KEY TO GASTEROMYCETALES 



2. Basidia longitudinally cruciatelyl 

 divided, subglobose J 



3. Basidia simple, subglobose, with 

 2-4 very thick stout sterigmata. 

 Spores producing sporidiola on 

 germination 



4. Basidia simple, cylindrical, with j 

 two long pointed sterigmata. 



Spores always becoming septate [ CALOCERALES. 

 on germination, and producing 

 sporidiola J 



HOMOBASIDIAE. 



* EU-HOMOBASIDIINEAE. 



GASTEROMYCETALES. 



I. Superficial. Peridium globose, with\ 

 a middle gelatinous layer, at length 

 ruptured, and exposing the gleba I PHALLINEAE. 

 on a variously shaped receptacle, 

 volvate at the base 



1. Receptacle trellised, or irregu-1 



larly branched above; gleba in-r CLATHRACEAE. 

 ternal, or between the branches J 



2. Receptacle hollow, cylindrical, orl p 

 fusiform; gleba external } J 



II. Subterranean, rarely superficial.^ 



Peridium globose, simple, inde-[ TT Y MFNnr ASTRTNFAF 



hiscent; hymenium lining the cell-[ 



like cavities of the gleba ) 



1. Tramal plates arising from radial,) TT 



basal, sterile hyphae } HYSTERANGIACEAE. 



e l HYMENOGASTRACEAE. 



LYC OPERDINEAE. 



LYCOPERDACEAE. 



III. Superficial. Peridium globose, or 

 variously shaped, of two or more 

 layers, dehiscing by an apical 

 aperture, or by the gradual falling 

 away of the upper pendial walls; 

 hymenium lining the cell-like 

 cavities of the gleba. Capillitium 

 and sometimes a columella present 

 Same characters as the suborder 



