174 LYCOPERDALES 



2. Peridium cylindric to cupulate, with epiphragm 



a. Peridioles with funiculus 



(1) Mouth of peridium with a distinct seam; 



spores mixed with filaments Cyathus 7:32, F 326; 48 



(2) Mouth without seam; spores not mixed 



with filaments Crucibulum 7:43, F 326; 48 



b. Peridioles without funiculus, densely crowded 



in mucus Nidula 17:125; 48 



B. Peridium with a single viscous peridiole; wall 



double, the outer splitting stellately; minute Sphaerobolus 7:46, F 346; 48 



