No. 74.] 
[December, 1886. 
dmilha, 
A QUAETEELY EECOED OF CEYPTOGAMIC BOTANY 
AND ITS LITEEATUEE. 
BRITISH PYRENOMYCETES. 
A preliminary list of known species. 
By G. Massee. 
( Continued from p . 9 .) 
Fam. 2. XYLARIiE. Composite. Perithecia carbonaceous, 
immersed in a multiform stroma. Sporidia brown. 
Gen. 1. XYLAHIA, Kill . Stroma erect, branched, clavate or 
filiform, with perithecia somewhat immersed. 
A. Xyloglossa. Club everywhere fertile , stem smooth, 
a. Capitulum clavate , stem thin, elongated. 
1. X. scotica, Cooke, Sacc. Syll. 1202 ; Grev. iv, 112. 
On the ground. Meiklouer, Perth, N.B. 
2. X. tortuosa, Sow., Sacc. Syll. 1208 ; Grev. viii, 10. 
On the ground. Mead Place, London, S.E. 
b. Capitulum subclavate, stem thick , shortened, or obsolete. 
3. X. polymorpha, Grev., Sacc. Syll. 1150. 
On old stumps. Common. 
B. Xylocoryne. Club everywhere fertile, stem villous. 
4. X. corniformis, Mont., Sacc. Syll. 1239 ; Hdbk. 2373. 
On fallen branches. Speke Hall, Lancashire. 
C. Xylostyla. Club sterile at the apex, stem smooth. 
5. X. digitata, Fr., Sacc. Syll. 1283 j Hdbk. 2372. 
On stumps, &c. Common. 
6. X. bulbosa, Pers., Sacc. Syll. 1285 ; Hdbk. 2377. 
Amongst fir leaves. Bath, Lucknam, and Rushton, Wilts. 
(C. E. B.) 
7. X. vaporaria, Berk., Sacc. Syll. 1292 ; Hdbk. 2378. 
On Sclerotium found in a mushroom bed. Cornwall. Cul- 
tivated. (F. C.) 
8. X. filiformis, Fr., Sacc. Syll. 1296. 
On dead leaves. 
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