Uredinea3, Phragmosporie, Coleosporiam. 757 



siusculo, latere altero dense grosseque graiiuloso-verrucoso, al- 

 tero levi. 



Hah. iii foliis vivis Ipomoeae gossy pioidis, in pratis uligi- 

 nosis pr. Paraguari America) australis. — Species pulcliella pri- 

 mo visa pro Cystopodis specie quadam facillirae sumenda. u Ure- 

 dosporae quasi Hemilejcv)'). 

 15. Coleosporium? pallidulum Speg. Fungi Guaranitici I, n. 12G. — 204? 



— Maculis amphigenis, irregularibus, angulosis, brunneis, subare- 

 scentibus, magnitudine ludentibus, 1-5 mm. diam.; soris liypopliyl- 

 lis, minutis, 100-150 y.. diam., pallide aureis v, albo-melleis, sub- 

 liemispliaericis, in maculis dense aggregatis, primo tectis, dein erum- 

 pentibus; uredosporis elongato-ellipticis, 15-20 (rarius 25) i:9-15, 

 e mutua pressioue irregularibus, saepius utrinque subtruncatis, me- 

 dio 1-septatis, non vel vix constrictis, loculis s?epe valde inasqua- 

 libus, hyaliuis, nubiloso-farctis, episporio tenui, levi, dense conge- 

 stis (catenulatis?). 



Hab. ad folia viva Malvace?e cujusdam in arvis pr. Guarapi 

 Americae australis. — Species sporis bilocularibus (an binis segre 

 secedentibus?) dubiosa, habitu externo ^Ecidiohcm vel uEcidium 

 parvulum mox in mentem revocans. 

 10. Coleosporium? paraguayense Speg. Fungi Guaranitici 1, n. 127. 2Gi9. 



— Maculis nullis vel vix manifestis, pallescentibus, irregularibus, 

 indeterminatis, epiphyllis ; soris hypophyllis, hinc inde plus mi- 

 nusque laxe gregariis, subminutis, 250-350 •;.. diam., pallide mel- 

 leis vel albo-fulvis, prominulis, pulverulentis ; uredosporis globosis 

 vel subellipticis, e mutua pressione obtuse angulosis, 15 a. diam., 

 episporio subtenui, ubique sequicrasso ac dense majusculeque ver- 

 rucoso-ruguloso, subhyalino, protoplasmate oleoso-nubiloso, flavi- 

 do, dense congestis, prima aetate catenulatis. 



Hab. ad folia viva Compositse (Verbesi na)?) cujusdara, iu 

 silvaticis prope Guarapi Araericoe australis. — Habitus Uredinis 

 cujusdam; uredosporae etiam Credini similes at prima a^tate cate- 

 nulatae. 

 17. Coleosporium Saussureae Thiim. Pilzfl. Sibir. n. 718. — Soris 2cao 

 uredosporiferis (?) hypophyllis, irregularibus, induratis, applanntis, 

 confluentibuS; maguis, aurantiacis, demum pulveraceis roseisque; 

 uredosporis (?) irregulariter globosis v. ovoicleis, compressis, brevi- 

 catenulatis, hyaliiiis vel pallidissime flavidis, episporio tuborculato, 

 tonui, 18-21 <J-. diam. 



