246 HYDNEI. 



Hydnun?. On dead wood. Glamis, 1874. March. 



Name after Rev. John Stevenson. B. r Br. n. 1437. S. Mycol. Scot, 

 n. 817. 



43. H. niveum Pers. Shining white. Subiculum effused, 

 5-7.5 cent. (2-3 in.) and more long, thin, membranaceous, adnate, 

 circumference flaxy . Spines crowded, curt, short, equal, smooth. 



B. fimbriatum circumference fibrilloso-fimbriate. 



On dead wood. Uncommon. April-Nov. 



Name nix, snow. Snow-white. Pers. Disp. t. 4. f. 6, 7. Fr. Hym. Eur. 

 p. 616. Syst. Myc. i. p. 419. Berk. Out. p. 261. C. Hbk. n. 865. S. 

 Mycol. Scot. n. 818. Nees Syst. f. 246. 



44. H. farinaceum Pers. White. Subiculum effused, inde- 

 terminate, closely adnate, mealy crustose, circumference some- 

 what flocculose. Spines thin, somewhat distant, very acute, 

 quite entire. 



It varies yellowish. 



On dead wood. Frequent. Oct.-Nov. 



Forming thin effused patches, resembling scattered meal. M.J.B. Name 

 farina, meal. Pers. Syn. p. 562. Fr. Hym. Eur. p. 616. Syst. Myc. i. p. 

 419. Berk. Out. p. 261. C. Hbk. n. 866. S. Mycol. Scot. n. 819. Fl. Dan. 

 t- 1375- 



45. H. argutum Fr. White. Subiculum effused, in scattered 

 patches, tomentoso - interwoven, adnate. Spines acute, awl- 

 shaped, unequal, under a lens serrated or slightly toothed at the 

 sides. 



On wood and bark. Bodelwyddan. Twycross. Sept. 



Distinguished by its spongy subiculum, which consists of rather strong per- 

 pendicular threads. B. 6" Br. Name argutus, acute. Of the spines. Fr. 

 Hym. Eur. p. 616. B. & Br. n. 1026. C. Hbk. n. 867. Roth. Ust. Ann. i. 

 t. i./. 5 s. 



46. H. stipatum Fr. Whitish. Subiculum very widely 

 tffasz&ijlocculoso-furfuraceous, forming an adnate crust. Spines 

 crowded, in the form of granules, rather obtuse and slightly 

 toothed. 



The circumference is sterile or covered with spines. It varies in colour, 

 isabelline or light yellowish. 



On rotten wood. Carlisle. 



Name stipatus, crowded. Of the spines. Fr. Hym. Eur. p. 617. Gre- 

 villea, vol. xii. /. 98. 



