Uredine», Didymosporae, Piicciiiia. G31 



atro-fuscos congestis, ellipticis vel oblongo-subfusoideis, 40-75 s 

 10-20, medio constrictis, apice incrassato-conoideis, levibus, obscure 

 llavo-brunneis ; pedicello longissimo, 100-200 a. gracili, hyalino, 

 sursum flavescente, saepe flexuoso, persistente. 



llab. aecidiola et recidia in foliis vivis R umici s obtusifolii, 

 crispi, H vdrol apat h i, alpini, Acetosse, cordifolii et 

 Eckloniani necnonRhei Rhapon t ic i; ured. et teleutosponc 

 in foliis culmisque, rarius in vaginis Phragmitis communis, 

 Arundinis Donacis, Spartinre cy nos u r oi d is , Andro- 

 pogi furcatiet scoparii, in Italia, Gallia, Helvetia, Germania, 

 Britannia, Belgio, in America boreali, in Sibiria asiatica, in Africa 

 australi. — Relationes metageneticas primum indicavit Winter; 

 at nexum ^Ecidfi ruhelli cum P. Phragmil. experimentis com- 

 probavit cl. Plowright. 



60. Puccinia Magnusiana KOrn. in Hedwigia 1876, pag. 179, Winter ^^^^'> 

 Die Pilze p. 221, SchroeL Pilz. Schles. p. 332, Puccinia Phrag- 

 milis Tul. in Ann. Scienc. Nat. IV, ser. 2, p. 184 nec Korn. Lecy- 

 ihca Phragmil. Oudera. in Ned. Kruidk. Archief XXV, 1, p. 260. 



— Spermogoniis ajcidiisque haud bene cognitis, Uromycetis Dacty- 

 litlis similibus; uredosporis in soros exiguos, ellipticos, flavescentes 

 congestis, ellipsoideis, v. ovoideis, 21-35- 12-20, aculeolatis, auran- 

 tiaco-flavis, paraphysibus clavatis intermixtis ; teleutosporis in soros 

 parvos, punctiformes vel striiformes, saspe confluentes, atro-fusci- 

 dulos, pulvinulatos congestis, clavato-oblongis, apice valde incras- 

 satis, rotundatis aut truncatis, 30-55^15-26, medio vix vel non 

 constrictis, castaneo-brunneis, pedicello brevi, rarius teleutosporam 

 cpquante. 



Hab. ured. et teleutosporse in foliis vaginisque Phragmitis 

 communis, in Italia, Gallia, Austria, Helvetia, Gerraania et Bii- 

 tannia. — Statum ajcidiosporum nonnulli auctores ^-Ecidiiun Ra- 

 nunculi-rcpentis suspicantur. « Clr. Pucciniam 'perplexanterti 

 Plowr. )). 



61. Pucclnia Molinlae Tul. in Ann. Scionc. Nat. 1854, p. 141, Winler 2?"<5 

 Die Pilze p. 219, Schroet. Pilz. Schles. p. 332, Cccoma {^-Ecidium) 

 aiAfe7ium Rud. in Linniea IV, pag. 511, JEcidium Orchidearum 

 Desmaz. Cat. plant. omis. p. 26. — Spermogoniis in parvos greges 

 congregatis, melleis; ajcidiis hypophyllis, plerumque orblculatim dis- 

 positis; pseudoperidiis oxpianato-poculiformibus, margine albido, 

 revoluto, lacinulato; aecidiosporis polygoniis, verruculosis, 17-26 s 

 15-21, aurantiaco-flavi'^ ; urodosporis in soros Inncoolatos vol li- 



