K. STARBÄCK, ASCOMYCETEN. 17 



transformante, perctirritur; pars hypothecii mollis, textura 

 globulosa. 



D. pallida Starb, nov. sp. 



Perithecia sparsa vel hinc in de sparsim gregaria, interdiim 

 noimnlla conferta vel confluentia, immersa, vertice paulluni 

 emergeiitia, discoidea vel depressim leiiticnlaria, clrca ostiolum 

 vix papillulatiim semper areola pallide grisea, orbiculare, 

 applaiiata prsedita, textiira pulveraceo-carbonacea, attata, 

 200 — 250 u diam. Asci cylindracei, sursum obtusi vel rotun- 

 dati, incrassati, fere sessiles, 65 x 10 /.i. Sporidia octona, fere 

 disticlia, ellipsoideo-oblonga, utrinqe obtusa, uniseptata, non con- 

 stricta, hyalina, 12 — 14 x 4 — 6 u. Paraphyses iiumerosissimse, 

 filiformes, gracillim;ie, flexnosee, ramiilosse, 1 f.t crassje. — 

 Hab.; Paraguay, Colonia Risso, prope Rio Apa ad liguum, 

 ^Vio 1893, N:o 473. — Peritlieciorum forma et colore dis- 

 tincta species. 



Pliysalospora. 



Ph. bifrons Starb, nov. sp. Fig. 40 — 42. 



Perithecia epiphylla, sed utrinque manifestim prominula, 

 in maculis varie, interdum orbiculariter, semper indistincte 

 determinatis, paullum pallescentibus sine ordine sparsim 

 aggregata, solitaria vel interdum aliquot confluentia, spliae- 

 rioidea, textura solidiuscula, coriaceo-carbonacea, nigra, levia, 

 vix ostiolata, 150—200 [.i diam. Asci ovoidei vel ovoideo- 

 fusiformes, sessiles, sursum lumine angustiore, membrana in- 

 •crassata, 50 — 60 x 14—19 i-i. Sporidia octona, conglobata, 

 ovoidea vel fusiformia, ssepe inrequilateralia vel curvula, 

 interdum biguttulata, annulo mucoso, tenuissimo, utrinque 

 minute et oblique appendiculato preedita, apicibus obtusis, 

 hyalina, 19 — 25 x 5 — 6,-5 ^f, Paraphyses filiformes, hyalinae, 

 mucilagiuosee, confluentes, numeroste. Spermatia bacillaria 

 vel anguste clavulata, hyalina, 10 — 14 x 1,5 a adsunt. — 

 Hab.: Paraguay, Colonia Elisa ad folia dicotyledonea in silva 

 primeeva, ^V^ 1893, N:o B 314 (Lindman). — Forma peri- 

 theciorum Ph. quercifolim Ell. et Ev. affinis videtur, sporidiis 

 distincta. 



Arkiv för botonik. Band 2. N:o 5. 2 



