Pyrenomyceteae, Microthyriacese, Hyalodidymse, Microthyrium. 1057 



peritheciis hypophyliis, laxe gregariis, minutis, 80-100 a. diam., 

 ostiolatis, raerabranaceis; ascis ovatis, 35-40 i; 20-25, aparaphysa- 

 tis; sporidiis obovatis, distichis, hyaiinis, 14-15=; 5-6. 



Hab. ad folia viva Eugeniae sp. cujusdara in silvis pr. Apiahy 

 Brasiliae. 



7. Microthyrium microspermum Speg. F. Guar. II, n. 122. — Peri- 4195 

 theciis per hypophyllum densiuscule sparsis, hemisphserico-acuta- 



tis, 50-90 \x. diara., dimidiatis, atris, glabris, membranaceo-coria- 

 cellis, contextu puQctulato, parura distincto donatis, astomis, per 

 aetatem centro subostiolatim laceris; ascis obclavulatis, apice trun- 

 cato-rotundatis, crasseque tunicatis, basi stipite brevissimo crasse- 

 que suffultis, 30 s 8-9, aparaphysatis, 8-sporis; sporidiis 2-vel 3- 

 stichis, elliptico-obovatis, medio 1-septaIo-constrictis, 8-9 is 3-4, 

 hyalinis. 



Hab. ad folia viva Fici Ibapoyin silvis subvirgineis prope 

 Carapegu^ Brasilise. 



8. Microthyrium amygdah'num Cooke et Mass. iu Grev. XIX, p. 90. ^jgg 

 Peritheciis gregariis v. sparsis, amphigenis, superficialibus, mox de- 

 ciduis, lenticularibus, membranaceis, atro-brunneis, centro pertu- 



sis, contextu radiato-parenchymatico; ascis clavatis; sporidiis inor- 

 dinate dispositis, ellipsoideis, utrinque atteniiats, 1-septatis, hyali- 

 nis, 14^7. 



Hab. in foliis viventibus Eucalypti amygdalinae, Spencer 's 

 Gulf Australise. 



9. Microthyrium anceps Passer. Diagn. Fungi nuovi, IV, n. 33. — 4197 

 Peritheciis superficialibus, scutiformibus, circa raaculas pallide ru- 

 biginosas circinantibus v. in matrice immulata sparsis, atris, niti- 

 dulis, orbicularibus v. ellipticis, aut etiam linearibus, planis v. le- 

 uiter carinatis, aut varie rugulosis, haud pertusis, pressione longi- 

 trorsum fissilibus, contextu obscure celluloso, fuligineo v, subanhi- 

 sto, margine integro ; ascis aparaphysatis, globosis, 25 [x. diam. v. 

 ovalibus, 25 ::; 25, brevissime constricto-pedicellatis, 8-sporis; spo- 

 ridiis elliptico-fusifbrmibus, conglobatis, raedio septatis, vix con- 

 strictis, hyalinis, 12,5-15 s 5-6. 



Hab. in foliis dejectis Pini, in agro Bononiensi Ital. bor. (Prof. 



CUGINI). 



10. Microthyrium thyriascum Schulz. et Sacc. in Rev. Myc. 1884, 4198 

 Schulz. lll. fung. slav. n. 5. — Peritheciis punctiformibus, atris 

 dimidiatis, impertusis (semper?), 250-300 ^a. diam., applanatis, su- 



perficialibus ; ascis obovato-saccatis, circ. 60 ^; 30, aparaphysatis, 



67 



