90 1 WE NTT- FIFTH REPORT ON THE StATE M USE mi. 



Puccini A tulchella Peck. 



For the details of this species and also of P. linearis., P. ohtecta^ 

 P. angustcfyta, P. arundinacea, P. Caricis., P. Menthm., P. 

 Myrrhis., P. variabilis and P. Marice-Wilsoni, see the Synopsis 

 of the genus Piiccinia in the closing section of this report. 



TTkocystis occulta Preuss. {Polycystis jparallela B. & Br.). 

 Leaves of grass. Flatbush, L. I. Zabriskie. May. 



Ukocystis pusilla CooTte & Peck. 



Spots none; sori oblong or linear, parallel, prominent, narrow, 

 black; spores subglobose, irregular, usually two-celled, .0003' to 

 .0004' in diameter. 



Leaves of Carex P enyisijlvanica. Bethlehem and Center. May 

 and June. 



Ueomyces triquetea Cooke. 



Leaves of various species of Hypericum and of Elodea Yirginica. 

 North Elba, Sandlake and Portville. July to October. 



TJkomyces EupHOEBiiE Cookc (& Peck. 



Leaves generally stained with red or purple; sori amphigenons, 

 subrotund, slightly convex, surrounded by the ruptured epidermis, 

 ferruginous-brown or blackish-brown ; spores subglobose, rough, 

 often with a large nucleus, about .0008' in diameter; peduncle 

 short, hyaline. 



Leaves of Euphorbia hyper icifolia. Albany and Center. 

 August and September. 



GymjStospoeium Arundinis Ccl. 



Base of dead stems of Pliragmites coniniimis. Watkins and 

 Montezuma marshes. September. 



Peotomyces Eeytheonii Peck. 



Spots stained with red or purple ; spores growing in the tissues 

 of the leaf, scattered or crowded, most often arranged in short 

 series, large, globose, black, .002' to .0026' in diameter. 



Leaves and petioles of Erythro7iium Americariuin. Greenbush. 

 May. 



LTeedo Ledicola Peck. 



Spots small, definite, rarely confluent, suborbicular, reddish- 

 brown, sometimes with a darker border ; sori subrotund or irregu- 



