Uredinales, Uredinaceic infer., Uredo. 917 



paraphysibns longis, clavatis, 17-22 [i, cr. byalinis cinctis ; caeorao- 

 sporis globosis v. late ellipsoideis, nonniliil angulosis, 19-22 ^ 17-22, 

 episporio hyalino 3 crasso dense verrucoso. 



Hab. ad folia Saxifragae cernuae [Saxifragaceae], in 

 Suecia. 

 7. Caeoma Violae Lindf., Swensk Bot. Tidskr., 1. p. 199 f . 2 (1910).— 3171 

 Pycnidiis non visis; caeomatibus solitariis, bypopbyllis, epidermide 

 lacera cinctis, loco paraphysium cellulis mycelii turgidis, cum epi- 

 dermidis laciniis coucretis ; caeomosporis globosis v. late ellipsoi- 

 deis, 19-27 * 18-20 ; episporio hyalino 3 ij. cr., dense verruculoso ; . 

 contentu flavo. 



Hab. ad folia Violae epipsilae [Violaceae] in Suecia. 



UREDO Pers. — Syll. p. 838, IX p. 327, XI p. 222, XIV p. 389, XVI 

 p. 349, XVII p. 436, XXI p. 788. 



1. Uredo nitidula J. 0. Arthur, Bull. Torr. Bot. Cl. 47., 1920, p. 473.— 3172 

 (Jredosoris amphigenis, sparsis rotundatis v- oblongis, 0,3-0,7 mm. 



cr., diu tectis, pulveraceis obscure cinnamomeo-bruniieis, epider- 

 mide rupta cinctis ; uredosporis obovatis v. ellipsoideis, 24-29 * 

 18-24; tunica cinnamomeo-bruunea 1,5-2 la cr., modice echinulata, 

 poris 2-3 aequatorialibus praedita. 



Hab. in foliis A 1 1 e r n a n t h e r a e p h i 1 (► x e r o i d i s , Ca- 

 habon Guatemala, America (VoN Turckheim). 



2. Uredo Cyathulae Mayor, Mem. Soc. neuchat. Sc. Nat. V (1913) 3173 

 p. 584, c. ic. — Soris hypophyllis, raro epiphyllis, sparsis et sine 

 maculis vel gregariis coufluentibusque et maculis rotundatis 1-2 

 mm. diam. flavo-brunueis insidentibus, minutis, rotundatis, diu epi- 

 dermide tectis dein saepe cinctis, cinnamomeis ; uredosporis glo- 

 bosis vel subglobosis, 20-24 (x diam. dilute flavo-brunneis, poris ger- 

 minativis duobus aequatorialibus vel interdum tribus, membrana 



2-3 \i crassa, minute et laxiuscule echinulata. 



Hab. in foliis Cyathulae actyrauthoidis, iu regione 

 andina orientali Columbiae, dep. Cundinamarca, prope Honda, alt. 

 700 m. 



3. Uredo globulosa Arthur, Mycologia 1916 p. 22. — Uredosoris ple- 3174 

 rumque hypophyllis, late sparsis, 2-5 in maculis atro-purpureis 

 0,5-1 mm. latis beue determinatis insertis, v. singulis absque ma- 

 cula, bullatis, convexis, 150-325 v 65-80 ; pseudoperidio decolorato 

 acute limitato cinctis, poro centrali dehiscentibus, cellulis pseudo- 

 peridii polygouiis, membrana 2 [jl cr. ; uredosporis late obovatis, 



