Hysteriaceae, Plueophragirii», Ostreion. 765 



Hab. ad irustula lignea pinea in valli Zsereleu infra raontem 

 Domuglad prope balnea Herculina in Banatu (Lo.ika). 



OSTREION Duby Hyst. p. 21, [sub uomine vitioso Ostreichnion] 

 (Etym. ab oslreion, parva ostrea). — Perithecia conchiformia, su- 

 perficialia, subpedicellata, longitudinaliter striata. Asci magni te- 

 traspori, paraphysati. Sporidia maxima fusoidea, multiseptata, fu- 

 liginea. 



1. Ostreion americanum Duby Hyst. p. 22, t. I, tig. 1. — Sparsum 5715 

 atrum, nitidum, obsolete transversim siriatum ostreiforme, acie 

 incurva; ascis cylindraceis, 350-400^30, tetrasporis ; sporidiis 

 rnonostichis, crasse fusiformibus, medio constrictis, opacis, rubro- 

 fuscis, 12-20-septatis, 90-100^25-27. 



llab. ad corticem trunci Liquidarabar is in Carolina au- 

 strali (Cortis sub oomine Hysterii varii). — Sec Cooke Grev. 

 IV, t. 67, fig. 1, sporidia 11-septata, septis duobus extimis valde 

 approximatis. 



Sect. 0. Hyalophragraiie Sacc. 



GLQNIELLA Sacc. (Etyra. a Glonio, cui analogum genus). — Peri- 

 thecia eraergentia, oblonga v. linearia, carbonacea, atra, rima lon- 

 gitudinali dehiscentia. Asci typice 4-8--spori, paraphysati. Sporidia 

 oblonga v. fusoidea 2-pluriseptata, plerumque 3-septata, hyalina 

 v. subhyalina. 



1. Gloniella lapponica (Karst.) Sacc, Hysterium lapponicum Karst. im 

 Myc. Fenn. II, p. 234. — Peritheciis gregariis, erumpentibus, de- 

 mum ligno nigrefacto basi tantum innatis rotuodatis, serius rima 

 longitudinali dehiscentibus, atris, opacis, subinde vertico obsolete 

 striatis vel rugosis, 0,8-0,9 mill. latit. ; ascis clavatis, 120-126 s 

 20-21, octosporis; sporidiis distichis, fusoideo-obloDgatis, curvatis, 

 1-3-septatis, ad septa vix constrictis, chlorinis seu chlorino hya- 

 linis, 36-39 x 10; paraphysibus filiformibus, gracillimis. 



Hab. in ligno vetusto salicino prope Kola, oppidura Lappo- 

 niaa rossicae. — Vergit ad Lophiostoma. 



2. Gloniella ovata (Cooke) Sacc, Hysterium ovatum Cooke Grev. 5717 



