224 The Fungi of Wiltshire. 



einuous veins. Sporidia elliptic, reticulate, often echinulate. 

 Peridium warty, or tubercled, sometimes smooth, without any 

 definite base. 



Tuber brumale Mich., Corsham Park. 



aestivum Vitt., Castle Combe and other localities where^ 



it is collected for the market. 



mesentericum Vitt., Bowood, under beech trees. 



macrosporum Vitt., Shockerwick, under oaks, &c. 



rufum Vitt., Bowood, under birch, 



nitidum Vitt., ditto and Rudlow. 



excavatum Vitt., Rudlow, in coppices. 



Genus CCLXV., Choiromyces Vitt. Common integument even. 

 Base definite. Asci clavate. Sporidia sphcerical. 



Choiromyces mseandriformis Vitt., Marlborough Forest under 

 beech trees. 



Genus CCLXVI., Amylocarpus Ciirrey. Common integument 

 thick, convolute. Asci soon absorbed, saccate. Sporidia globose, 

 clothed with radiating threads, amylaceous. 



Genus CCLXVII., Pachyphloeus Tul. Common integument, 

 warty, opening by a terminal aperture. Base distinct. Sporidia 

 ephasrical. 



Pachyphloeus melanoxanthus Tul., Bowood, in sandy ground 

 under beech trees. 



citriuus B. and B., Bowood and "Warleigh. 



Genus CCLXVIII., Stephensia Tul. Common integument fleshy, 

 cottony. Base distinct. Hymenium intricate. Asci cylindrical. 

 Sporidia globose, even, at length verrucose. 



Stephensia bombycina Tul., Castle Combe. 



Genus CCLXIX., Hydnotrya B. and B. Common integument 

 minutely papillose, not distinct. Hymenium complicated with 

 gyrose lacunae leading to the surface. Asci oblong. Sporidia 

 globose, tuberculate. 



Hydnotrya Tulasneii B. and B., Spye Park and Stourhead, in 

 sandy ground under beech trees. 



Genus CCLXX., Hydnoholites Tul. Integument replaced by 

 white, evanescent down. Hymenium complicated with sinuous 



