POLYPOREI. 301 



10. M. pallens, B. (p. 255). 



11. M. Carmichaelianus, B. (p. 256). 



II. CoNioPHORA. — Ilymeniuiii jyulveruleni vjith the ferruginous 



12. M. lacrymans, Fr. (p. 25G). 



Var. pulverulentus, Fr. ; very broac", membranaceous, 

 becoming even, zoned, arid, spider-web-velvety beneath, 

 gradually decaying from centre to circumference ; folds 

 marginal, somewhat reticulated, tawny. 



Strachan, Kincardineshire. 



Genus 30. POROTHELIUM (p. 2oG). 



1. P. Priesii, Mont. (p. 257). 



2. P. Stevensoni, B. and Br. ; substance rather thick, 

 gelatinous, margin rather coarsely hispid, at length more 

 or less denuded ; warts of hymenium distinct, interstices 

 very smooth, bearing at the apex a limpid, diaphanous 

 yellow globule. 



On old pine rail. Glamis. 



3. P. Keithii, B. and Br. ; narrowly adnate, slightly 

 umber; circumference very thin, at first somewhat gelati- 

 nous ; warts short, at length collapsed, gelatinous in 

 centre. 



On dead fir. Sanquhar. Dunphail. Glamis. 



4. P. confusum, B. and Br. ; narrowly adnate, pallid, 

 margin very thin, arachnoid, substance at first floccoso- 

 pulverulent ; warts very small. 



On fir sticks. Glentanner. Leigh Wood. Glamis. 

 Pitoulish, Inverness-shire. 



