Sphaeriaceas, Hyalosporae, Lsestadia. 423 



hypophyUis, in macula areolata, cinerascenti, gregariis, hemisphae- 

 ricis, opacis, atris, subtilissime papillatis, 80-100 a. diam.; ascis 

 fasciculatis, oblougis, sessilibus, Ssporis, 40-60=; 10; sporidiis di- 

 stichis, oblongo-ovatis subclavatisve, simplicibus, 12 ;; 4-5. 



ila^. in foliis putridis Quercus, prope Budenheim Germaniae. 



13. Lsestadia acerifera (Cooke) Sacc. Sphcerella ace?nfe)^a Cooke 1*^04 

 Handb. n. 2755. — Hypophylla: peritheciis sparsis, innatis, glo- 

 bosis, minutis, nigris ; ascis late cylindraceis ; sporidiis naviculari- 

 bus, hyalinis, 2-guttulatis, 20 ^ 6-7. 



Hab. in foliis putrescentibus Aceris campestris, Shere, 

 Surrey, Britanniae. 



14. Laestadia syivicola Sacc. et Roum. Reliq. mycol. Libert. II. n. i605 

 114, t. XIX, f. 8. — Peritheciis gregariis, innatis, globoso-de- 

 pressis, 100-120 u.. diam., coutextu parenchymatico ochraceo-fusco 

 circa ostiolum puuctiforme subhyalino ; ascis cylindraceis breve sti- 

 pitatis, 80-90 i;j9-10, aparaphysatis, octosporis; sporidiis ssepius 

 monostichis ellipsoideo-oblongis, 10-12^:5-6, hyalinis. 



Hab. in foliis Quercus Roboris araphigena, Mahnedys, Gal- 

 lia et Germania. 



15. Laestadia Systema solare (Fuck.) Sacc. Sph. Si/stema-solare i^oe 

 Fuck. Symb. Myc. p. 111, tab. III, fig. 27. Depazea Systema-sola- 



re Crie, Dep. p. 38, t. VI, fig. 5. — Peritheciis circa discum ap- 

 planatum, orbicularem, lineam latum, atrum, glabrum gregarie- 

 dispositis, pusillis, ab epidermide albicante tectis, globosis, ostiolis 

 prominulis, parum setulosis, atris ; ascis stipitatis, linearibus, re- 

 ctis , Ssporis, 58 c; 6 ; sporidiis monostichis, obovatis, siraplicibus, 

 uniguttulatis, dilute fiavis, 7 =: 5. — Spermogonium sistit Phyllo- 

 stictam cornicolam (DC.) Rabh. 



Hab. in pag. sup. Corni sanguineae, rarius prope Hatten- 

 heim Germaniae, Sarthe Galli^e. 



16. Lsestadia excentrica (Crie) Sacc. Depazea excentrica Crie, Sur i607 

 les Depazeees, p. 38, tab. VI, fig. 8. — Maculis excentricis am- 

 phigenis albidis zona nigra cinctis; peritheciis epi-hypophyllis, ni- 

 gris; ascis clavatis crassiusculis, breve crasse stipitatis, octosporis; 

 sporidiis continnis, ovato-oblongis, hvalinis, 10-12 is 4-5. — Sper- 

 mogoniis Phornam cylindrosporce affinem sistentibus, spermatiis 

 cylindraceis utrinque obtusis, 25-30 y.. long. 



Hab. in foHis Buxorum hiemali tempore in Gallia. 



17. Laestadia perpusilla (Desm.) Sacc. Sphceria (foliicola) perpusilla, i^^s 

 Desm. 13 Not. 1846, p. 80. — Epiphylla; peritlieciis minutissimis 



