PEZIZALES (OPERCULATES) 



269 



Fig. 109. Ascospores of Pezizales. A. Fseiidoplectania nigrella, common on 

 decayed pine wood among mosses. B. Boiidieria areolata, on damp soil in 

 swampy situations. C. Laviprospora areolata, on damp soil among moss. 

 D. Pitbya ctipressi, common on twigs and leaves of recently killed Juniperus 

 and related conifers. E. Ascodesmis ?mcroscopica, on excreta of dogs. F. 

 Ascobohis viridis. G. Aleuria aiirantia, common on damp earth in woods. 

 H. Ascophamis isabellmits, on mud from corrals. /. Streptotheca crouaui 

 grows on a variety of dung. The asci are polysporous. /. Patella sciitel- 

 lata, widely prevalent on badly decomposed wood. K. Paxina fiisicarpa, on 

 soil in woods. L. Uniida geaster, on decaying wood of Ulmiis crassifolia. 

 M. Rhizina inflata, on burned-over ground. N. Peziza vesicjdosa, on heav- 

 ily manured soils. O. Elvella elastica, on soil. P. Underivoodia colwnimiris, 

 on soil. Q. Wynnea americana, on soil in rich woods. 



