EXPLANATION OF PLATES. 231 



Plate fig". 



XII. 251. Conceptacle of Plantain blight (Enjsiphe lamprocarpa) 



X 80. 



252. Conceptacle of Paper bristle-mould {Cluetomiuni eJiar^ 

 tanim) magnified. 



253. Sporidium of the same, further magnified. 

 254?. Conceptacle of Paper mildew {Ascotricha chartarum)^ 



magnified {Berkeley). 



255. Portion of thread of same with conidia, further mag- 

 nified {Berkeley). 



256. Sporangium of same, containing spores {Berkeley). 



257. Piece of straw with Bristle mould {Cluetomium elaturn). 



258. Conceptacle of same, slightly magnified. 



259. Section of same, further magnified. 



260. Dead leaf over-run with Herbarium mildew {lEurotium 

 herharionirn) . 



,5 261. Conceptacles of the same, seated on their mycelium, 

 magnified. 



XIII. 262. Pertile thread of Turnip mould {P eronospor a parasitica) . 

 „ 263. Fertile thread of Onion mould {Pero?iospora Schlei- 



demand). 

 XIY. 264?. Fertile thread of Potato mould {Peronospora i??festans). 

 „ 265. Fertile thread of Lettuce mould {Peronospora gangli- 

 for mis), 



XV. 266. Fertile thread of Pea mould {Peronospora Vicia^. 



„ 267. Fertile thread of Anemone mould {Peronospora ciirta). 



XVI. 268. Fertile thread of Sandwort mould {Peronospora are- 



narirp) . 

 „ 269. Fertile thread of Dock mould {Peronospora ohliqmi) 

 x320. 



J5 

 53 

 JJ 

 3J 



