:3 ( .iu Uredinacese, Didymosporse, Puccinia. 



Jlah. in foliis Commelinn 1 sp. Guadalajara, Oaxaca, Cha- 

 pala, Cuernavaca, Morelos, Jalapa Mexici. 



377. Puccinia Penniseti Zimm. Berichte iib. Land und Forstwirth. 1305 

 Deutsch. Ostafrika, 1904, I, p. 16, t. I, f. 5. Maculis longitu- 

 dinalibus, flavis, demum atro -brunneis ; teleutosoris atris in centro 

 macularum; uredosporis versiformibus ovato-piriformibus, verru- 

 culosis, 33-38 « 23-: K); pedicello hyalino 25 « 5; poris germinativis 

 quaternis a^quatorialibus ; teleutosporis oblongo-clavatis, apice ro- 

 tundatis, constricto-1-septatis, 40-60 » 16-20; pedicello hyalino, 

 brevissimo 6-9 \i. cr. ; paraphysibus nullis; poris germinativis 

 nullis visis. 



Hab. in foliis et eulmis Penniseti spicati, Amani in 

 Africa orient. — A Pucc. purpurea et P. Maydis praesertim pe- 

 dicello brevissimo dignoscenda. Quoad P. Penniseti Barcl. Journ. 

 Asiat. Soc. Beng. 1891, pag. 215, cfr. Syd. Monogr. Ured. I, 

 p. 804. 



378. Puccinia Arthuri Sydow Mon. Ured. I, 775. — Uredosoris am- 1306 

 phigenis minutis subrotundis, tectis flavo-ferrugineis ; uredosporis 

 subglobosis echinulatis, ilavo-brunneis 22-32 « 20-25, soris germin. 



4 aiquatorialibus; teleutosoris vulgo oblongis, 1 mm. long., tectis 

 tandem erumpentibus, atris; teleutosporis ovato-oblongis vel ob- 

 longo-clavatis apice rotundatis leniterque incrassitis 3-6 a., medio 

 subconstrictis, basi rotundatis v. tenuatis, levibus, brunneis, 28- 

 45 « 16-24; pedicello hyalino v. flavidulo persistenti, crasso, usque 

 100 [i. longo. 



Hab. in foliis Penniseti mexicani, Mexico (Holway). 



379. Puccinia Rottboelliae Sydow, Mon. Ured. I, p. 800, tab. XLII, 1301 

 fig. 545. — Teleutosoris subsparsis oblongis vel linearibus 0,5-3 

 mm. long., epidermide fissa cinctis, atris; tolcutosporis ellipsoideo- 

 oblongis, apice rotudatis subincrassatis usque 10 ;j.., medio vix 

 constrictis basi rotundatis, levibus, brunneis, 34-54^22-27; pedi- 

 cello hyalino persistenti crassiusculo, usque 120 \i. longo, s.epc 

 lateraliter inserto. 



Hab, in foliis B-ottboellia: arundinace;o in valle Mai Me- 

 zanmc Abyssiniaj (Schimper). 



380. Puccinia luxuriosa Sydow, Mon. Ured. I, p. 812, tab. XLIL igoe 

 fig. 548, P. tosta v. luxurians Arth. Bull. Torr. Cl. 1902, p. 22! 1 



— Teleutosoris amphigenis, subsparsis srpe striiformibus, usque 

 6 mm. long., atris; uredosporis immixtis subglobosis, vorrucoso- 

 irhinulatis, flavo-brunneis, 22-30 ;i. diam., poris gormin. 6 instru- 



