Sphseriaceae, AUantosporae, . Valsa. 141 



vatis, membrana crassiuscula textis, tetrasporis (v. octosporis?), 

 29-33 s 5; sporidiis subdistichis, cylindricis, parum curvatis, sub- 

 hyalinis, in ascis tetrasporis 10-12 =; 2. — Spermogonia cytispo- 

 roidea: spermatiis allantoideis 3i:;l, sterigmatibus raraosis sufful- 

 tis; cirrhis rubellis. 



Hab. in ramis corticatis Fagi sylvaticse, Heimberg (Hel- 

 vetia) ubi legis Otth. — AfRnis Valsce Auersioaldi. 



114. Valsa diatrypa Fr. Summ. Veg. Scand. p. 411, Nits. Pyr. Germ. 542 

 p. 226, SphcBria diatrypa Fr. V. nivea Fabr. (p. p. in Alno'?). 



— Stromate minuto, e basi orbiculari v. ovali conico-attenuato, 

 truncato, protuberante, pustulato, disculo minutissimo peridermiura, 

 poro V. riraula, perforatura, vix superante; peritheciis in singulo 

 conceptaculo 3-7, s?epe sperraogonio centrali circurapositis rarius 

 stroma integrum, ordine monosticho, occupantibus, globosis, coUis 

 tenuissimis instructis; ostiolis rainutissimis, punctiformibus, rotun- 

 datis, atris, nunc in disci orbicularis, exigui, albidi margine, nunc 

 contra dense stipatis erurapentibus, vix exsertis; ascis oblongis v. 

 clavatis, sessilibus, octosporis, curvulis, hyalinis, 16-18- rarius -24 

 i; 3-6. — Spermogonia cytisporoidea ; spermatiis allantoideis 6^2, 

 longe stipitatis; cirrhis rubellis. 



Hah. in ramis Alni glutinosae et incanae in Suecia, Ger- 

 mania, Gallia et Fennia. — In exemplaribus fennicis, sec. Karst. 

 asci 32-40^:7-8 (p. sporif.); sporidia 15-22 ^; 2,5-4,5; spermatia 

 4-6^:1. 



Var. Hippophaes Rehm Ascom. n. 270. — Peritheciis in sin- 

 gulo stromate 2-4, spermogonio centrali deficiente, ostiolis in di- 

 sco minutissimis vix perspicuis ; ascis 50-9; sporidiis octonis 15 

 w3; paraphysibus articulatis. — In rarais Hippophaes in Ty- 

 rolia. 



115. Valsa Aquifolii Nits. Pjr. Germ. p. 231. — Stroraatis parte su- 543 

 periore protuberante, e basi suborbiculari, ovali v. angulari sensim 



in disculum minutum, planissimum, subrotundum conico-attenuata, 

 per peridermiura facile solubile, laceratura erurapente, pustulata, 

 lateribus fucata, inferiore in conceptaculo tenui, nigrescente, con- 

 vexo V. basi deplanato, corticis parenchyraati immerso eique ar- 

 ctissime adhserente inclusa ; peritheciis in singulo conceptaculo, in- 

 tegrura semper occupantibus, 6-20 ordine monosticho v. radiatira 

 dispositis, minutis, varie compressis, raembrana tenui textis, in 

 coUum tenuissimura atteniiatis, stroraatis substantia lutescente sti- 

 patis ; ostiolis minutissimis, punctiformibus, truncatis, perforantibus, 



