APPENDIX. 203 



clavate, narrowed into a short pedicel, uniseptate, brown. — On 

 Wheat, Rye, &c ; the Uredo spores of this species are Trichobasis 

 rubigo-vera. 



Puecinia coronata, Cd. Coronated Mildew ; spots 

 pallid ; sori linear, short, crowded, not confluent, surrounded by 

 the ruptured epidermis ; spores shortly pedicellate, pallid ; the 

 apex surrounded by obtuse radiating teeth. — On various Grasses. 

 Autumn. Not uncommon. (Plate IV. figs. 60-62.) 



Puecinia linearis, Hob. {Puecinia sessilis, Sohr.) ; spots 

 none ; sori numerous, very minute, linear, short, distinct, then 

 confluent, seriate between the nerves, dark brown; spores oblong, 

 slightly constricted, apex obtuse, brown, paler below, subovoid ; 

 epispore thin, pedicel very short, sometimes obsolete. — On 

 Phalaris arundinacea. 



Puecinia Molinse, Tul. Molinia Bband; sori punctiform, 

 oblong, linear, or very long, solitary, scattered, or partly 

 confluent, dark brown; spores broadly elliptical, obtuse, even, on 

 long pedicels, cells nearly equal. — On Molinia carulea, Scotland. 



Puecinia Luzulse, Lib. Luztjla Bband; spots pur- 

 plish ; sori scattered, somewhat rounded, girt by the ruptured 

 epidermis, amphigenous; spores brown, elongated, lower cell 

 pyriform, upper cell subglobose, quadrate or irregular, with a 

 thickened epispore ; pedicels long, hyaline. — On Luzula. The 

 protospores are Trichobasis oblongata. 



Puecinia striola, Lk. Sedge Mildew ; spots pallid ; sori 

 linear, crowded, distinct, suboonvex; spores at length black, 

 oblong and slightly constricted, or obovate and not constricted. 

 — On Sedges, Rushes, &c. Autumn. Common. The Uredo 

 spores of this species are Trichobasis Caricina. 



Puecinia truneata, B. and Br. Ibis Bband; spots 

 obliterated; sori oblong, brown, surrounded by the scarious 

 epidermis; spores obovate-ohlong, even, attenuated below, upper 

 cell abruptly truncate. — On Iris fcetidissima. Autumn. The 

 Uredo spores of this species are Trichobasis Iridis. 



Puecinia Asparagi, DC. Aspabagus Brand ; spots 

 none; sori reddish- brown, generally on the stems, scattered and 

 crowded, surrounded by the ruptured epidermis ; spores oblong, 

 obtuse, constricted ; peduncle white, long, thread-like.— On dead 

 stems of Asparagus, Autumn. The Uredo spores of this species 

 are Trichobasis Asparagi, Lasch. 



Puecinia Polygonorum, Lk. Poltgohum Bband ; spots 



