LYCOPERDON. BOVISTELLA 37 



var. cepaeforme (Bull.) Lloyd. Morgan, N. Amer. Fung, in Journ. 

 Cincinnati Soc. Nat. Hist, xiv, t. 2, fig. 9. 



Cepa, onion', forma, shape. 



Differs from the type in its constant subglobose shape, and in the 

 very scanty sterile base. Sandy soil on heaths. Sept. Oct. Un- 

 common, (v.v.) 



***Sterile base absent. 



47. L. pusillum (Batsch) Pers. Lloyd, The Genus Lycop. in Eur. 



t. 53, figs. 9-11. Pusillum, very small. 



Pe. 9-20 mm., white, then yellowish, globose, attenuated at the base 

 into a tapering root ending in the white mycelial strands, membra- 

 naceous, flaccid; exoperidium consisting of minute, adpressed, 

 fugacious, mealy squamules; endoperidium smooth, shining, thin. 

 Mouth apical, small, irregular. Gleba white, then yellowish, or 

 greenish yellow, and finally brownish olivaceous. Sterile base absent. 

 Spores olivaceous ochre, very minutely warted, globose, sometimes 

 pedicellate, 3-5-4 /A. Capillitium yellow, much branched, tapering at 

 the ends, S-5-4//, in diam. Sandy soil on heaths. Sept. Nov. Not 

 uncommon, (v.v.) 



Bovistella Morgan. 



(Diminutive of Bovista, a puff-ball.) 



Peridium subglobose; exoperidium thick, or thin, floccose, or 

 smooth, fugacious; endoperidium membranaceous, thin, dehiscing 

 by an apical aperture. Gleba with a well-developed sterile base. Capil- 

 litium threads free, consisting of a thick stem, and dichotomous, pointed 

 branches. Spores coloured, globose, or oval, smooth, pedicellate. 

 Superficial. 



48. B. paludosa (Lev.) Lloyd. (= Bovista paludosa Lev.) Trans. Brit. 



Myc. Soc. in, t. 8. Paludosa, of marshes. 



Pe. 3 cm. high and wide, pale yellow, tinged with reddish brown, 

 subglobose, plicate below and abruptly attenuated into a well-de- 

 veloped stem-like base; exoperidium pale ochraceous (like a coat of 

 whitewash), gradually disappearing, very thin; endoperidium con- 

 color ous, becoming somewhat brownish with age, thin, flexible. Mouth 

 apical, minute. Gleba dark olive. Sterile base well developed, reaching 

 to the apex of the stem-like portion of the peridium. Spores olive, 

 globose, 4-5ju,, with long, hyaline, slender pedicels 9-10/A long. 

 Capillitium yellowish, thick walls deeper coloured, consisting of 

 separate, branched threads tapering to a point; branches 3-4 /A in 

 diam., main stem 9-12ju, in diam. Moors. Aug. Rare, (v.v.) 



49791 



