378 The North American Cup-Fungi 



Plate 105 (P. 120) 



Helotium nyssicola. Above, photographs of a number of seeds of Nyssa 

 sylvaiica with apothecia, removed from the soil, about natural size. Below, 

 photographs of apothecia as they appear above the soil. At the left, drawing 

 of ascus with spores and paraphysis. Near center, drawings of three spores 

 isolated. Photographed from type material collected near the Museum 

 building of The New York Botanical Garden. 



Plate 106 (P. 124) 

 Helotium rhizicola. Photographs of roots of Polygonum and Collinsonia 

 with apothecia, about natural size. At the right, drawing of ascus with spores 

 and paraphysis; also three isolated spores. Photographed from type material 

 collected in The New York Botanical Garden. 



Plate 107 (P. 128) 



Upper figure (1). Helotium Conocarpi. Photograph of part of leaf 

 with apothecia, about four times enlarged. Right, ascus with spores and 

 paraphysis, portion of empty ascus and free spores. Below, drawings of two 

 apothecia, much enlarged. 



Lower figure (2). Helotium atrosubiculatum. Several apothecia on 

 portion of leaf, about three times enlarged. Below, drawing of apothecium 

 and spores. Left, ascus with spores and paraphysis. 



Plate 108 (P. 134) 

 Helotium cudonioides. Below, photograph of a group of apothecia on rot- 

 ten wood, about two and one-half times enlarged. Above, drawings of three 

 apothecia in different stages and from different angles. Left, ascus with spores 

 and paraphysis. Right, empty ascus showing ascostome. 



Plate 109 (P. 178) 

 Belonioscypha lactea. Photograph of apothecia on Liriodendron much en- 

 larged. Photograph furnished by L. O. Overholts from Pennsylvania. Above, 

 drawings of several apothecia, enlarged, also an ascus with spores and paraphy- 

 sis and three spores isolated. 



Plate 110 (P. 180) 



Upper figure (1). Gorgoniceps aridula. Photographs of several scales 

 from cones of Pinus pungens collected in Pennsylvania by L. O. Overholts. 

 At the left, drawing of an ascus with spores. Above, drawing of one apothe- 

 cium, enlarged; also one spore isolated. 



Lower figure (2). Gorgoniceps confluens. Photographs of rotten wood 

 bearing apothecia, with drawings of three apothecia below, much enlarged. 

 At the right, an ascus with spores. Above, one spore, isolated. Photographed 

 from type material collected in Bermuda by Stewardson Brown, N. L. Britton, 

 and F. J. Seaver in the winter of 1912. 



Plate HI (P. 184) 

 Apostemidium vibrisseoides. Photograph of sticks bearing apothecia, 

 about natural size. Below, drawing of one apothecium with protruding 

 spores; also clump of cells from outside of apothecium. At the left, drawing 



