PHACIDIUM. 391 
‘ On dead holly-leaves. 
Name—lIlex, holly ; growing on holly. 
Common! 
B. SPORIDIA FUSIFORM OR SUBFUSIFORM. 
7. Phacidium Calthe. Phil. 
Hypophyllous, congregated or confluent on biown 
spots, innate, then erumpent; hymenium plane or convex, 
brownish or cinereous ; asci broadly clavate; sporidia 8, 
oblong-fusiform or subclavate,' 2-guttulate, 15—20 x 5 
—7u; paraphyses filiform, occasionally forked at the 
apices. 
Phacidiuwm Calthe—Phil. in “ Grevillea,” viii. p. 103. 
On decaying leaves of Caltha palustris. Autumn. 
About 4 to ? of a line broad. The epidermis of the 
leaf forms an indistinct margin, or altogether disappears, 
leaving the disc exposed. 
Name—Caltha, the generic name of the plant on 
which it grows. 
Scotland ! (Rev. J. Stevenson). Ruyton-of-the-Eleven- 
Towns, Salop! ; 
8. Phacidium Arctostaphyli. Karst. 
_ _Subgregarious, innate, then erumpent, splitting the 
epidermis into about five equal, acute, spreading laciniz ; 
hymenium convex, pale brown, when dry black; asci 
clavate; sporidia 8, elongate-fusiform or oblong-fusiform, 
straight or curved, with two large gutte, 18—22 x 4—5u; 
paraphyses filiform, coherent, becoming brown at the 
apices. 
Phacidium Arctostaphyli—Karst., “Symb.,” p. 256. 
Propolis phacidioides—Fries, “Summa Veg. Scan.,” 
p. 372. Stictis phacidioides—Fries, “Sys. Myco.,” ii. 
p. 198; Berk., “ Ann. Nat. Hist.,” 162 ; Cooke, “ Handbk.,” 
2231. Spheria arbuti—Sow., t. 370, f. 6. Trochila 
phacidioides—Karst., “ Myco. Fenn.,” p. 249. 
Exs,—Fries, “ Scl. Suece.,” 297; Karst., “ Fung. Fenn.,” 
843. : 
On leaves of Arctostaphylos Uva-Ursa. 
