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252 MICROSCOPIC FUNGI. 



Plat* fig. 



XI. 219. Conceptacle of Hazel blight {Phyllactinia guttata) 



x80._ 

 „ 220. Sporangium of Phyllactinia guttata x highly. 

 „ 221. Portion of leaf of Willow with Willow blight {Uncinula 



adunca). 

 „ 222. Conceptacle of Willow blight {Uncinula adunca) x 80. 

 „ 223. Tip of one of the appendages x highly. 



224. Sporangium of Willow blight {Uncinula adunca) x 

 highly. 



225. Conceptacle of Maple blight {Uncinula bicornis) x 80. 



226. Tip of one of the appendages of Uncinula bicornis 

 x highly. 



227. Furcate tip of one of the appendages of the Maple 

 blight {Uncinula bicornis) x highly. 



228. Sporangium of Uncinula bicornis x highly. 



229. Leaf of Berberry with Berberry blight {Microsphceria 

 Berberidis) . 



230. Conceptacle of Berberry blight x 80. 



231. Tip of one of the appendages of Berberry blight {Micro- 

 spharia Berberidis) x highly. 



232. Sporangium of Berberry blight x highly. 



233. Tip of appendage of a continental species of blight 

 {Microspharia Ehrenbergii) x highly {Leveille). 



234. Tip of appendage of Alder blight {Microsphteria peni- 

 cillata) x highly. 



235. Portion of Grass-leaf with blight {Oidium monilioides) . 



236. Tuft of conidia of Oidium monilioides x 120. 



237. Leaflet of Garden Pea with Pea blight {ErysipheMartii). 

 „ 238. Conceptacle of Pea blight {Erysiphe Martii) x SO. 



., 239. Sporangium of Erysiphe Martii + highly. 



„ 240. Conceptacle of Buttercup blight {Erysiphe communis) 



x80._ 

 „ 241. Sporangium of Erysiphe communis x highly. 

 „ 242. Sucker from the mycelium of Erysiphe communis, 



magnified. 



XII. 243. Conceptacle of Mealy Guelder-rose blight {Micro- 



spharia Hedicigii) x 80. 

 „ 244. Sporangium of same, containing spores, x highly. 

 „ 245. Conceptacle of Cornel blight {Erysiphe tort His) x 80, 

 „ 246. Sporangium of same, containing spores, x highly. 



247. Tip of appendage of Microsphceria Hedwigii x 

 highly. 



248. Sporangium of Mug wort blight {Erysiphe LinJcit), con- 

 taining spores, x highly. 



249. Conceptacle of Mugwort blight {Erysiphe Linkit) x 80. 



250. Sporangium and spores of Plantain blight {Erysiphe 

 lamprocarpa) x highly. 



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