Bul. 380, U. S. Dept. of Agriculture. PLATE X. 
Fic. 1.—ENDOTHIA FLUENS. VERTICAL SECTION OF A STROMA FROM ITALY, SHOWING 
YOUNG PERITHECIA INASINGLE LAYER. X49, FIG. 2.—ENDOTHIA GYROSA. VER- 
TICAL SECTION OF A STROMA ON BEECH, SHOWING MaTURE PYCNIDIA WITH MATURE 
PERITHECIA BELOW THEM. X 32. FIG. 3.—ENDOTHIA GYROSA. VERTICAL SECTION 
OF A PORTION OF A LARGE STROMA, SHOWING PERITHECIA IRREQULARLY ARRANGED 
IN SEVERAL LAYERS. 
