Uredinacese, Didymospora?, Puccinia. 275 



oblongis vel oblongo-clavatis, apice rotundatis, valde incrassatis, 

 8-14 \x., medio pierumque leniter constrictis, basi rotundatis vel 

 attenuatis, levibus, dilute brunneis, apice pallidioribus, 32-54 * 

 16-27 ; pedicello hyalino, persistenti, crassiusculo, usque 70 |t. 

 longo. 



Hab. in foliis vivis Viguierne stenophylhe var. discoi- 

 dese, Cordoba, Argentina (Lorentz). 



11. Puccinia Ximenesiae Long in Bull. Torr. Bot. Cl. 1902, p. 114, 940 

 t. 5. — Syd. Mon. Ured. vol. I, p. 173. — Soris teleutosporiferis 

 amphigenis, sine maculis, sparsis, rotundatis, ca. '/,-1 mm. diam., 

 subpulverulentis, atris; uredosporis immixtis globosis, subglobosis 



v. ellipsoideis, echinulatis, flavo-brunneis, 24-32*20-27; teleuto- 

 sporis late ellipsoideis, utrinque rotundatis, apice papilla lata hu- 

 mili instructis, medio non vel vix constrictis, levibus, atro-casta- 

 neis, opacis, 30-44 « 25-32; pedicello subhyalino, crasso, persistenti, 

 sporam subsequante. 



Hab. in foliis Verbesinte (Ximenesiae) encelioidis, 

 Austin, Texas Americae bor. (Long, W. L. Bray). 



12. Puccinia affinis Syd. Mon. Ured. vol. I, p. 174, t. X, fig. 151. '.»11 

 — Soris teleutosporiferis amphigenis, sine maculis, sparsis v. ag- 

 gregatis, in epiphyllo soepe perfecte annulatim dispositis, interdum 

 confmentibus, minutis v. mediocribus, '/ 2 -3 mm. diam., primitus 

 epidermide tectis, pulverulentis, atris; uredosporis immixtis glo- 

 bosis, subglobosis v. ellipsoideis, echinulatis, flavo-brunneis, 20-27 



[j.. diam.; teleutosporis globosis, subglobosis vel late ellipsoideis, 

 utrinque rotundatis, apice papilla dilutiore plana instructis, medio 

 non constrictis, levibus, atro-brunneis, 32-4G * 27-36 ; pedicello 

 hyalino, flexuoso, crasso, persistenti, usque 110 ;j.. longo. 



Hab. in foliis vivis Verbesinae trilobatae, Oaxaca, Mexico 

 (Holway). 



13. Puccinia cognata Syd. Mon. Ured. vol. I, p. 172, t. X, f. 149, 942 

 Puccinia similis Long in Bull. Torr. Bot. Cl. 1902, p. 114, f. 4 

 nec Ellis et Ev. — iEcidiis hypophyllis, irrgulariter sparsis, albis, 

 margine lacerato ; secidiosporis globosis, subglobosis v. ovatis, ver- 

 ruculosis, pallide ilavis, 27-30^20-27; soris uredosporiferis hypo- 

 phyllis, maculis nullis v. obsoletis brunneolis insidontibus, sparsis, 

 interdum aggregatis, minutis, punctiformibus, pulverulontis, brun- 

 neis; uredosporis globosis, subglobosis v. ellipsoideis, echinulatis, 

 flavo-brunneis, 21-27 \i. diam. v. 24-30*21-24; soris teleutospo- 

 riferis conformibus, atro-brunnois vel atris; teloutosporis ellipsoi- 



