ECOLOGICAL RELATIONS OF THE FLORA. 57 



Beach Formation: 



Daedalia unicolor Fr. fde Prof. Moore. 



Lentinus lepideus Fr. 

 Dune Forest Formation: 

 Jack Pine Association. 



Astraeus stellatus (Scop.) Fischer. 



Hypoxylon annulatum (Schw.) Mont, fide Prof. Moore. 



Hypoxylon atropurpureum Fr. ? fide Prof. Moore. 



Hypoxylon marginatum (Schw.) Berk, fide Prof. Moore. 



Nximmularia Bullardi Tulasne. 



Lenzites saepiaria Fr. 



Panus rudis Fr. 



Polystictus hirsutus Fr. 



Polystictus pergametms Fr. 



Polystictus zonatus Fr. 



Polystictus versicolor L. 



Schizophyllum commune Fr. 



Stereum versicolor Schwartz. 

 In addition to the above in older barrens: 



Amanita ruhescens Fr. fide G. H. C. 



Clitocyhe pinophila Pk. 



Polyporus elegans Fr. 



Polyporus picipes Fr. 

 Pine-Oak Association: 



Amanita excelsa Fr. fide G. H. C. 



Amanita phalloides Fr. 



Amanita verna Bull. 



Clitocyhe ochropurpurea Berk. 



Clitocyhe laccata Scop. 



Favolus europaeus Fr. 



Hypocrea Richardsoni Berk. & Mont, fide Prof. ^Nloore. 



Lycoperdon pyriforme Schaeff. fide Prof. ^loore. 



Polyporus ignarius Fr. 



Polystictus perennis Fr. 



Polyporus Schweinitzii Fr. 



Russula hrevipes Pk. 



Stereum versicolor Schwartz. ' 



Although the data gi^'en above are very meager, the ■v\Titer offers 

 them as an illustration of the fact that fungi may be grouped in forma- 

 tions. 



All fungi are tending to migrate and many are cosmopolitan. 

 Some agents are very efficient in their distribution, for example, self 



