536 Pyrenomycetee, Microthyriaceae, Asterella. 



3. Asterella Missionum Speg., An. Mus. Nac. Buenos Aires t. XIX 6134 

 (1909) p. 428. — Plagulis orbicularibus, ssepius epiphyllis 3-B mm. 

 diam., atris, subepelliculosis, glabris; peritheciis prosenchymaticis 

 suborbicularibus 120-150 [i. diam., dimidiato-scutatis, astomis, atris, 

 opacis; ascis ellipsoideis utrinque rotundatis apice crasse tunicatis, 

 basi crasse breveque umbonato-pedicellatis 70-80 v 30-3B, octospo- 



ris, pseudoparaphysatis ; sporidiis subclavulatis didymis, 40 jx, long. 

 loculis insequalibus, supero 18 » 15-16, infero 22 « 12, hyahnis, Gon- 

 globatis. 



Hdb. ad folia viva Pruni, Symploci nec non Ilicis, in 

 silvis prope Campina de Americo, Misiones, Argentina, America 

 austr. 



4. Asterella Erithalidis Ell. et Ev. in Millsp. Publ. Field Columb. 5185 

 Mus. Bot. II n. 1 (1900) p. 15, t. 50. — Hypophylla; myceHo 

 laxo paginam sup. foliorum occupante, sed maculas vix formante ; 

 ■filamentis reticulato-ramosis ; hyphopodiis capitatis obovatis, 15- 



20 «B; hyphopodiis mucronatis elongato-conicis, 12-1& * B-6; setis 

 e mycelio orientibus, l&0-250y5; peritheciis globoso-membrana- 

 ceis, subastomis, 80-100 [j.. diam.; ascis oblongis, 20-30*8-10; 

 sporidiis subdistichis, oblongis, 1-septatis, hyalinis, vix constrictis, 

 6-8 ^ 3-3,5. 



Hdb. in foliis Erithalidis angustifoliae in insula Grand 

 Cayman Antillarum. 



&. Asterella virescens (Spegazz.) Sacc. et Trott., Asterina virescens 6136 

 Spegazz., Fungi Paulist., Rev. Mus. La Plata t. XV, p. 28. — 

 Peritheciis epiphyllis, astomis radiatim dehiscentibus, margine vix 

 repandulis, 200-220 (x. cr., contextu minutissime parenchymatico 

 radiante olivaceo subopaco, areola hypothallina latiiiscula oculo 

 nudo sordide albescente, sub lente e cellulis cuboideis seriatim ra- 

 diantibus grosse 1-guttuIatis constitutis, cinctis; ascis subcylindra- 

 ceis antice obtusissime rotundatis, parum infra medium leniter in- 

 crassatulis, postice cuneatis breviuscule pedicellatis, 80 « 10, para- 

 physibus filiformibus vix longioribus apice minute incrassatulis, 

 obvallatis, octosporis jodi, ope nulla; sporidiis oblique distichis 

 utrinque obtusiusculis 16-20 *^ 4, medio 1-septato-constrictis, loculis 

 diblastis, hyalinis. 



Hah. ad folia viva Bignoniaceoe cujusdam, Ipiranga Cam- 

 bucy Brasilia (Usteri). — Species sat dubiusa hypothallo lichenino 

 sed gonidia non visa. 



6. Asterella olivacea v. Hohn. in Eehm, Ann. Myc. 111(1905) p. 326 6137 



