FUNGI OF EAST DORSET. 165 



distributed and locally common. Middle Plantation, 

 Rempstone ; pine wood N. of Corfe Castle, C. B. 

 Green. Lower Mannington, Mrs. Baker. Furze 

 Common Copse. Pine wood near Broadstone. 

 Branksome Park. 



Genus 6. PORIA Pers. (Gr., poros, a passage, the plant 

 being mainly composed of tubes). Entirely re- 

 supinate, a thin membrane covered with pores. 

 P. vaporaria Fr. (Lat., steam-pipes in the Roman bath, 

 from the crowded tubes). 



On fallen twigs and branches ; pores large, angular; 

 white to yellowish. Common. Several woods in 

 Edmondsham. Sutton Holms. Wood N. of Ferndown. 

 P. hiberniea B. and Br. (Lat., Irish). 



On pine wood ; white, pores small ; not in the 

 New Forest list ; rare. On fir wood, Edmondsham. 

 P. umbrina Fr. (Lat., umber-coloured). 



On dead wood ; distinguished from its allies by 

 the dingy umber colour, in this resembling Fames 

 ferruginosus ; not common. Furze Common Copse, 

 Edmondsham. 

 P. violacea Fr. (Lat., violet in colour). 



On fir stumps, trunks, &c. ; may be mistaken for 

 Polystictus abietinus, which has deeper torn pores 

 and is usually more or less re flexed. Wood N. of 

 Ferndown, but with a slight doubt, material not 

 being very good. 



Genus 7. TRAMETES Fr. (Lat., weft, on which the 

 generic distinction is based, the tubes being sunk 

 into it, and not forming a distinct layer). Pores 

 oval or elongate. 

 T. gibbosa (Pers.) Fr. (Lat., humped). 



On stumps and trunks ; white ; said to be fre- 

 quent elsewhere. Mixed woodland near Scotland 

 Ferm, Purbeck, on Salix cinerea (an unusual form, 



