394 BRITISH DISCOMYCETES. 
18. Phacidiwm Rubi. Fries. 
Innate, roundish, hemispherical or plane, rugulose, 
black ; splitting into obtuse, unequal lacinie; disc 
whitish ; paraphyses curved at the tips; sporidia linear, 
rounded at the ends with 6 to 8 nuclei. 
Phacidium Rubi—Fries, “Sys. Myco.,” ii. p. 578; 
B. and Br., “ Ann. Nat, Hist.,” No. 586 ; Cooke, “ Handbk.,” 
No. 2274. 
Exs.—Fries, “Scl. Suec.,” No. 56; Rabh., “Fung. 
Eur.,” No. 1028. 
On dead bramble-stems. Fries says “on leaves of 
Rubus Ideus.” Gregarious,. generally confluent, form 
and size variable, 1 to 2 lines broad, when fresh shining, 
when dry opaque. 
“The asci, paraphyses, and sporidia are just the same 
as in P. coronatum” (B. and Br., L. c.). 
Twycross, Warwickshire (Rev. A. Bloxam),. 
14, Phacidiwm coronatum. Fries. 
Gregarious, often confluent, innate-emergent, orbicular, 
hemispherical-depressed, at first closed, when moist 
tumid, convex, smooth, shining, black, when dry collapsed. 
rugose, often umbonate, at length splitting into 5 to 
10 acute, nearly equal laciniz; hymenium pallid, livid, 
or yellowish; asci cylindraceo-clavate, attenuated at 
the summit; sporidia 8, fusoideo-filiform, straight or 
curved, pseudo-multiseptate, 45—70 x 2—3u; paraphyses 
numerous, filiform, simple, adherent, flexuous or circinate 
at the apices. 
Spermogonia intermixed with the above, punctiform, 
globose-depressed, unilocular, filled with spermatia, 
which are elongated, straight, colourless, about 65y long. 
Phacidiwm coronatum—Fries, “Obs.,” i. p. 167; in 
“Vet. Ac. Handl.,” 1819, p. 108; “Sys. Myco.,” ii. p. 577; 
“Summa Veg. Scan.” p. 370; Berk. “Eng. Flo.,” v. 
p. 292; Ditm. in Sturm., “Flo.,” pt. iii, (1817), p. 127, 
t. Ixill.; Grev., t. 52; Berk., “ Mag. Zool. and Bot.,” vol. i. 
No. 58, t. 15, f. 5; Corda, “Icon.,” iii. p. 31, t. 5, f 81; 
