388 BRITISH DISCOMYCETES. 
Hymenium brownish or cinereous: on Rubus .. striatum. 
2.(Hymenium pale fuliginous: on Pinus 2 .. Pint. 
Hymenium straw-coloured: on Vaccinium.. .» leptideum. 
(Hymeninm diriy-yellow: on Quercus ota .. dentatum. 
Hymenium pallid, livid, or yellowish: on Quercus coronatum. 
Hymenium whitish: on Rubus me se -» Rubi. 
Hymenium whitish: on Ilex os . -. ILlicis. 
3.4Hymenium whitish: on Quercus .. oe »» minutissimum. 
Hymenium sooty-black: on Vaccinium .. - Vaccinii. 
Hymenium pale brown: on Arctostaphylos. . -. Aretostaphyli. 
Hymenium cinereous: on Pinus .. . -. abtetinum. 
(Hymenium black: on Juniperus .. 6 ..  tetrasporwm. 
4 On the stems .. ae ot oi o. . 5 
{On the leaves .. a si ste oie - 6 
5 (eee fuliginous: on Campanula .. -» radians. 
Hymenium red-brown: on Clinopodium .. .. simulatum. 
6 Hymenium brownish or cinereous: on Caltha .. Calthe. 
: (ee media dingy-brown: on various plants «. vrepandun, 
A. SPORIDIA ELLIPTIC OR SUBELLIPTIC, 
(a) Brown. 
1. Phacidium tetrasporum. Phil. and Keith. 
Epiphyllous, erumpent, circular or oblong, convex, 
cinereous, seated on a brownish-yellow spot, splitting 
irregularly into 3 or 4 lacinie; hymenium black 
on the surface, brownish-yellow within; asci broadly 
clavate ; sporidia 4, elliptic-ovate, with a septum near 
the lower end, often with a papilla, brown, 25—28 x 17p; 
paraphyses numerous, filiform, with brown, pear-shaped 
heads, septate. 
Phacidium tetrasporwm—Phil. and Keith. in Gard. 
Chron., 1880, Sept. 4, t. 56 ; “Scott. Nat.,” vi. 164. 
On the upper side of juniper-leaves while yet green, 
simulating a Puccined. 
About } a line broad. 
Name rerpac, four, ordpoc, seed ; four-seeded. 
Forres, N.B.! (Rev. Dr. Keith). 
(6) Hyaline. 
2. Phacidiwm radians. Rob. 
Erumpent, black; receptacles minute, rounded or 
oblong, globose, then flattened, solitary and scattered, or 
