384 The North American Cup-Fungi 



development and discharge of the ascoconidium. Photographed and drawn 

 from type material collected at West Chester, Pennsylvania in li 



Plate 146 (P. 350) 



Pezicula Hamamelidis. Photograph of bark of Hamamelis bearing apo- 

 thecia and conidia, natural size. Below at the left, drawing of three apothecia, 

 enlarged. At the right, cluster of conidia; also three conidia isolated. Above, 

 tip of ascus showing rupture; also four ascospores at different stages. Photo- 

 graphed from type collected in Ontario by H. S. Jackson. 



Plate 147 (P. 352) 



Upper figure (1). Dermea Cerasi. In the center, photograph of branch 

 showing apothecia about natural size, with enlarged sketch of an apothecium; 

 also stromata, and p\cnospores. 



Lower figure (2). Dermea bicolor. In the center, photograph of branch 

 showing apothecia from type material, about natural size. Above, large 

 drawing of apothecia. To the left, an ascus with spores and paraphyses. 

 Below, sketch of stroma and pycnospores. 



Plate 148 (P. 354) 



Upper figure (1). Dermea moUiuscula. Photograph of twigs of Betnla 

 lutea showing apothecia, about natural size. Above, enlarged sketch of apo- 

 thecia. To the left, an ascus with spores and paraphyses. In the center, 

 sketch of a stroma and pycnospores. 



Lower figure (2). Dermea moUiuscula. In the center, photograph of 

 branch of Alnus showing apothecia, about natural size. Above, enlarged 

 sketch of an apothecium and stromata. To the right, an ascus with spores 

 and paraphyses. Below pycnospores. 



Pl.\te 149 (P. 356) 

 Dermea halsamea. Photographs of branches of hemlock bearing apothecia 

 and conidia. Below, drawing of portion of branch, enlarged, showing cirrhi 

 of exuding conidia. Above, drawing of one apothecium, enlarged; also ascus 

 with spores and paraphysis, three isolated ascospores, one conidiospore and 

 three niicroconidia. Photographs and drawing of branch furnished by B. O. 

 Dodge from material collected at Scarsdale, New York. 



Plate 150 (P. 372) 



Upper figure (1). Haematomyxa vinosa. Photograph of wood bearing 

 apothecia, enlarged about one-half. At the left, drawing of an ascus with 

 spores. Below, one apothecium, enlarged. Above, one spore, isolated. 

 Photographed from material in the Ellis herbarium, collected at Newfield, 

 New Jersey. 



Lower figure (2). Haematomyxa ascoboloides. Photograph of herbace- 

 ous stems bearing apothecia, enlarged about one-third. Below, drawing of 

 two apothecia, enlarged. At the right, an ascus with spores and paraphysis. 

 Above, one spore, enlarged. Photographed from type material collected at 

 Tacoma Park, Maryland in 1889. 



