540 Pyrenomycetfe, Perisporiaeene, Perisporie:i\ Dimerium. 



'■ylinclraceo-clavatis, apice rotundatis, 48-02 « 9-16 ;j.., breviter 

 stipitatis, octosporis; sporidiis distichis vol oblique raonostichis, 

 oblongo-ellipsoideis, utrinque rotundatis, modio 1-septatis, non con- 

 strictis, initio hyalinis, mox olivaceo-virescentibus, tandem olivaceo- 

 brunnescentibus, 11-18 « 5 '/ 2 -9. 



Ilab. in foliis vivis Cynoctoni nummulariifolii in An- 

 dibus Valdivianis (T. W. Neger). 



9. Dimerium Lepidagathis (P. Henn.) Sacc. et D. Sacc. Dimerosporium i s - ; ~ J 

 Lepidagathis P. Henn. in Ergebn. dor Kunone Sambesi Expedit. 



p. 164 (1902). — Peritheciis gregariis superficialibus minutis. len- 

 ticularibus v. subglobosis membranaceis, atris, ca. 60-100 ;j.. diam., 

 basi hyphis atris setulosis repentibus 3,5-5 jj.. cr. conidiophoris 

 cinctis; conidiis ovoideis, fuscis, 1-septatis; ascis clavatis, apice 

 obtusis, 30-40 * 12-15, octosporis, paraphysatis ; sporidiis oblonge 

 ovoideis, medio 1-septais, vix constrictis, 12-15 « 3,5-4, olivaceo- 

 fuscis. 



Hab.iw foliis Lepidagathis macrochil;i' inter Longa et 

 Lazingua Afr. austr. 



10. Dimerium Scheffleri (P. Henn.) Sacc. et D. Sacc. Dimerosporium L823 

 Scheflleri P. Henn. Fungi Afr. orient. II, in Bot. Jahrb. XXVIII, 



p. 37. — Epiphyllum, gregarium, atrum, pulvinatum ; hyphis re- 

 pentibus, effusis, 3-5 ;j.. cr., atro-brunneis ; peritheciis subglobosis 

 dein collabentibus, atris, astomis, 120-160 ;j.. diam.; ascis clavatis, 

 obtusis, octosporis, 50-70*9-12; sporidiis subdistichis vel mono- 

 stichis, ellipsoideo-ovoideis, medio 1-septatis vix constrictis, atro- 

 brunneis, 11-15 « 4-4,5. 



Hab. in foliis Loranthi Schelei, Usambara Afr. orient. 

 (Scheffler). 



11. Dimerium microcarpum (Starb.) Sacc. et D. Sacc. Dimerosporium 1824 

 microcarpum Starb. in Arkiv. for Botan. 1904, Band 2, pag. 11, 

 fig. 22-23. — Peritheciis inycelio hyalino v. interdum obscuriore 



in Meliola parasitante passim insidentibus, sph.rroideis, astomis, 

 tenuiter niembranaceis, cellulis polygonis, minutis, 75-100 ;j.. diam.; 

 ascis oblongatis vel cylindraceo-oblongatis, nodulosim stipitatis, 

 sursum rotundatis, 26-28 « 8-11,5; sporidiis octonis. conglobatis 

 vel fere distichis, oblongato-ovoideis, medio septatis, constrictis, 

 utrinque rotundatis, loculo superiore cylindraceo-rhomboideo, bre- 

 viore et latiore, inferiore cylindrico, primo hyalinis, deinde oliva- 

 ceis, plerumque bi-guttulatis, 9-10*4-5; paraphysibus nullis. 



