March 1907] New Fungi from New York 47 



SPHAEROPSIS (Macroplodia) AMERICANA Sacc. sp. nov. 



Pycnidiis laxe gregariis, globoso-depressiusculis, peridermio 

 pustulatim elevato tectis et denique ostiolo breviter papillate 

 erumpentibus, 500-700 ix diam., excipulo crassiusculo, 90-100 fx 

 cr., minute cellulose, atro-fuligineo, iiucleo farcte subolivaceo ; 

 sporulis oblongo-ellipsoideis, 28-3x9-11 fi, rectis v. leviter inae- 

 quilateris ex ochraceo olivaceo-fuligineis, initio granulosis, dein 

 2-nucleatis, demum farctis, tunica hyalina crassiuscula obductis ; 

 basidiis paliformibus, 10-15-4-5, hyalinis. 



Hab. in ramis Tiliae americanae, Lyndonville, N. Y., Maio 

 1906. Doc. C. E. Fairman. No. 50. 



SPHAEROPSIS RUMICICOLA Saccardo sp. nov. 



Pycnidiis densiuscule gregariis, subcutaneo-erumpentibus et 

 dein subsuperficialibus, globoso-conoideis, atris, membranaceis, 

 1-3 mm. diam., glabris; sporulis ellipsoideis v. ovato-ellipsoideis, 

 utrinque rotundatis; 22-27x11-14 fi, inaequaliter 2-3-guttulatis, 

 fuligineis ; basidiis paliformibus, v. sursum leviter inflatis, hya- 

 linis. 



Hab. in caulibus emortuis Rumicis sp., Lyndonville, N. Y., 

 Apr. 1906. Dr. C. E. Fairman. No. 50. 



Sporulis jugiter continuis, huic typica Sphaeropsidis species 

 nee Diplodia. 



DiPLODiA ROSARUM Fr. ; basidia breviuscula, hyalina, 6 x 2.5 

 fi. Lyndonville, N. Y. Dr. C. E. Fairman. No. 51. 



DIPLODIA HORTENSIS Saccardo sp. nov. 



Pycnidiis gregariis, subcutaneo-erumpentibus, globosis, breve 

 papillatis, nigris, 300-400 fx. diam. ; sporulis ellipsoideis, utrinque 

 rotundatis, medio septatis, non constrictis 19-20 x 11 fi, fulgineis; 

 basidiis fasciculatis, paliformibus, 8-10 x 5, hyalinis. 



Hab. in caulibus Clematidis paniculatae cultae, Lyndonville, 

 N. Y., Martio 1906. Dr. C. E. Fairman. no. 48. 



Dipl. herbarum dignoscitur pycnidiis regularibus, papillatis, 

 sporulis brevioribus, baud constrictis. 



HYMENOPSIS HYDROPHILA Saccardo sp. nov. 



Sporodochiis laxe gregariis, longitrorsum oblongis, 400-450 

 x 200 fj., opace nigris, glabris, compactiusculis, subexcavato-hys- 

 teriodeis, erumpenti-superficialis ; conidiis fusiformibus, rectis v. 

 leviter inaequilateris, 16x4-4.2 fx,, intense olivaceis, obsolete gut- 

 tulatis, utrinque acutiusculis ; basidiis dense fasciculatis, filiform- 

 ibus, sursum incrassatulis, hyalino-viridulis, 20-20 x 2 fi, apice 

 truncatulis et subinde fimbriatulis. 



Hab. in foliis emortuis Typhae latifoliae, Lyndonville, N. Y., 

 Maio 1906. Dr. C. E. Fairman. no. 53. 



