— 178 -^ 



193. Arthonia Cinchonae Mûll. Arg. Graph. Féean. p. 54 ; Ora- 

 phis? endocarpea Fée Ess. p. 49. t. XIII. f. 5; corticola prope Pa- 

 raguari. 



194. Arthonia nov t ella Krplh. Lich. Glaz. p. 74. — Corticola 

 ad Paraguari. 



195. Arthonia subnovella Mùll. Arg.; thallus albidus v. al bu s, 

 laevis (nunc minute maeulatim deficiens); apothecia obscure rufo- 

 fusca, plus minusve astroideo-ramosa, minuta et tehella, leviter 

 tantuin emergentia, e yelato mox nuda; ramuli forma et longitu- 



1-2 



dine varii, vulgo brèves et oblusi, — r- mm. lati ; lamina hvalina ; 



asci globoso-pyriformes et 8-spori ; sporae hyalinae, 15-20 p longae, 

 5-7 1/2 p latae, elongato-obovoideae, 4-5-loculares, loculus supe- 

 rior reliquis latior et multo longior. — Extus .4. confertam Nyl. 

 (s. A. substellatam Nyl. in Prodr. Nov. Gran. p. 10(3) simulât, ubi 

 sporae aliter divisae, et dein etiam fere proximam A. novellam 

 Krplh. refert, at distincte gracilior, minor, apothecia non emersa, 

 nec quasi thallino-marginata et sporae dein in apotheciis minoribus 

 majores et magis divisae sunt. Corticola, parce, Patino-Cuê et in 

 Curcade. 



196. Arthonia rubella N}'1. Arth.p. 89 et in Prodr. Nov. Gran. 

 p. 98; corticola in Paraguay. 



197. Arthonia leucografiiella Miïll. Arg.; thallus cinereo-albi- 

 dus, tenuis, sublaçvis; apothecia immersa et demum paullo emer- 

 gentia, graphino-elongata, extus non nisi rimula angustissima 

 utrinque ineaqualiter subinterrupto-albo-limbata perspicua, incom- 

 plète graciliter reticulatim subconfluentia (fere novellam Graphi- 

 nam virgineam Miïll. Arg. in mentem revocantia), demum magis 

 emersentia et pallide aurantiaco-suffusa; paraphyses intricatissime 

 connexae; asci subglobosi, 8-spori; sporae inascis parallelae, erec- 

 tae, cire. 65 p longae et 22-25 p latae, elliptico-fusiformes, utrin- 

 que obtuse angustatae,' subeurvulae, 8-10-loculares, loculi interme- 

 dii majores. — Species eximie distincta et elegans. Sporae ut in A. 

 Subrubella Nyl. Prope A. ftsmrinellam Nyl. in Flora 1869 p. 125 

 inserenda. — Corticola in Paraguay. 



198. Arthonia Tiiozetiana Mûll. Arg. L. B. n. 524; corticola ad 

 Asuncion (antea ex Australia nota). 



11)9. Arthonia >hshrula Nyl. in Prodr. Nov. Gran. p. 106; cor- 

 ticola ad Asuncion. 



200. Arthonia polymorpha Ach. Syn. p. 7; corticola in Para- 

 guay. 



201. Arthonia subvelata Nyl. Lich. Kurz. Bengal. p. 71; corti- 

 cola in Paraguay. 



202. Arthonia torulosa (Fée) Nyl. Enum. p. 133; A? torulosa 

 Fée Ess. p. 55; corticola in Paraguay. 



203. Arthonia radians Mûll. Arg.; thallus griseo-albidus, tenuis- 

 simus maculam effusam formans; apothecia astroideo-ramosa, 

 1-1/:$ mm. lata, rami 2/10 mm. lati et angustiores, saepius acumi- 

 nati, medio saepe depressi, spurie marginati, sicci atri, modefacti 

 nigro-fusçi, in disco tamen obsolète pallescentes; epithecium crasso- 

 fu8cum; hypothecium hyalinum; asci oblongato-obovoidej, 8-spori ; 

 sporae cire ^O f> longae et 5-6 p latae, oblongato-obovoideae, 4- 

 loculares, loculus superior reliquis longior et latior. — Prima fronte 



