518 Pyrenomycetae, Microthyriacese, Microthyrium. 



majus Speg., Fungi Chilenses (1910) p. loS. — Peritheciis 100- 

 150 \i.. diara., coriaceis, ostiolo angusto 10 a. lato; ascis 45 » 8-9, 

 aparaphysatis; sporidiis 12-14 v 4-5. ^ 



Hdb. in foliis dejectis siccis Perseae Lingue in silvis Cerro 

 Caracol de Concepcion, Chile, Amer, austr. — Var. minus Speg., 

 1. c. — Differt a precedente peritheciis 110 a. diam , subdiapha- 

 nis, ostiolo 20 [i. diam. pneditis; ascis 35-40 » 8, paraphysatis ; 

 sporidiis 10-11 ^^ 4. - — In iisdem foliis prope Ciudad de Yaldivia 

 Chile Amer. austr. 



8. Microthyrium ?a8tomum Speg., Fungi Chilenses (1910) pag. 104, 6080 

 cum icon. — Peritheciis hypophyllis subsparsis dimidiato-lenticu- 

 laribus, pusillis, astomis glabris nigris subiculo destitutis, 50-60 ;j.. 

 diam. ; ascis paucis ovatis, percrasse brevissimeque pedicellatis, apa- 

 raphysatis, 30 v 14 ; sporidiis oblanceolatis, hyalinis, parvis, l-se- 

 ptatis non v. vix constrictis, 10 « 3. 



//'a&. in foliis dejectis Cryptocaryte Peumi, in silvis Cerro 

 Caracol de Concepcion Chile Amer. austr. 



9. Microthyrium disjunctum Rehm, Ascom. Exsicc. fasc. 41, n. 1775, 5081 

 Ann. Mycol. VI (1908) p. 123. — Peritheciis in maculis orbicu- 

 laribus epiphyllis, dilute nigritulis, interdum confluentibus, 4-7 

 mm. lat., plurimis gregariis, sessilibus, atris, dimidiatis, semiglo- 

 bosis, poro pertusis, 120-150 |x. diam., haud confluentibus, prosen- 

 chymatice ex hyphis fusco-flavidulis, centrifugis contextis, ad mar- 

 ginem radiantibus in hyphas mycelii tenuissime flavidulas, 2-3 a. 



cr., interdum rectangulariter ramosas et 2-3 parallele conglutina- 

 tas, ansas magnas componentes abeuntibus, hyphopodiis carenti- 

 bus; ascis clavatis, sessilibus, 45-48 « 10-12, octosporis; sporidiis 

 . clavatis, supra medium septatis, cellula superiore plerumque ro- 

 tundata, inferiore acutata, haud constrictis, hyalinis, 10-12 *^ 4,5-5, 

 distichis ; paraphysibus subramosis. 



Hdb. ad folia viva S o l a n i , Sao Leopoldo B-io Grande do Sul 

 Brasilise (B-ick). — Ab M. confluente Pat. mycelio validiori, peri- 

 theciis confluentibus diversum. 



10. Microthyrium crassum Rehm in Theiss., Ann. Mycol. (1910) ^^082 

 p. 463. — Peritheciis gregariis, plerumque epiphyllis, crassiuscule 

 orbicularibus subconice cupulato-elevatis, concentrice zonatis, atris, 

 basim versus brunneolis, glabris, opacis. contextu radiato, ambitu 

 determinato non fimbriato, 0,5-0,8 mm. diam., s;epius confluenti- 

 bus, maculas flavescentes in folio efficientibus, arcte adhinrentibus : 

 aacis cylindraceis v. elongato-saccatis, breviter pedicellatis, superne 



