26(3 Uredinaeeae, Amerosportip. Uromyces. 



crasse t.uufcaii.s, globosis, e mntua (,'rPsPioMe angulosis, 20-24 (j..- 

 fliam., minute cieuseque papillosisi, eudoplasmate guttulato uubilo- 

 so-aurautio donatis; sori» telHubosponferis hypophvllis, minutis,. 

 0,2-0,5 mm. diam.., gregarii.s, rarius solitariis vei coutluentibus, 

 siepe circinantibus, maculis imletorminatis pallesceutibus suborbicu- 

 laribus insidentibus, primo epidermide velatis, dein nudis, atro-fu- 

 ligineis; teleutosporis eiiipsoideis v. ovati.>^, tenuiter tunicatis. d^nse 

 minuteque papilloso-asperulis, superne mucrone levi pallidiore lon- 

 giusculo gracili, sed obtuso ornatis, infceuse fuligineis, pellucidis, 

 30-36^20-24; pedicello tereti, 20-30-^0-7, persistente, hyalino. 



Hab. ad ramulos juveniles noc non petiolos et foUa Manihot 

 carthagenensis pr. Buenos Aires Argentinae. 



36. Uromyces crasslpes Diet. et Neg. Engi. Jahrb. XXVII, 189"J, 93] 

 p 2. — Soris uredosporiferis amphigeuis!, sparsis, punctiformibus, 

 planiusculis, nudis, albis; uredosporis eliip.soideis v. globosis, 25- 

 33 ^ 18-28. episporio dilutissime llavidulo ecliinulato pneditis; soris 

 teleutosporiferis a.nfiphigenis, sparsis, puuctiformibus, .oiiuutissimis, 

 prominulis, tectis; teieutosporis e juutua pressione forma valde ir- 

 regulari, ellipsoideis, oblongis vel subglobosis, 30-40 ^ 20-30, epi- 

 sporio levi, flavo-brunneo. apice 4-8 j. crasso donatis, pedicello 

 brevi vel ca. 20 {j,. longo valido crasso flavidulo sulfulti.":?. 



Ilab. in foliis iauguidis Rumicis spec. ad ripam liuminis Rio 

 Aysen Patagouiae clulensis fDusKNt. 



37. Uromyces Ousenii Oiet. et Neg. lOugl. Jahrb. XXVII, 1899, 93;^ 

 p, 1. — .Ecidiis omphigenis, in acervulos parvos striapformes vei 

 plus minusve circulares cong©stis: pseudoperidiiy raargme albo re- 

 curvato den.ticulato angusto prseditis; aecidiosporis subglobosis, eJ 

 lipsoideis v. polyhedricis, sul.itiliter verrucosis, 24-34 --- 18-24 ; cel- 

 hihs pseudoperidii forma valde ivregulari , oblongis , rugulosis ; 

 soris teleutosporiferis amphigenis, minutis, sparsis, diu epidermide 

 plumbea tectis, tlein nudis, pulveraceis, nonnunquam confiueuti- 

 bus; leleiitosporis ellipticis v. ovoideis, apice interdum papilla b}'^- 

 hna humiJi OJ-natis, 30-70 > 22-26, episporio c)a.«rsL) oastaueo angu- 

 sto-reticulato vestitis, pedicelio brevi caduco .•sufPultis. 



/fah. in foJiis Ct i 11 e s i ie m o n o p h y 1 1 te j)r. Taicamahuida, 

 Gliilo Dusrn). 



38. Uromyces Tulipae Diet. Kngl. Jahrb. XXVIII, pag. 282 (1900). 933 

 — Pseudoperidiis ampiiigenis, in soros pUrumque obJongos varie 

 compositis, cupuliformii:)us; cuoidio.sporis oblongis v. globoso-poiy- 

 hedricis, 18-26 « 14-20, subtiliter verrucuiosis ; soris teleutospori- 



