u6 LYCOPERDACEAE 



x. Openings polygonal Simblum 7: 16 



y. Openings vertically elongate Colus7:2i 



(b) Receptacle of thin anastomosing branches, stipitiform at base 



Clathrella 16: 228 

 b. Receptacle sessile 



(1) Hollow-clathrate, or of a few united vertical branches 



Clathrus 7: 18 



(2) Radiately loculate witbin Protubera 11 : 155 

 2. Receptacle divided above into free laciniae or lobes 



a. Receptacle expanded above into a horizontal border which is laciniate at 



the margin Aseroe7:25 



b. Receptacle divided directly into lobes 



(1) Lobes distinct from stalk in structure and color 



(a) Lobes without winged appendages 



Lysurus 7: 22 



(b) Lobes with membranous winged appendages 



Blumenavia 11:154 



(2) Lobes like the stalk in structure and color 

 (a) Receptacle spheric, lobes contiguous 



Phallogaster 11: 155 

 (hi Receptacle elongate or cupulate : lobes more or less spreading 

 x. Lobes sporiferous Anthurus7:23 



y. Lobes not sporiferous Calathiscus 7:24 



Family 67. LYCOPERDACEAE 



7:48, 9:266, 11:157, 14^57, 16:230. 17: 217 



Epigaeous, rarely hypogaeous or lignicole, peridium usually globose to pyriform, 

 sessile or stipitate, membrano-coriaceous, furnished with a mouth or opening ir- 

 regularly, enclosing a more or less powdery, often floccose, gleba ; spores globose 

 to ellipsoid, hyaline or colored, smooth or rough. 



1. Peridium more or less completely traversed by a continuation of the stipe, i. e., 

 a columella; gleba lamellate or with membranous septa or more or less uniform 



Subfamily Podaxae 



1. Gleba lamellate; capillitium none; peridium turbinate 



Gyrophragmium 7:51 



2. Gleba not lamellate, more or less divided by anastomosing septa, or uniform 



a. Gleba with septa 



(1) Capillitium none: stipe central, not volvate, short 



(a) Peridium with broad false radiate lamellae beneath 



Elasmomyces 14:258 



(b) Peridium without lamellae beneath 



Secotium 7: 51 



(2) Capillitium present, filamentous; stipe volvate 



Polyplocium 7: 55 



b. Gleba without septa or locules ; capillitium copious 



(1) Peridium subscssile : columella free, not touching the apex of the peridium 

 (a) Epigaeous 



