356 OUTLINICS OF BRITISH FUNGOLOGY. 



10. Solaiu-tul)ci-osi, Mart. On dccayiug potato(3s. 



This is Periola tomentosa, Fr., or at least the perfect eoncli- 

 tion of it. As iu the last, the flocci are too much developed 

 to be consistent with the characters of the Order. 



230. EPOCHNIUM, Lk. 



Sterile flocci creeping, fertile obsolete. Spores septate, at- 

 tached apparently to the matrix. 



1. iiiacrosporoidcum, B. {no. 131, loifk a fig.). On dead liiljes. 



237. PSILONIA, Fr. 



Flocci persistent, joined into an erumpent mass, at first 

 covering the simple spores. 



1. nivea, Fr. {no. 822). On beech-trunks. 



3. gilva, Fr. On dead lierbaceous stems. 



3. Ariuidinis, Desm. {no. 35 andh^\). On dead leaves and stems of reeds. 



Order 22. TBICRODERMACEI. 



Flocci covering the spores, and forming a kind of peridium, 

 which at length vanishes in the centre. 



238. PILACRE, Fr. 



Stem solid, cylindrical. Head globose, composed of flexu- 

 ous, branched, radiating threads. Spores produced near the 

 tips, forming a dusty mass. 



1. faginea, B. and Br. {tio. 380, roith afg.). On beech-sticks. 



2. Petersii, B. and Curl. {no. 824). On hornbeam. Smell like that of 



Hgperknm Andronccmnm. 



