FOMES 595 



rough; margin sterile. Tubes cinnamon, 2-6 mm. long, stratose; orifice 

 of pores ferruginous, round, torn. Flesh pale ferruginous, fibrous, firm. 

 Spores white, subglobose, 3-5 /n. Cystidia deep mahogany brown, 

 apex paler, acutely conical, 30-52 x 6-9 /A. Logs, fallen branches, 

 and posts. Sept. May. Common, (v.v.) 



1977. F. resupinatus (Bolt.) Massee. Bolt. Hist. Fung. t. 165, as 

 Boletus resupinatus Bolt. Resupinatus, supine. 



P. 1-2 cm., ferruginous, nodulose, often imperfect, commonly en- 

 tirely resupinate. Tubes ferruginous, 2 5 mm. long; orifice of pores 

 concolorous, minute, round. Flesh concolorous, thin, fibrous. Spores 

 "colourless, elliptical, 4 x 1-5 /x. Cystidia none" Massee. Trunks, 

 and fallen branches. Feb. Uncommon. 

 F. obliquus (Pers.) Fr. = Poria obliqua (Pers.) Quel. 



**Flesh white, pallid, rosy, or violet. 



1978. F. ulmarius (Sow.) Fr. (= Polyporus incanus Quel.) Hussey, 

 lUus. Brit. Myc. t. 64. Ulmus, elm. 



P. 730 cm., white, becoming yellowish and discoloured with age, 

 effused, flattened, incrusted, tubercular, becoming smooth; margin 

 obtuse, sometimes free. Tubes cinnamon, 520 mm. long, stratose ; 

 orifice of pores whitish, becoming yellowish, minute, round. Flesh 

 white, becoming yellowish with age., corky- woody, very hard. Spores 

 white, globose, 6-7 /A, 1-guttulate. At the base of old elms, and elm 

 stumps, rarely higher up. Jan. Dec. Common, (v.v.) 



1979. F. fraxineus (Bull.) Fr. (= Polyporus incanus Quel.; Polyporus 

 cytisinus Berk.) Fraxinus, an ash tree. 



P. 7-25 cm., whitish, becoming rubiginous and fuscous, applanate, 

 dimidiate, sometimes imbricate, glabrous, often coarsely tuberculated ; 

 margin incurved, pubescent at first. Tubes pale cinnamon, 5-25 mm. 

 long, stratose ; orifice of pores white, becoming greyish, minute, round, 

 or oblong. Flesh yellowish, somewhat zoned, soft, becoming hard and 

 woody. Spores white, subglobose, 6-7 x 6/i. Smell often strong. 

 Ashes, and laburnums. Jan. Dec. Uncommon, (v.v.) 

 F. cytisinus (Berk.) Massee = Fomes fraxineus (Bull.) Fr. 



1980. F. annosus Fr. Fr. Icon. t. 186, fig. 2. Annosus, full of years. 

 P. 7-45 cm., bay brown, becoming blackish, convex, then becoming 



plane, imbricate, sometimes resupinate, rugoso-tubercular, sulcately 

 zoned, silky, then with a rigid, smooth crust; margin at first white, 

 thin. Tubes yellowish, 4-8 mm. long, stratose ; orifice of pores whitish, 

 round, or polygonal, obtuse. Flesh white, or yellowish, soft, becoming 

 hard. Spores white, subglobose, 4-5 x 4/z,, 1-guttulate. At the base 



382 



