158 SphnoriaceoD, Allantospora?, Valsella. 



VALSELLA Fuck. Symb. Myc. p. 203 (Etym. a Valsa, quam cfr.). — 

 Stroma valseum corticale, plerumque nigrolimitatum; ostiola inte- 

 gra; discus saepius palleas; asci sessiles, polyspori ; sporidia allan- 

 toidea, liyalina. — Spermogonia, si adsunt, cytisporea. 



1. Valsella amphoraria (Nits.) Sacc. V. amphoraria Nits. Pyr. Germ. ^^^ 

 p. 236. — Stroniatibus exiguis, peridermium superpositum in pu- 

 stulas minutas, vertice poro angusto pertusas protrudentibus, cor- 

 tici interiori basi tautum insculpatis v. adnatis ac, peridermio avul- 



so, superficialibus, raro peridermio adhaerentibus, dense ac sine or- 

 dine sparsis, forina exacte regulari, ampullaceis, infra nigrolimita- 

 tis ; ostiolis in disculum orbicularem v. angularem, planum dense 

 stipatis, minutissimis, punctiformibus, rotundatis, atris angustissime 

 pcrforatis; poritheciis pro ratione majusculis monostiche v. sub- 

 circinatim ordinatis, subglobosis in quoque acervulo 3-6; ascis an- 

 guste clavatis v. subcyiindricis, sessilibus, apice rotundatis v. trun- 

 catis, myriosporis, 60-68- multo rarius 48-80^8-10; sporidiis nu- 

 merosissimis, conglobatis, cylindricis, parum curvatis v. rectis, hya- 

 linis v. dilute fuscescentibus, ^-Ti^iy,. 



Ilab. in trunco et ramis Fagi sylvaticae prope Miinster, 

 (^iennania. 



2. Valsella furva (Karst.) Sacc. V. furm Karst. Mycol. Fenn. II., p. 603 

 llf^. — Stromate conico-truncato, plus minus protuberante perider- 

 mio adha^rente, 0,7 mill. cr. disco orbiculari vel subellipsoideo, sor- 

 dide fuscescente, minutissimo; peritheciis in singulo stromate 2-7, 

 subcircinantibus, subsphaeroideis, majusculis collis brevibus ostio- 

 lisque rotundatis, atris, exiguis, confertis vel sparsis, poro lato per- 

 tusis: ascis cylindraceo-clavatis, 48-54 ^ 6-7 ; sporidiis conglobatis, 

 rectis vel leniter curvulis, cylindraceis, 5-8 =; 1-1,5. 



Ilah. in ramulis Alni incana^ exsiccatis in Mustiala (Fennia). 

 — kV. melastoma disco mox sordide fuscescente, ostiolis dein poro 

 lato pertusis sporidiisque paulio majoribus recedens. Conceptacula 

 subinde per peridermium tenuius translucent. 



3. Valsella Laschii (Nits.) Sacc. Valsa Laschii Nits. Pyr. Gepm. p. 6O4 

 235. — Stromatibus minutissimis, basi exacte orbicularibus, peri- 

 theciophoris in discum perexiguum, punctiformem , orbicularem 



ac sordide albicantem sensim conico- v. rarius abrupte attenuatis, 

 peridermio tenuissimo, translucido, nitido, poro centrali, discum 

 excii>iente pertuso, ceterum arctissime adhnerente tectis ; peritheciis 

 in singulo stromate 2-4, subcircinatim dispositis, perexiguis, glo- 

 bosis V. depressis; ostiolis oculo armato solum perspicuis, in di- 



