ; aeeidia = J ec. rent- 

 aureae on ('. nigra. (Britain.) 



Ed. Fischer found that the species of Puccinia on Carex inontana (one 

 with its aeeidia on Centaiirea Scabiosa, the other on Centaurea montana), 

 were specifically different. 



P. limosae Magn. Uredo- and teleutospores on Carex limosa ; aeeidia 

 on Li/siirii(thia. thi/rsifolia and L. ralgaris.* 



P. extensicola Plow. (Britain.) Uredo- and teleutospores on Carex 

 extenm ; aeeidia on Aster Tripob'um. 



P. dioicae Magn. (Britain and U.S. America). Uredo- and teleutospores 

 on Carex dioica and ('. Davalliana ; aeeidia on 6Vr5ZM»i (according to Kostrup 

 and Schroeter). 



P. firma Dietel. Teleutospores on Carex Jirma; aeeidia on Bellidiastrurn. 



P. vulpinae Schroet. Uredo- and teleutospores on Carex vulpina ; 

 aeeidia on Chrysantheraum TanacetumJ' 



P. paludosa Plowr. (Britain). Uredo- and teleutospores on Cai'ex vulgaris, 

 .tc. Plowright gives Aecidium pedicularis as the aecidial form. The 

 attacked jjlants of Pedicidaris are often considerably deformed. 



P. uliginosa Juel.*' Uredo- and teleutospores on Carex vulgaris ; 



' Pihe Schlexien-'^. 



-Klebahn, Zeitxchi-i/t f. PjJanzenkrankheiten, u., 189-2. 



■' Dietel, Oesterreich. hotan. Zeitung, 1889. 



^Magnus, Tarjhl. d. Naturforsch. Vtreins in Milucken, 1877. 



•' Schroeter, Pi/ze Sch/e-siens. 



^ Juel, Mycoloij. Beit. VeteuscajM-Akad. ForhamU, 1894. 



