Urediuales, Pucciuiacese, Pucciniese, Pucciuia. 705 



1 |J. circ. crassa, apice baud iiicrassata, pedicello byalino deciduo 

 usque ad 38 \i longo et 5-7 \i lato. 



Hab. in folliis V e r n o u i a e C o t o n e a s t r i in regione an- 

 dina orientali Columbiae, dep. Cundinauiarca, sopra Bogota, alt. 

 2300 m., Amer. austr. 



105. Puccinia discreta Jackson et Holway in Jackson, Bot. Gazette, 2543 

 65., 1918, p. 308. — Pycnidiis epipbyllis, teleutosoris circumdatis, 

 paucis, gregariis, conspicuis, subepidermicis e brunueo-auratis ob- 

 scure brunneis, globosis v. depresse globosis, 100-130 * 90-100, pe- 

 ripbj^sibus brevibus ; teleutosoris plerumque epipbyllis in maculis 

 by[)ertropbicis flavescentibus dense gregariis et in greges 0,5-3 mm. 

 diam. confluentibus saepe circa pycnidia circulariter dispositis, pri- 

 mum punctiformibus mox nudis et demum pulverulentis, obscure 

 cinnamomeo-brunneis epidermide rupta cinctis ; teleutosporis ellip- 

 soideis 32-42 * 18-22, utrinque rotundatis, septo fortiter constrictis 



et loculis facile secedentibus, tuuica obscure cinnamomeo-brunnea, 

 uniformiter 2,5-3,5 [i cr., miuute verr.-rugosa, verr. saepe iu lineis 

 variae directionis dispositis ; poris germinativis in utroque loculo 

 dimidium parietis occupantibus ; pedicello byabno plerumquedeciduo. 

 Hah. iu V e r n o n i a D e p p e a n a , Costarica et Guatemala, 

 America Centr. (Holway, Keller3IAn). — Pucc. rotundatae Diet. 

 l)roxima sed teleutosporis septo fortiter coustrictis, loculis separa- 

 bilibus et caracteribus tunicae diversa. 



106. Puccinia Kuntzii Jackson, Bot. Gazette 65., 1918, p. 310. — Pyc- 2544 

 nidiis et aecidiis ignotis ; uredosoris non visis; uredosporis teleu- 

 tosporis immixtis, e subglobosis ellipsoideis 29-34 * 26-29, tunica 

 brunneo-aurata, 3-3,5 |ji cr. dense ecbinulata, poris aegre conspicuis 

 l)robabiliter sparsis; teleutosoris bypopbyllis, numerosis sparsis ro- 

 tundatis 0,2-0,5 mm. diam., mox nudis demum pulveraceis, brun- 

 neo-nigrescentibus; teleutosporis late ellipsoideis v. oblongis utrin- 



que obtusis infra quandoque parum attenuatis, non v. leniter con- 

 strictis, tunica obscure castaneo-brunnea 5,5-7,5 ii cr., apice 8-10 [a 

 crassa, crebre prominenterque verrucoso-rugosa, poro loculi iufe- 

 rioris mediano ; pedicello byalino, flexuoso sporae dimidium vel 

 duplo longiore, plerumque fragili. 



Hab. in V e r n o n i a K u u t z i i , Santa Cruz Bolivia (O. 

 Kuntze). — Pucc. semiinsctdptae Artb. proxima, sed uredosporis 

 densius ecbiuulatis latioribus diversa. 



107. Puccinia notha Jackson et Holway, in Jackson Bot. Gazette, 65., 2545 

 1918, p. 305.— Pyonidiis epipbyllis, paucis, gregariis, inconspicuis, 



Syll. fimg. XXIII (VII- 1924) 45 



