TAB. CCCXXXIX. 



SPH^RIA ciLiARis. BulLpl.^6?>.fg.i. 



JNoT unfrequent in damp places on rotten flicks 

 and other woody fubftances, clothing them in parts 

 with black hairs which ilTue from the vmmxtQjpba- 

 rulcd. We have not deteded it in its white powdery- 

 form, as reprefented in Bulliard's figure. 



TAB. CCCXL. 



UREDO Thlaspi. 



Very common in the autumn and fpring, on the 

 Shepherd's Purfe, or Tblafpi Burfa-pq/loris, about 

 London. It has alfo been fent me from the neigh- 

 bourhood of Norwich by Mifs Hancock, where it 

 like wife occurs in tolerable plenty. It is compofed 

 as it were of the fcarf Ikin, or cuticle of the plant, 

 covering a fine white downy fubftance, which holds 

 a very fine powder. The Botritis parafiticus of 

 Perfoori's Obf. myc. tab. 5. fig. 6. £f a. b. which we 

 fliall figure hereafter, is alfo very common on the 

 Shepherd's Purfe. 



