G90 UredlnacefT, Puccinia. 



Maculis minutis, rubentibus, amphigenis; uredosoris cinnamomeo- 

 castaneis, pulvereis; uredosporis globoso-piriformibus v. ellipsoideis 

 24-33 ^ 20-26, membrana concolori 3-4,5 tj.. cr., minute crebreque 

 verruculosa; poris 2, raro 3; pedicellis longis hyalinis, deciduis; 

 teleutosoris nigris, pulvinatis, compactis; teleutosporis ellipsoideo- 

 oblongis V. subclavatis, 33-B5 « 20-26, cellula inferiori su3pius an- 

 gustiore, apice rotundatis v. tenuatis, septo constrictis, castaneis, 

 levibus, apice usqae ad 13 jj.. incrassatis, pallidioribus; pedicello 

 ex hyahno flavido-brunneolo, ad 80 ;j,. longo, deciduo. 



Hdb. in foliis Erianthi Hostii Gris. (— Saccharum stri- 

 ctum Spr.) prope Danilovgrad Montenegro. — Pucc. Cesatii sub- 

 affinis. 



252. Puccinia Stipae-sibiricae S. Ito, Journ. Coll. of Agric. Tohoku 2640 

 Imper. Univ. III (1909) p. 228, tab. XII, fig. 5. — Teleutosoris 

 amphigenis sed saepius epiphyllis, minutis, oblongis v. rotundatis, 

 dense sparsis, seriatis, subinde coufluentibus, nudatis, pulvinatis, 

 conspicuis, brunneo-nigris; uredosporis siepe commixtis, e globoso 

 ellipsoideis, dense echinulatis, 16-22 « 15-18, episporio crasso (circ. 



2 [j..), flavidis v. brunneolis, poris germinativis 4 sparsis; teleuto- 

 sporis clavatis v. oblongo-clavatis, apice acute conicis v. rotunda- 

 tis, incrassatis (6-12 [j..) rarius non incrassatis, ad septum plus 

 minus distincte constrictis, castaneo-brunneis, apice dilutioribus, 

 30-58 «16-22; pedicellirf hyalinis v. subhyalinis, sporam requanti- 

 bus V. usque ad 80 [j.. long., persistentibus ; mesosporis subinde 

 commixtis. 



Hab. in foliis Stipne sibiricse, in Japonia. — Pucc. Stipcu 

 subaffinis- 



253. Puccinia volgensis Nawasch., Uebers. Leist. Bot. Eussl. 1892 2641 

 St. Petersb. (1894) p. 146, f. 553. — Teleutosoris sparsis v. se- 

 riatim dispositis, oblongis, v. linearibus, usque ad 6 mm. long., 

 epidermide lacerata cinctis, pulveraceis, obscure brunneis; teleuto- 

 sporis late ellipsoideis, utrinque rotundatis, apice non incrassatis, 

 medio non constrictis, levibus, ex hyalino melleis, tandem dilute 

 brunneis, 35-58 « 30-45, episporio usque ad 12 [j.. incrassato; pe- 

 dicello hyalino, brevi, interdura laterali mesosporis globosis vel 

 subglobosis, 30-36 [j.. diam. 



Hab. in foliis vivis Stipie pennatoe pr. Saratow (Nawa- 

 schin), StipLe barbatiu in regioue Transcaspica Rossi*. 



254. Puccinia Arundineliae Barcl. — Syil. IX, p. 203 — Sydow et 2642 

 Butler, Ann. Mycol. V (l907j p. 498. 



