so parkin: fungi parasitic 



F;,,_ 37.— Vertical section of a stroma; p, pycnidia, s, 

 remains of scale, x 10. Fig. 38, conidia. x 550. 



AscTiersonia, c. 



Fit. 39. Leaf of Eugenia revoluta. s, scale (Aleurodes) 

 without fungus: s/. stromata over scales with 2 or 3 pycnidia 

 each : sp, } scales partially covered with fungus. Natural 

 size. 



Fi,j, 40.— rpperrnost stroma of fig. 39, showing openings 

 to the two large pycnidia, and It. hypothallus. x 5. 



Fig. 41. — Vertical section of fig. 40 ; p, pycnidia ; s, re- 

 mains of scale, x ."». 



Fig. 12.— Conidia. x 550. 



Black Aschrrsottia (?) 

 Fig. 43.— Stroma (side view), //, upper part bearing sur- 

 face conidia ; />. openings to pycnidia : h, thickened basal 

 border, x ;>. //, natural size of stroma. 



Fig, 44. —Vertical section of lig. 43; /', pycnidia ; c, coni- 

 lia-bearing superficial hymeniuni ; s, remainsof scale, x 5. 



Fig. 45.— Conidia. x 550. 



/.'/ ;/ 16.— Vertical section of another stroma showing />. 

 perithecia. x . r >. 



/.\ 7 |7. — Perithecium of fig. L6 enlarged, showing faintly 

 the filiform asoi. x 40. Fig 48. Sporule from use us. 

 . *50. 



( 'rjilid his/iuri ii in . 



of leaf of Aphelandra tetragona with 

 ties of Lecanium viride affected by fungus which is re- 



jir ,. ; |,;, ill- lighl .iroas around the BOales. 8, BOaleS 



without fungus. Natural Bize. 



/.- /.;,(). i bem ol Anona clierimo/i't with srale oi 



Lecanium nigrum affected by tin' fungus, which is repre- 

 sented by the white part around ami upon the scab-. 

 oral >i/.'\ 



