172 Sphaeriacea), Allantosporae, Eutypa. 



superficie colore ex brunneo mox aterrimo tingente, tenui, tuber- 

 culoso, ceterum omnino levi, nitidulo; peritheciis monostichis, glo- 

 hosis, minutis, rarius dense stipatis, plerumque plus minus laxe 

 sparsis v. gregatim sociatis, substrato liaud fucato immersis, sin- 

 gulis parte superiore, plus minus exstante, tuberculo ligneo, e basi 

 orbiculari v. eliiptica hemisphrerico v. depresse conico inclusis, in 

 collum brevissimum attenuatis, ostiolo nec incrassato, minutissimo, 

 obtuso, iiitegro, nitido, perforato, in tuberculi vertice prominulo 

 instructis ; ascis anguste clavatis, longissirae pedicellatis, octosporis, 

 minimis, 23-28 c; 5 p. sporif. ; sporidiis in asci lumine utrinque 

 angustato subdistichis v. conglobatis, cylindricis, curvulis v. sub- 

 rectis, pallide fuscescentibus, 7-8 -IVg. 



Hab. in ramis et ligno Salicum et Corni sanguineae in 

 Germania, et Italia. 



25. Eutypa prorumpens (Wallr.) Sacc. V. prorumpens (Wallr.) Nits. 642 

 Pyr, Germ. p. 143, Sph. proru7npens Wallr., Fr. — Stromate 

 effuso, maculaeforrai, in ramis corticatis corticis parenchyraati haud 

 fucato iramerso sed ligno tandera in superficie nigricante adnato 

 lineaque atra, flexuosa circumscripto; peritheciis cortici insculptis, 

 monostiche atque irregulariter sparsis, in greges raioutos, saepius 



in series elongatas, irregulares, interruptas densius stipatis et erum- 

 pentibus, peridermio imraaculato, nunc riraose fisso, nunc peritheciis 

 singulis, globosis v. depressis, minutis, protuberantibus arctissirae 

 adha-rente; peritheciorum collis brevissimis v. nullis, ostiolis pro 

 ratione raajusculis, heraisph;ericis v. depressis, obtusissirais, rugulo- 

 sis; ascis anguste clavatis, longissime pedicellatis, octosporis, 38 s 

 5 p. sporif. ; sporidiis in asci lumine utrimque attenuato subdisti- 

 chis, cylindricis, curvulis v. subrectis, subhyalinis, 8-9 s V/^-^. 

 Hab. in ramis emortuis Viburni Opuli in Thuringia, raro. 



26. Eutypa flavo-virescens (Hoffm.) Tul. Sel. Fung. Carp. II, p. 57, m 

 t. Vil, f. 1-7, Sphccria /lavo-virescens Hoffra., Valsa flavo-vi- 

 rens Nits. Pyr. p. 139. — Stromate nunc plus minus effuso, su- 

 perficiali, crustiformi, aequali vel e tuberculis difformibus com- 

 posito, rarius innato, nunc obsoleto, scabroso, atro, intus primo 

 flavo, mox flavo-virente, tandem sa?pe olivaceo-atro ; peritheciis 

 plerumque monostichis , in stromate nidulantibus, haud stipatis, 

 sphaM-oideis, minutis, collis brevissimis ostiolisque prominulis, lae- 

 vibus vol rugosis, obtuse conoideis; ascis cylindraceo-clavatis, lon- 

 gissime pedicellatis, 30-50 s 4-7 p. sporif.; sporidiis distichis, elon- 

 gatis, curvulis, dilute fuscescentibus, 6-10^:2-3. — Spermogonia 



