Uredinaceae, Didymosporfe, Puccinia. 353 



Hdb. in foliis vivis Andropogonis furcati in Amer. bor. 



229. Puccinia Andropogonis Otth, Bem. Mittheil. 1873, p. 86, nec Schw. 1246 

 — Soris plerumque hypophyllis, oblongis, atro-brunneis, zona vio- 

 lascente cinctis; teleutosporis ellipsoideis, latitudine sesquilongiori- 

 bus, leviter constrictis, flavo-brcmneis^ levibus, articulo sup. pauUo 

 obscuriore, papilla vix manifesta; stipite iiavo-brunneolo, teleuto- 

 spora paullo longiore. 



Hah. in foliis Andropogonis Ischaemi, Steffisburg Hel- 

 vetia. — Yerisimiliter congruit cum P. Cesatii Schrot., hinc mu- 

 tatio nominis superfl.ua. 



230. Puccinia Cenchri Diet. et Holw. Bot. Gaz, 1897, p. 28. — Soris 1247 

 minutissimis, hypophyllis, sparsis ; soris uredosporiferis epidermide 

 rupta cinctis ; uredosporis obovatis v. ellipticis, 36-45 « 30-35, fu- 

 scis, ech.inulatis, poris aequatorialibus instructis ; soris teleutospo- 

 riferis epidermide tectis, nigris; teleutosporis oblongis, plerumque 

 clavatis, apice truncatis v. irregulariter angulatis, interdum con- 

 strictis, basi angustatis v. rotundatis, 40-53 ^^ 18-25, episporio levi, 

 fusco, apice valde incrassato; pedicello brevissimo, fusco. 



Hab. in foliis vivis Cenchri multiflori pr. Guadalajara 

 in Mexico (Holway). 



231. Puccinia Panici Diet. et Holw. Erythea 1895, p. 80. — Maculis 1248 

 ilavis, indefinitis ; soris uredosporiferis epiphyllis minutissimis, 

 oblongis, epidermide lacerata cinctis, brunneis; uredosporis late 

 ellipticis v. globosis, dense echinulatis, brunneis, 25-31 « 25-29 ; 

 soris teleutosporiferis epiphyllis pulvinatis, nigris, minutis, oblongis 



V. linearibus ; teleutosporis obiongis v . clavatis, apice incrassatis, ro- 

 tundatis v. conicis, basi rotundatis v. attenuatis, leniler constrictis, 

 29-48 'rf 15-21, brunneis, pedicello vario, pierumque sporam sequante 

 fuitis. 



Hab. in foliis Panici virgati in America boreali. — Adhuc 

 cum Puccinia emaculata conjuncta species, sed soris semper epi- 

 phyllis ac uredosporis majoribus magis echinulatis diversa. 



232. Puccinia subdiorchidioides P. Henn. Hedw. 1896, p. 244. — Soris 1^9 

 uredosporiferis amphigenis, striiformibus, epidermide inilata, pallida 

 velatis, ochraceis; uredosporis subglobosis vel ellipsoideis, brunneis 



vel fuscidulis, 18-23 « 15-21, .episporio levi brunneo, tenui; soris 

 teleutosporiferis plerumque hypophyllis interdum epiphyllis, strii- 

 formibus subconliuentibusque, atris ; teleutospoi^ia oblong's vel 

 clavatis, brunneo-fuscidulis, 30-38^15-18, leviUv;, apice obtuso 

 rotundato, subcrenato vel apiculato subpapillatoque, plorumquo 



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