Uredineae, Phragmosporae, Pucciniastrura. 763 



Sp. II, pag. 29 p. p., Melampsora Epilobii Fuck. Symb. pag. 44, 

 Wint. Die Pilze pag. 243, Phragmospora Epilobii Magnus in 

 Hedwigia 1875, pag. 123, Errjsibc pustulata Wallr. Fl. Crypt. 

 Germ. II, u. 1618 saltem p. p. — Soris uredosporiferis hypophyl- 

 lis, pseudoperidio hemisphaerico apice pertuso tectis, pustuliformi- 

 bus, flavo-rufis, raox expallescentibus, sparsis ; uredosporis inaiqua- 

 libus, angulato-sphseroideis vel ellipsoideo-sphajroideis, echinulatis, 

 flavescentibus, 12-24 = 10-16; soris teleutosporiferis crustiforraibus, 

 primo rufo-brunneis, epidermide tectis, planis, confluentibus, atro- 

 fuscis; teleutosporis iutercellularibus, raro uni-, plerumque 3-4- 

 locularibus, cylindraceis v. obovato-clavatis, usque ad 40 u. longis. 

 Hab. in foliis Epilobii angustifolii, rosei, hirsuti, 

 irrigati, palustris, spicati, mo n ta ni, D odonaei, in Italia, 

 Belgio, Arduennis, Austria, Hungaria, Helvetia, Germania, Gallia, 

 Fennia, Britannia, America boreali. 



2. Pucciniastrum Cnotheras Gaillard in BuU. Soc. Myc. Fr. tom. III, 2666 

 1887, pag. 183. — Soris uredosporiferis hypo-, rarius epiphyllis, 

 sparsis vel in macula brunneo-ferruginea gregariis; pseudoperi- 

 diis epidermide tectis, flavidis; uredosporis ina?qualibus, subspha3- 

 ricis vel angulatis e flavo pallide virescentibus, 33-36^24-27, epi- 

 sporio hyalino, tenui, levissimo; teleutosporis non visis. 



Hab. in foliis (Enothera? biennis, in Gallia. — A Pucci- 

 niast7^o Epilobii, cui simile, uredosporis levissirais distinctum vi- 

 detur. 



3. Pucciniastrum Circsese (Schum.) Speg. Dec. myc. n. 65, Melampso- 2667 

 ra Circcece (Schum.) Thiim. in Myc. univ. n. 447, Wint. Die Pilze 



p. 243, Schroet. Pilz, Schles. p. 364, Ureclo Circcvce Schum. PI. 

 Saell. II, p. 228, Ccnoma Onagrarum Link Sp. II, p. 29 p. p. — 

 Soris uredosporiferis minutis, pustuliformibus, sparsis, rotundatis, 

 flavo-rufis, saepe late extensis ; pseudoperidiis hemisphsericis, apice 

 ostioliformi-apertis ; uredosporis ellipticis vel ovoideis, 15-24 s; 10- 

 14, aculeatis, aurantiaco-flavis; soris teleutosporiferis explanatis, 

 confertis, saepe confluentibus, rainutis, explanatis, crustiformi-ce- 

 raceis, flavo-brunneis; teleutosporis 1-4-locuIaribus, rotundato-po- 

 lygoniis, intercellularibus, usque ad 30 a. longis et 26 u. latis, 

 pallide brnnneis, loculis cuboideis, breviter cylindraceis vel cla- 

 m, viformibus. 



Hab. in foliis Circa3a3 lutetianje, intermedia?, alpina\ 

 iu Italia, Gallia, Germania. 



4. Pucciniastrum Crotonis (Ourr.) De-Toni, Melampsora Crotonis 2668 



