Urediuales, Pucciniace», Puccinieje, Uromyces. 635 



Uromyces Cuenodii R. Maire, Schedae Myc. Bor.-Afr. in Bol. Soc. 2349 

 Hist. :N^at. Afrique du N., t. 10., 1919, p. 142, fig. 3. — Maculis 

 nullis ; soris amphigenis v. caulicolis sparsis v. gregariis, rarius 

 confluentibus, minutis (0,5-0,8 mm.), rotundatis, in caulibus inter- 

 dnm oblongatis, diutius epidermide tectis, dein pulveraceis, ca- 

 staneo-brunneis ; uredosporis subglobosis v. ellipsoideis, subtiliter 

 et laxe echinulatis, plus minusve dilute rufo-brunneis, 26-30 ¥ 22-28, 

 episporio 2-3 [i crasso, poris 2 subaequatorialibus praedito; teleu- 

 tosporis immixtis, subglobosis v. pyriformibus, apice poro et pa- 

 pilla hyalina, minuta, applanata, praeditis, dense et minute ver- 

 ruculosis, castaneo-brunneis, 25^30 * 22-25, episporio crassiusculo 

 (2-3 |Ji) ; pedicello hyabno deciduo. 



Hab. in foliis caulibusque vivis Silenes nicaeensis ad 

 maris littora, Dunes de la Marsa Carthago, Algeria in Africa bor. 

 (R. Maire et A. Cu:6nod). — U. verruouloso Schr. affinis, a quo dif- 

 fert uredosporis por. germ. 2 praed. et soris mixtis. 

 Uromyces Silenes-ponticae Costantineanu, Annales Mycol. 1916, 2350 

 p. 249, fig. 2. — Soris uredosporiferis paucis, hypophyllis, sparsis 

 vel irregulariter dispositis, rotundatis, epidermide fissa cinctis, pul- 

 verulentis, miuutis, brunneis ; uredosporis ovoideis vel globosis, 

 brunneolis, subtiliter et laxiuscule echiuulatis, globosis 25-30 |jl, 

 ovoideis 27,5 * 22,5-25 {x, episporio usque 2,5 |j, crasso; soris teleu- 

 tosporiferis amphigenis, plerumque hypophyllis vel caulicolis, ir- 

 regulariter sparsis, minutis, in caule elongatis vel liuearibus, primo 

 epidermide tectis, dein epidermide lacerata ciuctis, atris ; teleuto- 

 sporis globosis subglobosis vel rarius ovatis, verruculosis, brunneis? 

 apice subinde papillula humillina praeditis, giobosis 18,5-20 i^, sub- 

 globosis 22,5-27 i^ episporio 2,5-3 \i crasso. 



Hab. in foliis caulibusque Silenes ponticae pr. Constan- 

 tiam Eomaniae. 



Uromyces Ducellieri Maire, Bull. Soc. Hist. N. Afr. du Nord, 1917, 2351 

 p. 146. — Uredosoris i^raecocibus dein teleutosoris caulicolis matri- 

 cem saepe deformantibus, sparsis, aggregatis, confluentibusque, 0,5- 

 5 ¥ 0,5-3, rotundatis elongatisve e pulverulento subcompactis e cin- 

 namomeo atro-brunneis in rarais annotinis diu epidermide tectis 

 dein eadem fissa cinctis, in ramis hornotinis in rimis suberis evo- 

 lutis ; uredosporis plerumque ellipsoideis, ovatis v. piriformibus, 

 rarius subglobosis v. oblongis, laxiuscule echinulato-verrucosis, epi- 

 sporio dilute flavo-brunneo 2-3 n cr., poris germin. 4-5 aequatoria- 

 libus pertuso instructis, 25-31 * 17-28; teleutosporis subglobosis v. 



