Uredinales, PucciniacesB, PucciniefB, Uromyces. 647 



38. Uromyces argutus Kern, Torreya XI (1911) p. 214. — Uredosoris 2384 

 anipliigenis, sparsis, maculis latiusculis brunneolis vel purpurascen- 

 tibus insidentibus, linearibus, sero nudatis, subi^ulverulentis, cin- 

 naraomeo-brunneis, 1-4 mm. longis; uredosporis late ellipsoideis, 

 25-32 V 19-23, membrana 2-3 p. cr., pallide cinnamomeo-brunnea, mi- 

 nute ecliinulata ; poris germ. 3, interdum 4, subaequatorialibus ; 

 teleutosoris amphigenis, sparsis, interdum maculis decoloratis in- 

 sidentibus, linearibus, 1-2 mm. longis, sero nudatis, pulviuatis, atris; 

 teleutosporis ellipsoideis vel obovatis, 24-32 v 19-24, utrimque ple- 

 rumque attenuatis, membraua intense castaneo-brunnea, 1,5-2 fx cr., 

 apice ad 7-10 {x incrassata, levi ; pedicello colorato spora duplo 

 Io)igiore. 



Hab. in foliis S p a r t i u a e g I a b r a e , Miami, Florida, Amer. 

 bor. (Holway). 



39. Uromyces Ranunculi-Distichophylli Semad. — Syll. XXI p. 586. — 2385 

 CI. Semadeni, in Centrabl. Bakt. II Abt., 46. (1916) diagnosim saeq. 

 j)raebet cum ic. : Aecidiis amphigenis in greges rotundatos vel ob- 

 longos convexos dispositis, cupulatis; pseudoperidii margine non 



(?) recurvata, cellulis membrana crassa instructis; aecidiosporis glo- 

 bosis vel angulato-globosis, vel oblongatis, subtiliter et dense ver- 

 ruculosis, hyalino-flavidis (?), 21-28*14-24; teleutosoris hypophyl- 

 lis, minutis, diu epidermide tectis, atris ; teleutosporis ovatis, el- 

 lipsoideis vel piriformibus, apice truncatis vel rotundatis, rarius 

 attenuatis, basi attenuatis, 21-31 * 14-19, merabrana levi, tenui, 

 dilute brunnea vel incolori, apice usque ad 4 p. incrassata, brun- 

 nea, pedicello longitudine variabili, subpersistenti ; paraphysibus 

 dense aggregatis, pallide brunneis, 50 [j, usque longis, 



Hab. aecidium in R a n u n c u I o , st. teleutorp. in T r i s e t o 

 distichophyllo, cnfr. Syll. I. c. 



40. Uromyces Hippocrateae (Whetz. et Olive) Sacc. et Trott. — Botryor- 2386 

 hiza Hippocrateae Whetz. et Olive, Araer. Journ. of Bot. 4., 1917, 



p. 47., fig. 1-2, ut novura genus. — Pycnidiis non visis; teleutosoris 

 quandoque araphigenis v. caulicolis sed plerunique hypophyllis, quan- 

 doque etiara plus v. miuus expansis, quandoque determinatis sub- 

 orbicularibus v. irregularibus, matricem parum incrassantibus, 1 rara. 

 usque 1 cra. et ultra latis, priraura flavidis dein albidis demura 

 brunnescentibus, pulverulentis, epiderraide erurapentibus, peridio 

 nullo; teleutosporis ovoideis apice rotundato-apiculatis, 18-24 ^ 13-14, 

 tenuiter tunicatis, pedicellatis. — Mycelio vegetativo haustoriis late 

 botryosis praedito. 



