Sphaeriaceae, Allantosporae, Valsa. 133 



diis subdistichis, curvulis v. rectis, cyliQdricis, hyalinis, 12-16 (ra- 

 rissime-20) s ^Vg-S. — Spermogonium sistit Cytisporam : sperma- 

 tiis allantoideis, 3-5 s;!, longe stipitatis. 



Hab.xxi ramis Laricis, Abietis excelsae et Pini sylve- 

 stris in Britannia, Gallia, Germania, Italia. — Sporidia duplo ma- 

 jora quam in V. Abietis. 



89. Valsa Cypri Tul. Fung. Carp. II, 194, t. XXV, fig. 10-20. Nits. 5i7 

 Pyr. Germ. 206. — Peritheciis 3-8 minutis, circinantibus, corti- 



ce interiore nidulantibus, globosis, dein collapsis, in ostiola brevi- 

 coUa disculum truncatum vix emersum formantia desinentibus ; 

 ascis subclavatis, 44-54 s 7, octosporis; sporidiis allantoideis, hya- 

 linis 11-12:; 2 (14-18 s 3, Nits.). — Spermogoniis unilocularibus ; 

 spermatiis allantoideis 5-6 :i 1-1,5 in cirrhos olivaceos exsilientibus. 

 Uab. in ramis Ligustri vulgaris in Germania, Gallia, Ita- 

 lia, Fennia. — Spermogonium est Cyiispora (Phoma?) pruino- 

 sa Fr. 



90. Yalsa betulina Nits. Pyr. Germ. p. 210. — Stroraate majusculo, 518 

 e basi ovali in discum late ellipticum attenuato, valde protuberan- 



te, peridermii rimis, transversim directis, erumpente; peritheciis in 

 singulo stromate numerosis, 20-35, circa stroraatis partera mediam, 

 sterilem, serie plerumque subtriplici circinantibus. dense stipatis 

 globosis V. corapressis, corticis parenchyraati alte immersis, collis 

 crassiusculis instructis ; ostiolis in disci ex albido fuscescentis mar- 

 gine emergentibus, exsertis, confertissirais, valde incrassatis, gran- 

 dibus, e basi rotundata apicem versus conico-attenuatis, pyrifor- 

 mibus, poro pro ratione angusto tandera pertusis ; ascis anguste cla- 

 vatis, sessilibus, octosporis, 60i;8-9; sporidiis subdistichis, cylin- 

 dricis, curvulis v. subrectis, hyalinis, 14-20^:3. 



Hab. in rarais crassioribus Betulae albne prope Schwerin 

 (Germania). — Affinis V. ambienii, fabrica ostiolorum tamen di- 

 versa. 



91. Valsa germanica Nits. Pyr. germ. p. 215. Sphceria tessella [j de- 519 

 cedens Alb. et Schw. — Stromate vix ullo; peritheciis 3-9 in quo- 

 vis circulo, in cortice interiori immutato libere nidulantibus, pe- 

 ridermio omnino tectis discum raediuni sterilem ex cinereo pallide 

 fuscesceutem vel sperraogoniura ciiigentibus, concentricis, sph?eroi- 

 deis, minutis, coUis brevissimis ostiolisque rotundatis, laevibus, atris, 

 minutis, peridermium perforantibas, plus minus distantibus, poro 

 angustissimo pertusis; ascis e basi tenuata elongatis, periete su- 

 perne crassiuscula, 8- vel 4-sporis, 72 = 8; sporidiis conglobatis 



