Pyrenomyceta?, Sphgeriacese, Hyalosporse, Physalospora. 579 



Hab. in ramulis et squamulis Juniperi virginianae, Lu- 

 xemburg. 



PHYSALOSPORA Niessl — Syll. I p. 433, IX p. 591, XI p. 291, 

 XIV p. 520, XVI p. 457. 



1. Physalospora borealis Saccardo, Harrim. Alaska Exped. Crypt. p. 33, 1945 

 pl. IV, fig. 4. — Peritheciis laxe gregariis, subcutaneis, dein erum- 

 pentibus, globulosis, papillatis, nigris, 3-5 mm. diam., contextu 

 parenchymatico, duriusculo, fuligineo; ascis cylindraceis, basi te- 

 nuatis brevissimeque stipitatis, apice obtusis, 70-75 « 5-6, octo- 

 sporis; paraphysibus parcis, brevibus; sporidiis oblique monostichis, 

 oblongo-ovoideis, lenissime infequilateris, 9-10 «4-5, utrinque obtu- 

 sulis, intus granulosis, hyalinis. 



Hab. in caulibus emortuis Anemones, socia Stagonospora 

 Pulsatillce, Kukak Bay, Alaska (Saunders). 



2. Physalospora macrospora Feltgen, Vorstud. Pilz. Luxemb. Nachtr. 1946 

 III, 1903, p. 253. — Peritheciis gregariis, confertis, omnino in- 

 natis, giobosis, ostiolo papillato erumpentibus, nigris, 200-300 [j.. 

 latis; ascis ellipsoideo-clavatis, deorsum tenuato-stipitatis v. subses- 

 silibus 75-100 » 25-30, octosporis, paraphysatis; sporidiis distichis, 

 obtuse ellipsoideis, continuis, hyalinis, biguttatis vel eguttatis, 

 20-32 « 10-13. 



Hdb. in ramis, emortuis corticatis Aceris campestris, Lu- 

 xemburg. 



3. Physalospora Serjaniae Rehm, Hedw. XLIV(1904) p. 5. — Maculis 1947 

 plerumque epiphyllis, exsiccatione fuscatis, distincte orbicularibus, 

 dilutissime nigritule cinctis, rubro-fuscis ; peritheciis 1-7 innatis, 

 discretis, globulosis, nigris, demum in epiphyllo peridermio subte- 

 ctis prominentibus, ostiolo minuto papill;eformi pertuso, in hypo- 

 phyllo ilavidule conspicuis, subcarbonaceis 0,2 mm. diam. ; ascis 

 cylindraceis, apice rotundatis, 80-85^10-12, 8-sporis; sporidiis 

 oblongis, utrinque rotundatis, 1-cellularibus, hyalinis, 12-14 « 6-7 

 monostichis; paraphysibus filiformibus, hyalinis, 2-3 jj.. cr. 



Hab. ad folia Serjanke, Corcovado-Rio Brasilite (Ule). 



4. Physalospora Trabutiana P. Henn. in Hedw. 1901, pag. 100. — 1948 

 Syll. XVI, p. 1132 (nomen). — Caulicola; peritheciis gregariis, 

 innatis epidermide tectis, submembranaceis, globulosis, atris, ca. 0,3- 



0,5 mm. diam., interdum connuentibus, ostiolo erumpente promi- 

 nulo, subnitenti vel pertuso; ascis clavatis, apice crasse tunicatis, 

 rotundato-obtusis, interdum basi usque ad 30 « 6 jx. pedicellatis, 



