Urediuales, Pucciniacese, Pucciniese, Pucciuia. 713 



Hah. iii foliis , petiolis raniulisque B r e w e r i a e B u r c h e- 

 1 i i , Icarahy prope Niteroy, Brasiliae. 



124. Puccinia Convolvulacearum Mayor, Mem. Soc. ueuchat. Sc. Nat, 2562 

 V (1913) p. 488, c. ic. — Teleutosoris hypophyllis, plerumque gre- 

 gariis, maculis rotundatis, 1-2 mui. diam., brunneis, plus minusve 

 numerosis insidentibus, minutis, rotundatis, interdum confluentibus, 

 fnlvis, mox nudis, compactiusculis ; teleutosporis elongatis, 40-47 

 (usque 57) * 12-16, hyalinis vel subhyalinis, apice rotundatis vel 

 parum acutiusculis, basi attenuatis, medio vix vel leniter constrictis, 

 cellula superiore 16-21^1410, inferiore 24-30^12-14, poro germ. 

 cellulae superioris apicali, membrana levi, 1-1,5 ji crassa, apice non 

 incrassata, pedicello liyalino, persistenti, usque ad 47 i^ longo, 5-7 [x 

 crasso. 



Hah. in foliis Convolvulaceae cujnsdam, in regione an- 

 dina Cobimbiae, usque ad altitudinem 1700 m. 



125. Puccinia megalospora (Doidge) Sacc. et Tr. — Allodus megalosjyora 2563 

 Doidge, Mem. :^Te\v York Bot. Gard. VI, 1916, p. 198. — Aecidiis 

 plerumqne hypophyllis, gregariis v. solitariis, in superficie foliorum 

 diffusis, teleutosoris contrapositis; aecidiosporis 24-34 * 19-28; tunica 



1-2 |Ji cr., minute verrucosa ; teleutosoris plerumque epiphyllis, so- 

 litariis v. gregariis, saepe late confluentibus pulveraceis, saepe ner- 

 vicolis, aecidiis contrapositis, mox nudis, obscure theobromino-brun- 

 neis, epidermide bicerata conspicuis ; teleutosporis elHpsoideis 48- 

 71^24-33, tunica 4-5 |jl cr., theobrominobrunnea, crasse tubercu- 

 lata, apice 7-12 [i. incrassata, snbconcolori ; pedicello apice colorato; 

 vabdo usque 115 ij longo. 



Hah. in foliis Ipomoeae arborescentis, carolinae 

 L., i n t r a p i 1 o s a e , m u r u c o i d i s , Mexico et Indiae occi- 

 dent., Amer. bor. 



126. Puccinia Rydbergii Garrett, Mycologia, 1914, p. 251. — Teleuto- 2564 

 soris parvis, amphigenis castaneo-brunneis, demum pulverulentis, 

 epidermide rupta phimbea circumdatis, saepe conflnentibus; teleu- 

 tosporis cinnamomeo-brunneis, ellipsoideis, utrinqne rotundatis 26-32 



^ 16-18, poro germ. in loculo superiori apicali in loculo inferiori 

 prope basim posito ; pedicello hyalino fragili. 



Hab. iu S e d o s t e n o p e t a 1 o , in montibus Gokl Basin, La 

 Sal Mts., San Juan Co. alt. 3,390 m., Utah Amer. bor. (Kydbergt 

 et Garrbtt). — Pucc. Rhodiolae affinis sed sporis minoribus diversa. 



127. Puccinia Clementis Garrett, Mycologia, 1914, p. 249. — Teleuto- 2565 

 soris amphigenis (raro in caubbus v. in siliquis evolutis), parum nu- 



