Uredinaceae, Didymosporse, Puccinia. 315 



persistenti, 30-50 (i. longo ; mesosporis oblongis v. oblongo-cla- 

 vatis, 26-35 w 16-22, apice magis incrassatis. 



Hab. in petiolis, caulibus calycibusque vivis Leschenaulti.e 

 linarioidis pr. Pertli Australioe occid. (Pritzel). 



137. Puccinia Dampierae Syd. Mon. Ured. vol. I, p. 193, tab. XII, 1066 

 f. 178. — Soris teleutosporiferis in alis caulium evolutis sine ma- 

 culis, sparsis vel aggregatis, rotundatis vel oblongis, ca. 1 mm. 

 diam., epidermide fissa cinctis, compactis, atro-brunneis; teleuto- 

 sporis clavatis, apice rotundatis vel acutiusculis, valde incrassatis, 

 8-11 [j.., medio constrictis, deorsum attenuatis, rarius rotundatis, 

 levibus, brunneis, 48-66 ^ 16-26; pedicello ilavido, persistenti, usque 



80 [j.. longo; mesosporis immixtis clavatis, 40-55^14-22. 



Hab. in alis caulium Dampierae alatoe in Australia (L. 

 Preiss). 



138. Puccinia Ipomceae-panduratae. (Schw.) Syd. Mon. Ured. vol. I, ior7 

 pag. 323, tab. XXII, fig. 312, JEcid. Ipomozai-pcinduratai Schw. 

 Syn. Fg. Carol. 1822, p. 69: efr. Sacc. Syll. VII, p. 619, n. 2186, 



p. 671, n. 2322, p. 716, n. 2503. — ^cidiis hypophyllis, maculis 

 flavidis v. flavo-brunneis orbicularibus v. irregularibus insidenti- 

 bus, rarius epiphylJis, in greges rotundatos vel irregulares 1-3 

 mm. latos confertis, rarius solitariis, primo tectis, globulosis, sub- 

 globosis v. ellipsoideis, minutissime asperulis, flavidis, 20-24 jj.. 

 diam. vel usque 26 [j.. longis, 14-16 [j.. latis ; soris teleutosporife- 

 ris amphigenis, aecidiis s;epe contrapositis, suborbicularibus vel 

 irregularibus, mediocribus vel majusculis, confluentibus et tunc 

 usque 4 mm. latis, pulverulentis, epidermide fissa cinctis, atris; 

 teleutosporis oblongis apice in papillam obtusam pellucidam pro- 

 ductis, medio vix vel leniter constrictis, basi rotundatis, grosse 

 verrucosis, castaneo-brunneis, 42-62^22-32; pedicollo hyalino, 

 apice infuscato, persistenti, crasso usque 170 [j.. longo. 



Hab. in foliis vivis Ipomoese acuminat;e, commutatrc, 

 lacunosos, megapotamhe , panduratae, purpure;e, tri- 

 chocarpa3, trilob;e in America bor. et austr. 



139. Puccinia commutata Syd. Mon. Ured. vol. I, p. 201: cfr. Sacc. km;s 

 Syll. vol. VII, p. 669, P. Valerianai Carest. p. p. — iEcidiis hy- 

 pophyllis, petiolicolis v. caulicolis, in foliis greges orbiculares v. 

 irregulares efformantibus, in petiolis caulibusquo socus series plus 

 minusve longas dispositis, maculis pallidis insidentibus, dense con- 

 fertis, cupulatis, margine albo lacerato revoluto; ;ecidiosporis po- 

 lygonis, subtiliter verrucosis, aurantiacis, 14-19 [j.. diam. ; soris te- 



