628 CONIOPHORA. CONIOPHORELLA 



concolorous, becoming much cracked. Flesh thick, silky, compact. 

 Spores " yellow brown, elliptical, with a minute basal apiculus, 1 1-12 x 

 6-7 /z" Massee. Decorticated wood. Rare. 



2127. C. ochracea Massee. Linn. Soc. Bot. Jour, xxv, t. 47, fig. 13. 



0)^/065, pale. 



R. 4-12 cm., whitish, then ochraceous, very broadly effused, in- 

 separable, usually indeterminate. Hymenium concolorous, pulveru- 

 lent. Flesh yellowish, membranaceous, thin. Spores "yellowish, sub- 

 globose, 8 x 6 7 fj,', subhymenial hyphae pale yellow, very thick, up 

 to 18/x in diam." Massee. Inside elm bark. July. Rare. 



2128. C. sulphurea (Fr.) Massee. (= Corticium sulphureum Fr.) 



Sulphur ea, brimstone colour. 



R. 3-13 cm., bright sulphur yellow, broadly effused, adnate; margin 

 bright sulphur yellow, fibrillosely byssoid, and running out in cord-like 

 radiating strands. Hymenium concolorous, brownish yellow on the fertile 

 portions, often imperfect, waxy, cracking when dry. Flesh spongy, 

 fibrillose, thick. Spores "brownish yellow, broadly elliptical, 11-12 x 

 8-10/x" Massee. Wood, bark, and leaves. Oct. Jan. Rare. 



var. ochroidea (Berk.) Massee. 0)^/969, pale; elSos, form. 



Differs from the type in the pale ochraceous hymenium, and the 

 larger olive spores, elliptical, with a minute apiculus at the base, 16-18 x 

 9-10/i. Wood, and bark. Rare. 

 C. sulfurea (Pers.) Quel. = Hypochnus fumosus Fr. 



Coniophorella Karsten. 

 (Coniophorella, diminutive of Coniophora.) 

 Like Coniophora, but with long, cylindrical, cystidia. 



2129. C. umbrina (A. & S.) Bres. (= Corticium (Coniophora) um- 

 brinum (A. & S.) Fr.) Umbrina, umber. 



R. 3-8 cm., umber, effused, not easily separable, villose beneath', 

 margin concolorous, narrow, radiating. Hymenium concolorous, or 

 ferruginous, even, sometimes granular, tomentose, setulose. Flesh 

 brownish, soft, loose, fairly thick. Spores umber, elliptical, or pip- 

 shaped, 9-13 x 5-8/z. Cystidia concolorous, cylindrical, 90-170 x 

 9-12/x, sometimes incrusted, obtuse, septate. Hyphae brownish, 

 3-6/u, in diam., loosely interwoven. Wood, branches, and twigs. Sept. 

 May. Not uncommon, (v.v.) 



2130. C. olivacea (Fr.) Karst. (= Corticium (Hypochnus) olivaceum 

 Fr.) Trans. Brit. Myc. Soc. vi, figs, in text, p. 73. 



Olivacea, olive coloured. 

 R. 4-30 cm., distinctly olive when fresh, drying to a colour varying 



