476 Discomycetese, Pezizeao, HyalodidyrnaB, Helotlella. 



paraplijsibus filiformibus, liaud clavatis, ascos superantibus, gut- 

 tulatis, 3-4 a. cr. hyalinis. 



Hab. ad ramos putridos pendulos Alni viridis in alpibus 

 editioribus tyrolensibus. 

 0. Helotiella Russeilii (B. et C.) Sacc. Peziza Rwisellu B. et C. Nortli 

 Am. Fung. n. 739, Cooke Disc. U. S. I, p. 296. — Erumpens, ses- 

 silis, fasciculata, lateritia,- margine obtu.so; disco leviter concavo; 

 ascis clavatis; sporidiis biseriatis, oblongis, utrinque angustatis, de- 

 mum uniseptatis, 15 p.. longis. 



HaO. in corticibus New England Amer. bor. (Rus.sell). — Pri- 

 nio obtutu Neciriam collapsam refert. Hymenium in sicco pul- 

 verulentum. 



7. Helotiella Mercurialis (Boud.) Sacc. Pseudopeziza Meycurialis \\ 

 Boud. Bull. Soc. Mjc. IV, pag. 84, tab. 17, f. 6. — Minutissima, 

 erumpens, sparsa aut subcaespitosa, luteo-ochracea, 0,2-0,4 raiu. 

 lata, lenticularis aut hemisphasrica, margino tenuissimo fulvo, ses- 

 silis, intus et extus concolor, regularis, margine fulvescente; pa- 

 raphysibus gracilibus dichotomo-ramosis, non aut vix septatis, ra- 

 mulorum apicibus non iucrassatis 1,5 u.. rarius 2 u. cr. ; ascis 

 octosporis, clavatis, 60-65^10-11, vacuis foramine vix conspicuo; 

 sporidiis hyalinis, oblongo-fusiformibus subcurvatis aut flexuosis, 

 primo continuis denique medio septatis et subconstrictis, intus 

 paulullura granulosis praecipue ad extremitates, 1 1-15 s 4-5. 



Hab. ad caules exsiccatos Mercurialis perennis in uin- 

 brosis Montmorency Gallia?. 



8. Helotiella drosodes (Rehm) Sacc. Helot. drosodes Rehm Ascom. 

 n. 560. — Gregaria, orbicularis, hemisphserica vel subcyathoidea, 

 sicca fuscescens vel flavidula, urceolata, humectata subexplanata. 

 marginata, fere hyalina, 1 (1-2) mm. diam,, inter Torulam ali- 

 quam nidulans, prosenchyraatico-flavidulo-contexta; ascis clavatis, 

 apice incrassatis, 8-sporis, 60:i8jodoque violascentibus; sporidiis 

 ellipticis, subacutis, rectis vel navicularibus, hyalinis, 2-celIulari- 

 bus, 10-13,3; paraphysibus filiformibus, apice subincrassatis. 



Hab. ad basim caulium putridorum Adenos ty 1 id is al- 

 p i n a^ Bauernalpkopf alpium Allgoviai (Britzelmayr). 



9. Helotiella erythrostigma (Rehm) Sacc. Mollisia erythrosligma 

 Rehra in Voss Mat. Krains V, p. 225, fig. 6, a, b. — Sparsa vel 

 gregaria in pagina superiore foliorum dealbatorum, contextu par- 

 enchymatico-hyalino vel rubidulo, primitus globosa, clausa, dein 

 patellaris, tenerrime niarginata, glabra, humida iiyalino-flavidula 



