Uredinerp. Amorosporro, TJromyces. 540 



rugineis, arescendo dealbatis, determinatis, minutis, sori magnitudi- 

 ne; teleutosporis levibus, globoso-ovoideis, apice acutiuscule rotun- ' 

 datis, episporio crasso, deorsum rotundato-truncatis, non vel 1- 

 guttulatis, granuloso-farctis, ochraceo-fuligineis, 25-28^18-20; 

 pedicello cylindraceo, basim versus attenuato, hyalino, longiusculo, 

 50-70 2 6-7. 



Hab. in foliis vivis G o m p h r e n a3 e 1 e g a n t i s, pr. la Boca del 

 Riachueio, in Republica Argentina Amer. australis. 



41. Uromyces acuminatus Arthur Bull. Minn. Acad. Nat. Scienc. XI, ^^oi 

 p. 35, Burrill Parasitic Fungi of Illinois p. 169. — Soris linea- 

 ribus, angustis, elongatis, hypophyllis, planis vel convexulis, mox 

 nudis, epidermide rupta cinctis, uredosporiferis flavescentibus, sub- 

 inconspicuis, teleutosporiferis atro-brunneis; uredosporis globosis 



vel ellipticis, subtiliter echinulatis, 20-30 ^; 25-35, flavo-brunneis; 

 teleutosporis subglobosis vel clavatis, subinde rotundatis vel trun- 

 catis, sed pleruraque conspicue acuminatis, levibus, aureo-brun- 

 neis, apice obscurioribus, 24-40 is 15-20, pedicello sequicrasso, teleu- 

 tosporam aequante vel triplo longiore, sa^pius colorato. 



Hab. in foliis Spartina^ cynosuroidis, in America bor. 

 — « Forte idem ac Uromyces Sparlmce Farlow. ». 



42. Uromyces Lespedezae (Sclnvein.) Peck in Ell. North Am. Fungi ipg2 

 n. 245, Burrill Fungi of Illinois pag. 160, Puccinia Lespedezcc- 

 procumbeniis , Lespedezce-polysiachicB et Lespedezce-violacece 

 Schwein. Syn. Carol. n. 497 e 498, Uredo Lespedezcu Thiira. Myc. 

 univ. u. 643. — Soris teleutosporiferis hypophyllis sajpeque sparse 

 epiphyllis (maculis flavis, minutissirais) parvis, sparsis, prirao epi- 

 derraide tectis, haud coloratis, dein erumpentibus, atris, epider- 

 mide lacerata cinctis ; soris uredosporiferis amoene brunneis; para- 

 physibus curvulis; uredosporis subglobosis, 18-21 =; 16-18, pallidis, 

 echinulatis; teleutosporis rotundatis vel oblongis, obtusis v. apice 

 incrassatulo acuminatis rotundatisve, 21-27^^12-15, levibus, atro- 

 brunneis, pedicello hyalino, crassiusculo, circ. 36 a longo; para- 

 physibus subaequilatis, apice rotundatis, 6-9 u. latis, hyalinis. 



Hab. in foliis Lespedeza3 procumbentis, repentis, 

 violaceae, hirtae, capillatae, poly stach i ^e, in America bo- 

 reali. — Huc pertinet eliam Uromyces inacrosporus Berk. et 

 Curt. 



43. Uromyces Spartinae Farlow Not. p. 77. — Soris longis, angu- ms 

 stis, dein nudis; uredosporis globosis vel subinde ellipsoideis, 25- 



34 u. diam. (plerumque 30 y.. diam.), aurautiacis, echinulatis, longe 



