poLYPoiii;!. 229 



Ou fir-wood, mostly imported. Occm'ring sometimes in 

 great quantities on fir-poles, ou railway platforms, etc. 



4. L. abietina, Fr. ; pilcus thin, coriaceous, efi'uso-rcflexed, 

 umber, clothed with umber-coloured down, at length smooth 

 and whitish ; gills simple, decurrent, unequal, brownish, with 

 a glaucous bloom. — Bull. t. 442. /. 2. 



On deals. Glasgow, Klotzsch. Very distinct from the 

 last. Not at all tawny. 



OnnEii 2. POLYPOBEI. 



Hymenium lining the cavity of tubes or pores, which are 

 sometimes broken up into teeth or concentric plates. 



18. BOLETUS, Fr. 



Hymenophorum quite distinct from the hymenium. Trama 

 obsolete. Hymenium lining the cavity of tubes separable 

 from one another and from the hymenophorum. 



1. Spores ochraceous. 



* Pileus covered with a viscid 2}eUicIe ; stem solid, neither 

 reticulated nor bulbous. 



1. B. luteus, L. ; pileus gibbous, then pulvinate, smeared 

 with a brown evanescent gluten; stem dirty-yellow, equal, 

 firm, dirty-white, rough with dots above the broad, membra- 

 naceous, whitish-brown ring; tubes adnate, minute, simple, 

 yeWow.—Schceff. t. 114; Kromb. t. 33. 



In fir-woods. Fries says that this has been found once 

 only in Great Britain, but it is our commonest species. 



2. B. elegans, Schiim.; pileus convexo-plane, viscid, golden- 



