APPENDIX. 203 



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

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

 ruhigo-vera. 



Puccinia 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.) 



Puccinia linearis, E,ob. {Tuccinia sessilis, Schr.) ; 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. — Ou 

 Phalaris arundinacea. 



Puccinia Molinse, Tul. Molinia Brand; sori punctiform^, 

 oblong, linear, or very loiii:^, solitary, scattered, or partly 

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

 long pedicels, cells nearly equal. — Ou Molinia canclea, Scotland.. 



Puccinia Luzulse, Lib. Luzula Bband; spots pur- 

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

 epidermis, amphigenous ; spores brown, elongated, lower cell 

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

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

 protospores are Trichobasis oblongata. 



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

 linear, crowded, dibtiuct, subconvex ; spores at length black, 

 oblong and slightly constricted, or obovate and not constricted. 

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

 spores of this species are Trichobasis Caricina. 



Puccinia truncata, B. and Br. Iris Brand; spots 

 obliterated; sori oblong, brown, surrounded by the scarious 

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

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

 Uredo spores of this species are Trichobasis Iridis. 



Puccinia Asparagi, DC. Asparagus 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. 



Puccinia Polygonorum, Lk. Polygonum Brand ; spots 



