Queletia 



LYCOPERDACE^: 



467 



Pe. thin, even, glabrous, rigid, fragile, breaking away in irregular 

 patches at maturity, whitish, then dull greyish. St. subclavate, 

 fibroso-carnose, externally densely squarrose, whitish, brownish 

 towards base. 



Gregarious. 6 X 2^ in. At first wholly subterranean. 



Fig. 129. Queletia mirabilis Fr. One-half natural size. A, entire plant. 

 B, section, c, threads of capillitium and sports. X 750. 



CXIV. GEASTER Mich. 



(From the star-like appearance of mature plants ; 

 Gr. ge, the earth, aster^ a star.) 



Peridium at first continuous, consisting of three layers, the two 

 outermost exoperidium splitting from the apex in a stellate 

 manner, the inner layer endoperidium sessile or pedicellate, fur- 

 nished at the apex with one orifice, rarely more. Columella pro- 

 minent, rudimentary or obsolete. Capillitium dense. Terrestrial. 

 (Fig. 130.) Species 2049 2062 



a. Myriostomata. Endoperidium with many orifices. 2049 



b. Monostomatce. Endoperidium with a single orifice. 

 Endoperidium pedicellate. 20502054 

 Endoperidium sessile. 2055 2062 



2 H 2 



