258 The North American Cup-Fungi 



Spores scarcely differ from those of the preceding except that they are slightly 

 larger. 



Figure 3. Sphaerosotna fuscescens. A portion of an ascus with spores, 

 showing the definite reticulations in contrast with the indefinite reticulations 

 of the two preceding. 



Plate 3 (p. 64) 



Drawings of a portion of the ascus and spores of various species of 

 Lamprospora: 1, L. Crec'hqueraiihii; 2, L. Crouani; 3, L. areolata; 4, L. spinu- 

 losa; 5, L. tuherculatella; 6, L. tuberculata; 7, L. ascoboloides; 8, L. annulata; 

 9, L. Wrightii; 10, L. lobata. 



Plate 4 (p. 78) 



Upper figure (1). Pithya Cupressi. Photographs of a large number 

 of apothecia on the twigs of Bermuda cedar, Juniperus bermudiana, collected 

 in Bermuda by the writer. Also drawing of a portion of an ascus with spores, 

 and the tips of two of the slender paraphyses. Lower right-hand corner, 

 the end of an ascus showing the operculum. 



Central figure (2). Pithya lacunosa. Photograph of the type col- 

 lected in Newfoundland by Waghorne. Also drawing of a portion of the 

 ascus with spores, and a tip of a paraphysis. 



Lower figure (3). Pithya pithya. Photographs of several apothecia 

 on some fir. Also drawing of a portion of an ascus with spores, and a tip of 

 a paraphysis. 



Plate 5 (p, 80) 



Figures 1-5. Ascodesmis microscopica. 1, cluster of immature asci 

 and paraphyses; 2, asci and paraphyses with spores, in various stages of 

 maturity; 3, ascus with immature spores; 4, ascus with mature spores; 5, 

 mature spores removed from the ascus, showing the regular character of the 

 reticulations. 



Figures 6-9. Ascodesmis porcina. 6, cluster of asci and paraphyses 

 in various stages of development; 7, isolated ascus with immature spores; 

 8, ascus with mature spores and a tip of one of the paraphyses; 9, mature 

 spores removed from ascus, showing character of the sculpturing. 



Plate 6 (p. 86) 



Ascobolus magnificus. Photographs of a large number of apothecia in 

 various stages of development, the photographs made by Dr. B. O. Dodge, 

 the author of the species. Above, a drawing of a portion of an ascus with 

 several spores, showing the characteristic marking. 



Plate 7 (p. 90) 



Drawings of the asci and spores of various species of Ascobolus: \, A. 

 viridis. Drawing of a portion of an ascus with spores for comparison with 

 A. geophilus, the American form with which it has been confused; 2, A. 

 geophilus. Drawing of a portion of an ascus with a part of the spores un- 

 developed; also isolated spores in various stages of development; 3, A. siib- 

 globosus. Drawing of a portion of an ascus with spores and several isolated 



