220 ANALES DE LA SOCIEDAD CIENTÍFICA ARGENTINA 



diam.), acate niargiiiatuiñ, glabrum, pallide aurantio-roséum 

 V. aurantiiim; basidia filiformia (15-20x1-1,5), cylindracea, coa- 

 lescentia, ápice cuneato-attenuata, acutata, libera, hy aliña, mo- 

 nospora; conidia ovoidea, rarius elliptica (5-6x2-2,5), hyalina. 

 Hab. Ad corticem putrescentem ramorum in sylvis prope Guarapí, 

 Jun. 1881 (sub 2788). 



423. TUBERCÜLARIA PARAGUAYA Speg. (n. sp). 



Diag. Sporidochia sparsa, innato-erumpentia, vix pnlvinulata, 

 repando-orbicularia y. conñiiendo difformia, mediocria (0,5-1'" 

 diam.), superne applanata y. yíx convexula, rosea, margine 

 pallidiora; basidia cylindraceo-claYiüata (20x2,5-3), ápice 

 obtuse rotimdata, hyalina ; conidia e globoso-elliptica (-4-6 X 

 2,5-4), hyalina. 



Hab. Ad corticem putrescentem truncoriim in sylvis prope Para- 

 guari, per ann. 1879 (sub n. 2792). 



424. VOLUTELLA PARAGUATENSIS Speg. (n. sp.) 



Diag. Sporidochia hinc inde sparsa, globoso-depressa v. sublenti- 

 cularia, minutissima(150 diam.), mellea, non v. vix substipitata, 

 margine longe laxeque ciliata; saetulae cylindraceae, sursum 

 sensim attenuatae, parce remoteque septulatae, laéves (150-200 

 x5-8), hyalinae; contextus sporidochii carnosum, tennissime 

 ac subindistincte prosenchymaticum; conidia papillulis epithecii 

 ácrogéna, cylindracea (5-6 X 1), utrinque truncato-subrotunda- 

 ta, non v. minute 1-guttulata, rarius subincrassatula, hya- 

 lina. 



Hab. Ad legumen dejectum putréscens in montuosis prope Pe- 

 ribebmj, Mart. 1883 (sub n. 3777). 



Obs. Species a V. ciliata (A. S.) Fr. recedens saetulis septatis, 

 conidiis gracilioribus, utrinque truncatis. 



GUELICHIA Speg. (n. gen.) 



Diag. Conidia fusoidea, continua, hyalina in basidiis solitarie 

 acrogena; basidia filiformia, inferné coalescentia, superne libera, 

 sub ápice 6-setigera, setulis 3 adscendentibus, 3 minoribus 

 descendentibus ; sporidochia disciformia, margine tomentoso-ci- 

 liolata. 



Obs. Genus Cl. Carolo von Gülich, amico meo carissimo, botanicae 

 amantissimo libenter dicatum. 



