PHACIDIIBI. 393 



acute at the ends, 5 to 9 pseudo-septate, 80 X 4// ; para- 

 physes filiform, simple, clavate at the apices, adherent. 



Spermogonia intermixed with the above, punctiform, 

 black, acutely umbonate ; cavity simple, sinuose, narrow ; 

 spermatia filiform, slightly bent, about 10 X 1/u. 



Xyloma Pini — A. and S., " Consp," p. 60, t. 5, f. 8. 

 Phacidium Pini — Fries, " Sys. Myco.," ii. p. 573 ; " Eng. 

 Flo.," v. p. 292 ; Curr, " Linn. Trans.," xxiv. t. 25, f. 36 ; 

 Cooke, " Handbk," No. 2262 ; Tub, " Select. Fung. Carp.," 

 iii. p. 136; Fckl., "Symb. Myco," p. 263, t. iv. f. 31. 

 Phacidium valvatum — Schmidt, " Myco. Heft.," i. p. 30, 

 t. 2, f. 11. Coccomyces Pini — Karst., " Myco. Fenn.," 

 p. 254. 



Exs.— Fries, " Scl. Suec," 62 ; Fckl., 1095 ; Roumg, 

 Fung. Gal.," 1268. 



On bark of Pinus sylvestris. 



Name — Pinus, the generic name of the tree on which 

 it grows. 



Common ! 



12. Phacidium dentatum. Schmidt. 



Orbicular or subquadrate, plane, depressed in the 

 centre, shining, black, seated on pallid spots, at length 

 splitting into 4 or 5 acute lacinise ; hymenium dirty- 

 yellow, somewhat livid ; asci cylindraceo-clavate ; 

 sporidia 8, filiform, 80 X 2'5/i ; paraphyses filiform. 



Phacidium dentatum — Schmidt, "Myco. Heft.," i. 

 147; Fries, "Sys. Myco.," p. 577; Berk., "Eng. Flo.," v. 

 p. 292 ; Fckl., " Symb. Myco.," p. 261 ; Corda, "Icon.," 

 iii. f. 81 ; Tul., "Select. Fung. Carp.," iii. p. 132; Cooke, 

 "Handbk.," No. 2266 ; Gill., "Champ," p. 166, c. i. 



Exs.— Moug. and Nest, No. 561 ; Schmidt, No. 206 ; 

 Fckl, " F. Rh," No. 1090 ; Ayres, No. 71 ; Berk, No. 93 ; 

 Cooke, " Fung. Brit," 458, ed. ii. 449 ; Roumg, " Fung. 

 Gal," 68 ; Rav, " Fung. Am," 318. 



On fallen oak-leaves. 



About J of a line broad. 



Name — Dens, a tooth ; toothed. 



Common ! 



