^ Explanation of Plates 379 



of an ascus with spores and paraphysis. Above, portion of ascus with pro- 

 truding spores. Photograph furnished by F. L. Drayton, from material col- 

 lected in New York State. 



Plate 112 (P. 192) 



Pestalopezia Rhododendri. Center, photograph of leaf of Rhododendron 

 maximum infected with Pestalotia sp. and the apothecia of Pestalopezia Rhodo- 

 dendri. Lower right corner, photograph of several apothecia, much enlarged. 

 Left, an ascus and paraphysis. Upper right-hand corner, one spore of the 

 Pestalotia associate. 



Plate 113 (P. 218) 



Mollisiella ilicincola. Left, photograph of a stick bearing apothecia of 

 Mollisiella ilicincola on the h\sterothecia of Tryblidiella rufula, much enlarged. 

 Lower right, two hysterothecia, much enlarged, bearing apothecia. Above, 

 drawing of an ascus with paraphysis and a clump of short hairs from the out- 

 side of the apothecium of the Mollisiella. 



Plate 114 (P. 220) 

 Catinella nigroolivacea. Above, photograph of apothecia on rotten wood, 

 collected by W. A. Murrill in the island of Jamaica, about natural size. Below 

 photograph of rotten wood with spothecia from material collected in Nebraska 

 by Leva B. Walker, about natural size. Left, drawing of ascus with spores and 

 paraphysis. Right, diagram of a section of an apothecium. Center, drawing 

 of a portion of hair from substratum. 



Plate 115 (P. 230) 

 Stamnaria americana. Photograph of stems of Equisetum with apothecia, 

 about natural size. At the left, drawing of ascus with spores and paraphysis. 

 At the right, drawing of a clump of apothecia; also one apothecium removed 

 and two spores isolated. Photographed from material collected in Ohio by 

 J. H. Schaffner. 



Plate 116 (P. 232) 



Stamnaria Thujae. Photograph of infected branch of Thuja. Upper 

 right, drawing of ascus with spores and paraphysis. Upper left, drawing of 

 infection on leaves. Below, two empty asci and isolated spores. Also drawing 

 of a clump of apothecia, much enlarged. 



Plate 117 (P. 234) 



Upper figure (1). Holwaya gigantea. Photograph of bark bearing apo- 

 thecia, about natural size. Above, several apothecia removed, also drawing 

 of one apothecium, enlarged. At the left, an ascus with spores. Photographed 

 from material collected in New Jersey by B. O. Dodge in 1909. 



Lower figure (2). Phaeobiilgaria inquinans. Photograph of apothecia 

 on bark from dried specimen in herbarium collected by F. S. Earle at Reading, 

 Connecticut in 1902. At the left, drawing of an ascus with spores. Above, 

 two spores isolated and drawing of one apothecium, enlarged. 



Plate 118 (P. 236) 

 Ascotremella faginea. Photograph of apothecial mass, about natural size. 

 Upper left-hand corner, an ascus with spores. At the right, several spores 

 isolated. Photograph furnished by the Dominion National Museum, Canada. 



