278 FUNGUS-FLOE A. 



densely interlaced, fertile ascending; conidia concatenate, 

 elliptic-oblong, 18-21 x 6-7, sometimes shorter subglobose 

 conidia occur in tbe cliains. 



Oospora lactis, Sacc, Syll., iv. 45. 



Oidium lactis, Fres., Beitr., p. 23. 



On milk, cbeese, &c. Not common. 



Forming membranaceous, snow-white velvety patches that 

 sometimes spread for a considerable distance. 



Oospora porriginis. Sacc. 



Tufts rather effused, whitish, hyphae much interlaced, 

 aseptate; conidia colourless, concatenate, very irregular, 

 elliptical, triangular, cuboid, 3-7 fjL. 



Oospora porriginis, Sacc, Syll., iv. 46. 



Oidium porriginis. Berk. & Mont., Ann. Nat. Hist., n. 546 ; 

 Cke., Hdbk., n. 1814. 



On Porrigo Iwpinosa. Not uncommon. (Type in Herb. 

 Berk., Kew.) 



Oospora pulmonea. Sacc. 



Hyphae branched, septa rare, variable in thickness, 

 6-10 ju; conidia concatenate, elliptical or subglobose, 5-10 ix, 

 colourless. 



Oospora pulmonea, Sacc, Syll., iv. 47. 



Oidium pulmoneum, Bennett. In the sputum of people 

 affected with consumption. 



Oospora aequivoca. Sacc. & Vogl. 



Tufts very minute, chains of conidia simple, erect, conidia 

 elongated, pointed at each end, colourless, 11-12 /a thick. ' 



Oospora aequivoca, Sacc, Syll., iv. 53. 



Odium aequivocum, B. & Br., Ann. Nat. Hist., n. 821 ; Cke., 

 Hdbk., n. 1816. 



On Polyporus Schweinitzii. Eare. Tufts almost invisible 

 to the naked eye. 



Oospora candidula. Sacc. 



Tufts effused, pure white, thin ; sterile hyphae creeping, 

 filiform; fertile erect, simple or forked, 30 X 3 /x,, continuous, 

 hyaline ; conidia in long chains, ovate-oblong, 6-6 X 3 ;u,, 

 hyaline. 



Oospora candidula, Sacc, Fung. Ital., 880. 



