154 BRITISH DISCOMYCETES. 
Stem slender, very short : on catkins o «» alntellum. 
Stem obconic ; margin obtuse; on roots .. -. politum. 
Stem obconic; cup semitransparent and repand: on 
3,2. twigs . a as ». ptleatum. 
* }Stem obconic: on wood. amberbe. 
Stem extremely short, thick, at times obsolete: on 
| wood .. te os i or “i +» fagineum. 
Stem extremely short; cup hyaling;on leaves .. phyllophilum. 
B. SESSILE, 
Hymenium pale brown, sprinkled with shining 
particles ae ae a oe oe .. ochraceum, 
Hymenium bay-brown ous es aG -»  badium. 
Hymenium yellow as . 
Hymenium white ee . » 2 
Hymenium egg-yellow; margin raised, paler es claroflavum. 
1 Hymenium yellow; margin crenulate +. punctiforme. 
Hymenium pale yellow: on cones .. ae + conigenum. 
Hymenium lutescent: on Humulus .. os ». = Humult. 
Hymenium chalk-white, pruinose: on dead wood.. pruinosum. 
Hymenium white, not pruinose: on herbaceous stems herbarum. 
2, ¢Hymenium pallid, externally darker: on Cytisus.. scoparium, 
Hymenium pallid; flesh watery consistence: on 
mosses ie sca 1 Fe phascoides 
A. STIPITATE OR SUBSTIPITATE. 
(a) Sporidia elliptic. 
(a) On wood. 
1. Helotiwm ferrugineum. (Schum.) 
Substipitate, obconic; hymenium concave, ferru- 
ginous-yellow; externally, as well as the tumid margin, 
pallid-yellow; asci cylindraceo-clavate; sporidia 8, 
elliptic, subfusiform or clavate, 2-guttulate, 10O—13 x 3— 
Bus Beeler filiform, slender. (Plate V. fig. 80.) 
elotium ferrugineum—Berk., “Ann. Nat. Hist.,” 
No. 962; Cooke, “ Handbk.,” No. 2161; Gilk, « Champ.,” 
p. 152. Peziza ferruginea—Schum., “Saell.,” p. 412; 
Fries, “Sys. Myco.,” ii, p. 184; Bull, t. 300, ar. P. 
disciformis—Hoff,, “Ieon. An.,” t. 16, f. 1-5. 
On dead oak twigs, ete. Autumn. 
Cups gregarious or scattered, about } to 4 a line broad ; 
at first concave, then plane, at length convex; flesh 
tinted brown; margin lighter in colour than the dise, 
