626 PLICATUBA. CONIOPHORA 



and branched behind, fertile on the edge. Spores white, oblong, or 

 cylindrical, smooth. Cystidia none. Growing on wood. 



2116. P. crispa (Pers.) Rea. (= Plicatura faginea (Schrad.) Karst. ; 

 Trogia crispa (Pers.) Fr.; Merulius crispus (Pers.) Quel.) Cke. 

 Illus. no. 1099, t. 1114 A, as Trogia crispa Fr. Crispa, curled. 



R. -5-3 cm., light yellow rufescent, whitish at the margin, cup-shaped, 

 sessile, or substipitate, then reflexed, dimidiate, often lobed, villose, 

 slightly zoned. Gills white, or bluish grey, vein-like, dichotomous, 

 narrow, crisped, very much swollen, edge obtuse. Flesh white, fibril- 

 lose, firm, tough. Spores white, oblong, depressed on one side, 56 x 

 3/u,, 1-guttulate. Beech, and birch logs. Jan. Dec. Uncommon. 

 (.*.) 



Coniophora (DC.) Pers. 

 (KOVIS, dust; <J>epa>, I bear.) 



Receptacle fleshy, waxy, subcoriaceous, or membranaceous, re- 

 supinate, effused. Hymenium smooth, subundulate tubercular, or 

 granular. Spores coloured, elliptical, navicular, or subfusiform, smooth. 

 Cystidia none. Growing on wood, or on the ground. 



2117. C. puteana (Schum.) Karst. (= Corticium (Coniophora) putea- 

 num (Schum.) Fr.; Coniophora cerebella Pers.) 



Puteana, pertaining to a well. 



R. 4-20 cm., light yellowish pallid, at length fuscous olivaceous, 

 broadly effused, roundish, separable; margin white, mucedinous. 

 Hymenium fuscous olivaceous, even, subundulate, or gyrose, often 

 subtubercular, pulverulent. Flesh whitish, membranaceous, rather 

 thick. Spores fuscous olivaceous, or ferruginous, broadly elliptical, 

 obtuse, or pointed at one end, 11-13 x 7-8 ft. Hyphae hyaline, 4-7 /M 

 in diam., densely interwoven. Stumps, felled trees, logs and worked 

 wood. Jan. Dec. Common, (v.v.) 



2118. C. arida Fr. (= Corticium (Coniophora) aridum Fr. ; Coniophora 

 Cookei Massee.) Fr. Icon. 1 199, fig. 1. Arida, dry. 



R. 3-20 cm., sulphur yellow, then umber inclining to ferruginous, 

 effused, adnate, continuous; margin paler, or whitish, byssoid. Hyme- 

 nium concolorous, even. Flesh whitish, membranaceous, thin. Spores 

 olivaceous, elliptical, obtuse, or pointed at one end, 9-12 x 6-7 /u. 

 Hyphae hyaline, 2-3/x in diam., loosely interwoven, thin walled. 

 Stumps, felled trees, logs, and worked wood, especially of conifers. 

 Jan. Dec. Not uncommon, (v.v.) 



2119. C. laxa (Fr.) Quel. (= Corticium (Coniophora) laxum Fr.) 



Laxa, loose. 



R. 5-10 cm., white, then ferruginous, effused, adhering laxly, arach- 

 noid beneath; margin white, byssoid. Hymenium pallid, then ochra- 



