70 Acta Societatis pro Fauna et Flora fen ca, VII. 



pachydermaticis aut leptodermatis. Gonidia in zona supra stratum 

 medullare disposita aut in thallo toto obvenientia, palmellacea (vulgo 

 protococcoidea aut rarius pleurococcoidea aut leptogonidia). Apo- 

 thecia lecanorina, thallo innata et immersa permanentia aut de- 

 mum elevata, infra hypothecium aut in strato medullari excipuli 

 aut in margine vel circa hymenium gonidia continentia. Excipu- 

 lum nullum distinctum aut thallodes et strato medullari stuppeo 

 instructum. Paraphyses evolutae, simplices aut ramosae aut raro 

 ramoso-connexae. Sporae breves aut longae, simplices aut sep- 

 tatae, decolores, membrana interne haud incrassata. 



1. Candelaria. 



Mass., Syn. Lich. Blast. (Fl. 1S52) p. 8., Mem. Lich. (1853) p. 46 (excl. 

 C. vitellina), Mon. Blast. (1853) p. 62 (pr. p.); Koerb., Syst. Germ. (1855) p. 

 120 (pr. p.). Xanthoria B. Candelaria Th. Fr., Lich. Scand. (1871) p. 147. 



Thallus foliaceus, laciniatus, superne citrinus, KHO — , su- 

 perne et inferne strato corticali pseudo-parenchymatico instructus, 

 inferne rhizinis ornatus. Stratum medullare thalli ex hyphis 

 membrana tenui instructis formatum. Gonidia protococcoidea. 

 Apothecia lecanorina, excipulo gonidiis instructo, disco acidum 

 chrysophanicum haud continente. Sporae decolores, simplices 

 (demum 1-septatae forsan false indicantur), breves. „Concepta- 

 cula pycnoconidiorum thallo subimmersa vel leviter protuberantia, 

 pallida. Sterigmata exarticulata, basi leviter ramosa. Pycnoco- 

 nidia ellipsoidea." (Linds., Mem. Sperm. 1859 p. 252, tab. XIV 

 fig. 5-6). 



1. C. COllColor (Dicks.) Wainio. Lichen Dicks., Fasc. Crypt. 

 in (1793; p. 18: hb. Ach. (conf. etiam Th. Fr., Lich. Scand. p. 

 148). Xanthoria Th. Fr., 1. c. (1871) p. 147. Theloschistes concolor 

 b. effuse Tuck., Syn. North Am. (1882) p. 52. Candelaria vulgaris 

 Mass., Syn. Lich. Blast. (Fl. 1852) p. 8, Mon. Blast. (1853) p. 64; 

 Koerb., Syst. Germ. (1855) p. 120. 



TJiallus membranaceus, laciniatus, superne citrinus aut ci- 

 trino-flavescens [aut raro cerinus], laciniis angustissimis angustisve, 

 laevigatis, margine sorediosis aut granuloso- vel isidiosb-divisis. 

 [Apothecia tenuia, margine tenui.] 



Sterilis supra corticem arborum prope Rio de Janeiro et ad 

 Sitio (1000 metr. s. m.), n. 554, et in Carassa (1400 metr.) in 



