Pyrenomycetae, Perisporiacese, Perisporiese, Dimerium. r>39 



Hab. m foliis Baccliaridis spec , Serra da Cantareira, pr. 

 S. Paulo Brasilice. 



5. Dimerium gardeniicolum (P. Henn.) Sacc. et D. Sacc. Dimerosporium 1818 

 gardeniicola P. Henn. F. japon. IY, in Bot. Jahrbiicher v. XXXI, 

 1902, p. 739. — Ainphigenum; mycelio atro-brunneo ex hyphis 

 repentibus, ramosis, 3,5-5 [i. cr., pseudopodiis subalternis, ovoi- 

 deis vel subglobosis, atro-fuscis, 8-12 « 7-10; peritheciis ovoideis, 

 membranaceis, apice papillatis, pertusis, levibus, viridulo-atris, 1-2 

 ascigeris, 45-60^40-50, basi setulis simplicibus, atris, 60-120 v 4-6 

 circumdatis ; ascis ovoideis, obtusis, 20-35 « 20-30, aparaphysatis, 

 octosporis; sporidiis conglobatis, ellipsoideis 1-septatis valde con- 

 strictis, 14-18 ^ 7-9, olivaceis v. viridulo-atris, cellulis subglobosis. 



Hab. in foliis Gardeniae floridse, Tosa Japonhe. 



6. Dimerium Macarangae (P. Henn.) Sacc. et D. Sacc. Dimerospo- 1819 

 rium Macarangcv P. Henn. in Engl. Bot. Jahrb. 1903, pag. 45. 



— Mycelio hypophyllo, effuso, atro; hyphis repentibus, fuscis, ra- 

 mosis, septatis, 3-4 [J.. cr. ; conidiis oblonge fusoideis, flavofuscis, 

 continuis, 2-3-guttulatis, 8-12 « 2,5-3; peritheciis sparsis vel gre- 

 gariis, ovoideis, ca. 60-80 ;j.. diam., fusco -membranaceis, pertusis ; 

 ascis clavatis, apice rotundatis, tunicatis, basi attenuato-subpedi- 

 cellatis, octosporis, aparaphysatis, 45-55 « 13-17; sporidiis subdisti- 

 chis, clavatis vel subfusoideis, utrinque obtusis, medio 1-septatis, 

 constrictis, 2-4-guttulatis, lsete brunneis, 10-15 ^ 3,5-4. 



Hdb. in foliis Macarangse spec, Ost Usambara Africae orient. 

 (Engler). 



7. Dimerium Saccardoanum P. Henn. Fungi Amaz. III, 1904, p. 356, 182U 

 cum icon. — Maculis mycelii plerumque epiphyllis, gregarie spar- 



sis, rotundato-angulatis, atris, 1-2 mm. diam. interdum coniluen- 

 tibus; peritheciis aggregatis vel subsparsis, subglobosis, sicco col- 

 lapsis, atris, rugulosis, membranaceo-cellulosis, ca. 70-110 [x. diam., 

 basi hyphis ramosis, fuscis, 3-5 a. crassis; ascis clavatis, apice 

 rotundatis, subtunicatis, 8-sporis, 40-50 » 7-10, paraphysatis ; spo- 

 ridiis subdistichis v. oblique monostichis, clavatis, rectis v. subcur- 

 vulis, medio 1-septatis, constrictis, brunneo-fuscis, 10-14 * 3 '/,-4. 

 Hab. in foliis Solani, Leticia, Rio Amazonas Peru. 



8. Dimerium olivaceum Syd. Ann. Mycol. 1904, p. 169. — Mycelio i82i 

 amphigeno, repente, ex liyphis brunneis septatis simplicibus usque 

 200 a. longis et ca. 5 [j.. crassis composito; peritheciis globosis, 

 gregariis, atris, 100-210 [j.. diam., astomis, parte inferiore hyphis 

 mycelii obsessis; conidiis 1-4-soptatis, brunneis, variabilibus; ascis 



