Pyrenomyceteae, Sphfcriacese, Atlfintosporf»), Vaisa. 453 



10. Valsa aperta (Fr.) Cooke in Grevillea XIII, pag. 40, Sphceria \m 

 aperfa ¥v. S. M. II, p. 407 et Schw. Syn. Amer. bor. u. 1381. -— 

 Circinata; peritheciis exiguis, cortice interiore immersis, subinde 

 irreguJariter aggregatis, superne crusta tegente junctis; ostiolis 

 {.'erithecio duplo lorigioribus, erumpentibus, primo pro more con- 

 vergentibus dein erectis, apice perforatis; ascis clavato-cjMindra- 

 ceis; sporidiis aliantoideis, hjalinis, 18:;6, 



rial>. in ramis Populi in Suecia et America bor. 



17. Valsa subserrata Cooke in Grevillea XIV, pag. 47. — Pustulis 1875 

 convexis, erumpentibus, subdiscoideis, 3-4, vix ultra longitudina- 

 liter seriatis; peritheciis 10-16, snbglobosis, sursum in ostiola, elon- 

 gata, levia, congesta productis; ascis clavatis, breviter stipitatis; 

 sporidiis majusculis, allantoideis, hyalinis, 30 ^j 6, 



Hab. \n ramis Fagi, Shere Britannia^ (D. Capron). 



18. Vaisa Menispermi i^. et Hol. in Journ. of Myc. I, p. 4. — Pe- i^76 

 ritheciis circinatis stromate corticali, non linea circutnscripto, 6- 



10 immersis, circiter '/4 «im. diam., contextu celluloso, membrana- 

 ceo, ostiolis brevissimis atque in discum circuiarem, Y^-Ys ni'n. 

 diam., epidermide linea nigra, circulari signata tectum coalitis; 

 ascis ciavatis, 70 ^: 12 ; sporidiis numerosis, cylindraceis, luteis, cur- 

 vatis, 15-20^4-6. 



Hab. in caulibus emortuis Menisperrai canadensisin Ame- 

 rica septentrionali. 



19. Valsa Orni Rehm Ascom. Lojk. n. 15, p. 37. — Stromate e basi 1877 

 suborbiculari conico-convexo, in cortice interiore nidulaiite ejusque 

 tnateriam nou inutante, epidermide circa ostiola facile solubiji, pu- 

 stulata; peritheciis in singulo stromate 8-12, monostichis, dense 

 stipitatis, globo.sis, mediocribus, in collum atienuatis; ostiolis epi- 

 dermidem vix superantibus, in disco minuto aggregatis, rotunda- 



tis, atris, poro pertusis, sessilibus; ascis clavatis, 8-sporis; spo- 

 ridiis cylindricis, obtusis, vix curvatis, I-celiuiaribu.s, liyalinis, 115 

 "3-4. 



Hab. ad ramura siccum Fraxini Orni in valle Kolczvarensi 

 (Ilunyad) Transylvania; (Lojka). 



20. Valsa implicata (L(h.) Perl. et Sacc. Add. Syli. p. 400, Sphcvria 1878 

 irnplicoia Lev. in Ann. Sc. Nat. 1863, p. 295. — Peritheciis glo- 

 bosis, aggregatis, ostiolis prominulis, angulatis, in discum erum- 

 pentem, nigrum stipatis; paraphysibus tenuissimis, muco involutis; 

 ascis cylindrico-clavalis; sporidiis octonis, cylindricis, utroque fine 

 obtusis. curvatis, co.itinuis, hvalinis. 



