Report of the Botanist. 89 



rounded by its ruptured remains, bright yellow or orange, y^Vo"' 

 in diameter. 



Leaves, petioles and stems of AQnphicarjpcBa ononoica. Common. 

 June and July. 



When the sori are evacuated, the rather firm epidermis walls 

 remain, forming a little cup with a narrow mouth and resembling 

 the cups of some species of JEcidiiim. 



Tkichobasis Iridicola n. sp. 



Sori amphigenous, rotund, oval or oblong, rarely linear, a little 

 elevated, surrounded by the ruptured remains of the epidermis ; 

 spores globose, minutely echinulate, brown, yq^q"' ^^ diameter. 



On both sides of living and half dead leaves of Iris versicolor^ 

 frequently occupying nearly the whole surface of the leaf. Sand- 

 lake. September. (Plate 3, figs. 17-19.) 



TJredo Iridls Schw. is described as having yellow-ferruginous 

 spores, and is placed in his section " Rubigines," whereas, our 

 species would belong to his section " Fuscescentes et I^^igredines." 



Trichobasis Galii Lev. 



Leaves of some Galium. I^ew Baltimore. June. Howe. 



Trichobasis Labiataeum Lev. 



Leaves of Calamintha Clinopodium. Buffalo. Clinton. 



Trichobasis suayeolens Lev. 



Leaves of Canada thistle. Common. June and July. 



USTILAGO LONGISSIMA Tul. 



Leaves of Poa aqiiatica. West Albany. June and July. 

 Our specimens are not as dark colored as the European ones we 

 have seen, and the spores are a very little larger. 



USTILAGO MONTAGNEI Tul. 



Spikes of Rhynchospora alba. Sandlake. August. 



LecythExV ilosj5 Lev. 



Leaves of rose bushes. ]^ew Baltimore. Howe. 



Uromyces Polygoni Fuckel. 



Stems of Polygonum aviculare. JisTew Baltimore. Howe. 

 Sandlake. ]!^ovember. 



The species is remarkable for the long thick pedicel, which is 

 sometimes four or five times the length of the spore. A central 

 nucleus is generally visible in the spore. 



