154 



BRITISH DISCOMYCETES. 



1 



'Stem slender, very short : on catkins . . . . 



Stern obeonic ; margin obtuse ; on roots 



Stem obeonic ; cup seniitransparent and repand : on 



twigs 

 Stem obeonic : on wood 

 Stem extremely short, thick, at times obsolete : on 



wood . . 

 .Stem extremely short ; cup hyaline : on leaves 



Hymenium 

 particles 

 Hymenium 

 Hymenium 

 Hymenium 



I Hymenium 

 Hymenium 

 Hymenium 

 Hymenium 

 (Hymenium 

 | Hymenium 

 2. <J Hymenium 

 ] Hymenium 

 I, mosses 



B. SESSILE. 



pale brown, sprinkled with shining 



bay-brown 



yellow 



white 



esrg-yellow; margin raised, paler 



yellow ; margin crenulate 



pale yellow : on cones 



lutescent : on Huraulus 



chalk-white, pruinose : on dead wood. . 



white, not pruinose: on herbaceous sterns 



pallid, externally darker : on Gytisus . . 



pallid ; rle=h watery consistence : on 



alniellum. 

 polltum. 



pileatum. 

 imberbe. 



fagineum. 

 phyllophilum. 



ochraceiim. 



badium. 



1 



2 



claroflavum. 



punctiforme. 



conigenum. 



Humuli. 



pruinosum. 



herbarum. 



scoparium. 



Y'liascoides 



A. STIP1TATE OR SUBSTIPITATE. 



(a) Sporidia elliptic, 

 (a) On ivooch 



1. Helotium ferrugineum. (Schum.) 



Substipitate, obeonic; 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, 10 — 13 X 3 — 

 Dfx ; paraphyses filiform, slender. (Plate V. fig. 30.) 



Helotium ferrugineum — Berk., " Ann. Nat. Hist./' 

 No. 962; Cooke, "Handbk./' No. 2161; Gill., "Champ.," 

 p. 152. Peziza ferruginea — Schum., " Saell.," p. 412; 

 Fries, "Sys. Myco./' ii. p. 134; Bull., t. 300. Var. P. 

 disciformis — Hoff., "Icon. An.," t. 16, f. 1—5. 



On dead oak twigs, etc. Autumn. 



Cups gregarious or scattered, about J to J a line broad ; 

 at first concave, then plane, at length convex; flesh 

 tinted brown; margin lighter in colour than the disc, 



