Hypoderme89, Uredineae, Uredo. 331 



riis gregariisve, plerumque hypo- rarius etiara epiphjUis, ssepe ad 

 petiolos et ramulos juniores, ad folia maculis irregalaribus rotun- 

 datisve, saepe confluentibus, indeterminatis, fuligineis insidentibus, 

 rotundatis vel angulatis, minutis '/o-l mm. latis, ad nervos foiio- 

 rum, petiolos ramulo-sque juniores plus rainusve eloDgatis, sa^pe 

 •confluentibus, 5 mm. long., primo ah epidermide pustulatim in- 

 flata, luteola veiatis, mox autem nudis, applanatis, epidermidis fis- 

 sse iaciniis cinctis, pallide luteolis; sporis globosis vel ellipticis 

 interdum ovatis, dense minutissimeque aculeolatis, fuligineis 19,5- 

 25 p.. diam. vel usque 28,5 [x. longis. 



Hab. in foliis vivis Janiphae Manihot in Brasilia (Ule). 



22. Itredo interstitiaiis Schlecht. in Ehrenb. Fung. Chamisso p. 96, ^^82 

 t. XX, f. 13 (1820), — Soris hypophyllis oblongo-linearibus exa- 



cte internerviis, hinc pinnatim dispositis, tectis, dein erumpentibus, 

 luteis (in sicco); uredosporis globoso-aogulosis, pellucidis, laxis. 



Hab. in foliis Rubi arctici, Kamtschatka (53° lat. sept.). — 

 An eadem ac U. nitens Schw. (1822)? 



23. llredo arctica Lagerh. in Hedw. 1889, p. 109. — Soris uredospo- 1383 

 riferis hypophyllis, totam superficiera folii obtegentibiis, minutis, 

 flavis, psQudoperidio maramiforrai-prominulo, apice pertuso tectis ; 

 cellulis pseudoperidiaiibus aculeatis ; uredosporis oblongo-ellipsoi- 

 deis vel piriformibus, membrana hyalinaf aculeolata et contentu 

 pallide aureo praeditis 21-27 s 12-15; paraphysibus nullis. 



Hab. in foliis vivis Rubi arctici prope Lulea Sueciae bor. 

 — Ad JEcidium vergit. 



24. Uredo Myrtacearum Pazschke in Hedw. 1890, p. 159. — Soris i384 

 hypophyllis, primo tectis, dein iiberis, confluentibus, irregulariter 

 dispersis, maculas amphigenas, usque ad 3 mm. longas irregulares, 

 flavo-brunneas, margine obscuriore praiditas, forraantibus; uredo- 

 sporis ellipsoideis v. ovoideis, episporio incolorato (an semper?) 

 aculeis dispersis, crassis brevibusque ornato, praeditis, 18-20 ^ 15-17. 



Hab. in foliis Myrtacearum sp., Brasilia, Sao Francisco, 

 Prov. St. Catharina Amer. austr. (E. Ule). 



25. Uredo OlearlsB Cooke Grev. XIV, p. 48. — Hypophylla; maculis 1385 

 nullis; soris subrotundatis, subgregariis, mox apertis, pulverulen- 



tis, aureo-fuscis, 1 ram. diara.; uredosporis globoso-ovatis, levibus, 

 pallide flavidis 22^15, breviter pedicellatis. 



Hab. in foliis vivis Oleariae Lyallii, Port Ross Novae Ze- 

 landias (Kirk). 



26. Uredo inflata Cooke Grev. XIX, p. 48. - Araphigena; soris ir- issfl 



