296 Hypodermefo, Uredineoo, Melampsora. 



ellipsoideis, apico late rotuadatis vel truiicatis, 23-32 s 17-23, epi- 

 sporio suboequaliter crasso; pedicello persistente, teleutospora asqui- 

 longo vel broviore. 



Hab. in foliis Alopecuri geuiculati var. aristati, Brai- 

 nerd Minnosota Amer. bor. 

 22. Uromyces perigynus Halst. Journ. Myc. 1889, pag. 11. — Soris 1222 

 0,5-2 min. diam., canspites subglobosos, atro-brunneos forraantibus; 

 teleutosporis 8-10:2 4-6, apice brunneo, prorainente praeditis, sub- 

 cuneatis, contentu vulgo granuloso, siepe raagne 1-guttatis; pedi- 

 cello hyalino, gracili, teleutospora duplo vel triplo longiore. 



Hab. in bracteis nec non in foliis junioribus Caricis intu- 

 mescentis prope Araes, Jowa Amer. bor. 



MELAMPSORA Cast. - Syll. VII, 2, p. 586. 



1. Welampsora EuphorblaB-dulcis Otth. Mittheii. Naturf. Gesellsch. 1223 

 Bsrn. 1858, n. 654-683, p. 70, Melampsora congregata Dietel 

 Bericht. Deut. Bot. Gesell. 1888, p. 400. — Soris uredosporiferis 

 parvis, solitariis vel in circulos dispositis, non couilQeatibus, para- 

 physibus prseditis : uredosporis ellipsoideis vel globosis, raembrana 

 achroa, echinulata prasditis, contentu aurantiaco, 16-24 =; 16-20 ; 

 soris tcleutosporiferis minirais, numerosis, dense gregariis, iate.^- 

 dum confluentibus, maculas magnas formantibus, spadiceis; teleu- 

 tosporis, oblongo-cylindraceis vel ovoideis, episporio prseditis, fu- 

 scis, 3 8-30^12-22. 



Hab. in pagina inferiore foliorura et in caulibus Eupliorbiae 

 d u I c i s prope Lipsiam Germanice. — M. Helioscopice admodum 

 afffnis. 



2. Melampsora Sanctl-Johannis Barc. Descript. List Ured. Simla III, 1224 

 p. 84, t. IV, f. 1-4. — Pustulis saepius epiphyllis, suborbiculatis, 

 usqne 5 mm. diam., zona rufo-brunnea cinctis; uredosporis breve 

 catenulatis, irregularibus, pallide aurantiis, tenuiter tuberculatis, 

 25i;2I; paraphysibus nullis; teleutosporis hypodermicis, deraum 

 epiderraide secedente nudis, dense verticaiiter stipatis, angustis, 



26 c; 6-8, numquara horizontaliter sed subinde oblique divisis; sper- 

 mogoniis uredosoros tangentibus, 250-350 y.. diara. 



Hab. in foliis junioribus Hy per ici ce ruu i, quod saepe decolo- 

 ratum vel hypertrophicum evadit, Sirala Indiae. 



3. Melampsora arctica Rostr. Fungi Groenl. p. 535. — Soris ureJo- 1225 

 sporiferis hypophyllis, gregariis, flavis; uredosporis sphneroideis v. 

 ovoideis, 18-20 ^.. diara., echinatis ; paraphysibus claviforraibus ; 



