Uredinales, Pucciniacea?, PucciniesB, Uromyces. 655 



clerinide rupta cinctis; teleutosporis ellipsoideis obovatis v. oblongo- 

 obovatis, 29-35 * 18-24, utrinque rotundatis v. infra angustatalis ; 

 tunica obscure castaneo-brunnea, 2-3 p cr., supra 5-9 v^ incrassata, 

 longitudinaliter interrupta verrucoso-rugosa; pedicello liyalino spo- 

 ram subaequante rugoso-verrucoso. 



Hah. in foliis L o r a n t h i c r a s s i p e d i s et L o r a n t li i sp. 

 in Guatemala pluribus locis, S t r u t b a n t li i d e n s i f 1 o r i, Hue- 

 liuetenango Guatemala, America centr. (Holway). 



63. Uromyces euphlebius Sydow, Ann. Mycol. 18., 1920, p. 154. — Ure- 2409 

 dosoris ampbigenis, in greges orbiculares 2-4 mm. diam. annulatim 



vel concentrice dispositis, saepe confluentibus, epidermide fissa 

 cinctis vel semitectis, pnlveruleutis, cinnamomeis ; uredosporis el- 

 lipsoideis vel oblongo-ellipsoidois, modice aculeatis, flavis usque 

 flavD-brunneolis, 35-50 * 20-25, membrana 2-3 [i crassa, poris germ. 

 4 aequatorialibus praedita; teleutosoris conformibus, sed atro-brun- 

 neis; teleutosporis irregulariter oblongis, castaneo-brunneis, 34-50 

 19-23, episporio 2-2,5 \i crasso, ad apicem multo crassiore (6-9 [i), 

 summo apice dihrtiori, superflcie verrucis saepe leniter elongatis 

 exacte seriatim dispositis obsita. 



Hab. in foliis Phoradendri spec, Ohapala, Mexico, Amer, 

 bor. (C. Reiche).. — U. socius affinis, sed euphlebius differt teleuto- 

 sporis majoribus. 



64. Uromyces ornatipes Arthur, BuU. Torr. Bot.Club 42. (1915) p. 586.— 2410 

 Pycnidiis non visis ; aecidiis sparsis, in caulorum areis 0,5-1 cm. 

 longis leniter inflatis sed nou decoloratis insidentibus, 0,5-0,8 mm, 

 altis, margine erecto eroso vel lacerato; cellulis pseudoperidii rhom- 

 boideis, 26,32^18-21, pariete externa levi 3-4 iji cr., interna ver- 

 rucosa 5-7 |jl cr. ; aecidiosporis globoso-vel ellipsoideo-angulatis, 24- 



27 * 18-23, episporio hyalino 1,5-2 [jl crasso, inconspicue verrucoso; 

 teleutosoris aecidiis intermixtis, rotundatis, 0,3-0,5 mm. diam., pro- 

 minulis, atro-brunneis; teleutosporis ellipsoideis, 27-32 w- 21-26, utrin- 

 que rotundatis, episporio saturate theobromino-brunneo, saepe opaco, 

 2-2,5 |Ji cr,, sursum ad 5-7 [a incrassato, indistincte striato; pedicello 

 hyalino, ad sporae insertionem annulo colorato praedito, solido, sur- 

 sum 7-9 [Ji basi 10-13^ cr., iu parte superiore levi, in inferiore di- 

 stincte tranverse rugoso; uredosporis in teleutosoris haud infrequen- 

 tibus, ellipsoideis, 26-33 ^ 21-24, tunica aureo-brunnea, 1,5-2,5 \x cr., 

 sparse verrucosa, poris aequatorialibus indistinctis, verisimiliter 4. 

 Hab. in P h r y g i 1 a n t h o ( L o r a n t h o ) S o n o r a e , Cape 

 San Lucus, Lower California, Mexico. 



