1911] BROWN—LACHNEA SCUTELLATA 305 
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EXPLANATION OF PLATE IX 
Fic. 1.—Vertical section of mature ascocarp. 
Fic. 2.—Vertical section of young ascocarp, showing young archicarp sur- 
rounded by comparatively few vegetative hyphae. 
Fic. 3.—Vertical section of older ascocarp, showing ascogonium giving off 
ascogenous hyphae. 
FE 
IG. 4.—Vertical section of ascocarp, showing early stage in formation of 
hymenium 
