*> UREDINALES (Bron«n.) d.et. 



Syll. VII p. 528, IX p. 291, XI p. 174, XIV p. 269, XVI p. 257, 

 XVII p. 244, XXI p. 529. 



Fam. 1. Pucciniaceae Diet. 1897 

 Suhf. PuccJnieae 



UROMYCES Lk. — Syll. VII p. 531, IX p. 291, XI p. 174, XIV p. 269, 

 XVI p. 257, XVII p. 244, XXI p. 529. 



1. Uromyces Hariotianus Lagerheim iu herb. in Aithur, Mycologia 2347 

 10., 1918, p. 125. — Teleutosoris amphigenis, numerosis, sparsis v. 

 quaudoque confertis, plerumque rotundatis 0,2-1 mm. cr., mox nu- 



dis, pulveraceis, theobromino-bruuneis, epidermide rupta cinctis ; 

 teleutosporis ellipsoideis 26-32 * 19-21 utrinque obtusis, tunica ob- 

 scure cinuamoineo-brunnea 3-4 (i cr. apice umbone crassiori 6-9 [a 

 praedita, crebre moderateque verrucosa ; pedicello hyalino sporam 

 dimidinm longiori, fragili. 



Hoh. in foliis Thyrsacanthi stricti Nees (?), San Ra- 

 mon Costa Eica, America Centr. 



2. Uromyces Secamones Wakef., Gard. Kew Bull. 1917, p. 311. — 2348 

 Teleutosoris hypophyllis, umbrinis, firmis, pulvinatis, 0,5-0,7 mm. 

 diam. interdum confluentibus, maculis indistiuctis ad 3 mm. diam. 

 circircinatim dispositis ; teleutosporis brunneis, levibus, subglobo- 



sis, V. ellipsoideis v. subclavatis, apice rotundatis, incrassatis 19-23 

 17-19, rarius majoribus, verticaliter septatis (ut in Biorchidiis), 25-30 

 ^ 20-22. 



Hah. in foliis Secamones platystigmatis, Uganda 

 Afr. trop. (R. Dummer). — Ab U. Howei Peck teleutosporis levibus 

 diguoscitur, quae nisi raro occurrunt diorchidioideae. Uredosporae 

 ignotae v. uullae. 



^) De Uredineis conferendae potissimum eximiae monographiae v. contributio- 

 nes: WlLSON in Proc. Indiana Ac. of. Sc. 1916 (1917) p. 382, Trotter, Uredhiales 

 in « Fl. ital. crypt. » 1908-1914, Gonzales Fragoso in Trabajos Mus. Nac. Cienc. 

 Nat. Madrid, Ser. Bot. n. 3 (1914), 15 (1918), etc. 



