286 Deutoromycetre, Splia;rioidacefE, Hyalosporae, Pyrenochfeta. 



PYRENOCH/ETA Do Not. — Syll. III p. 219, X p. 220, XI p. 503, 

 XIV p. 905, XVI p. 892. 



1. Pyrenochaeta radicina Mc. Alp. Faugus diseas^ Stone-fr. trees, ^"^^5 

 Melbourue 1902, pag. 127, fig. 274, 275. — Pycnidiis sparsis, glo- 

 bosis, nigris, erumpentibus, membranaceis, setulis brunneis donatis, 

 200-300 [i. diam.; sporulis hyalino-griseis, ellipticis, simplicibus, 

 6-6,5 « 3. 



Hab. in radicibus Pruni Cerasi, Shepparton Australia3 

 (Pescott!), 



2. PyrenochaBta roselia Mc Alp. Fungus diseases Sr,one-fr. trees, Mel- ^'^ 

 bourue 1902, j^ag. 97, fig. 73, 74 et 313. — Pycnidiis sparsis, 

 nigris, nigro-brunneis, stipatis, erumpentibus, depresso-globosis, 

 membrauaceis vel parenchymaticis, 180 [j.. diam., setulis diver- 

 gentibus luteo-brunneis, distincto septatis 200-220 ^ 8 vestitis; spo- 

 ruhs hyaliuis, in massa pallide roseis, cylindraceis, basi rotuudatis, 

 apice acuminatis, grauulosis, 15-20 ^ 3,5-4. 



Tlab. m foliis Pruni Armeniacic, Pr. Persic;u ete. et in 

 fructibus dejctis Pr. Armeniac;c, Ardmona, Stawell AustraH;e. 



3. Pyrenochaeta spinicola Speg. Mycet. argeut. ser. II, 1902, p. 81. ^-■^'^ 



— Pycnidiis subconoidei.s, erumpenti-superficiaHbus, minutis, ni- 

 gris, hirsutis 100-150, laxe gregariis; setulis rectis 50-150 v 5-6, 

 subopacis, obtusis, continuis; sporuhs ellipticis, utrinque obtusis, 

 levibus, 4-6 « 2-2,5, hyalinis. 



Ilab. ad spinas vetustas OpunticC aoracanthse, La Pkita, 

 Argeutin;L'. — Matrix tota fusco-fuscesceus. An status pycnidi- 

 cus Ophiochcetcv cereicolce Speg. ? 



4. Pyrenochaeta Thalini Speg. in Anu. Soc. Cient. Arg. 1899, p. 271. i-^39 



— M.xculis orbicuiaribus, determiuatis, ambitu s;i3pius repanduHs 

 3-6 mm. diani., areseentibus, conceutrice rugosis, per ietatem de- 

 ciduis et foHum porforatum reHuquentibus ; pycnidiis amphigenis 

 innato-erumpentibus, ostiolo papilkilato epidermidem perforaute 

 atque setuHs 3-8 touuibus atris opacis, acutiuscuHs, simpHcibus 

 75-80 =^ 3-4 ornatis; sporuHs ex eUiptico navicularibus, utrinque 

 acutiuscuHs, rotundatis, coutiuuis, levibus, hyaHuis, 10 * 3. 



Hab. ad foHa languida Thalini cujusdam, prope Cordoba 

 Argentina3. 



5. Pyrenochaeta humicola Oudem. Coutr. XX, Mycol. Pays-Bas, 1904, 42io 

 p. 1092 (Ned. Kruidk. Arch.). - Pycnidiis 250 a. diam., nigris, 

 ostiolo 20-25 {j.. diam., setis atro-fuscis 330 |i. longis hirto; spo- 



