1G2 Acta Societatis pro Fauiia et Flora fcnnica, VII. 



Graph. Feeaii. (1887) p. 55. A. varia var. Antillarum Nyl., Lich. 

 Xov.-Gran. ed. 2 (1863) p. 267. 



Thallus lcniiissimiis, partim hypophloeodcs, slramineus aiit 

 albidus. Apotlieda sat approximata aiit sat soHtaria, diCformia, 

 saepe angulosa aut dcntata subradiatave, circ. 2 0,4 milUm. longa, 

 circ. 0,8 0,2 minim. lata, disco paUido aut stramineo-paUido. 

 Hi/potJiecium paUidurn. Hymenium jodo dilutissimc [aut benc] 

 caerulesccns, demum varie subvinose coloratum. Epithecium pal- 

 Udum. Sporae decolores, ovoideo-oblongae, 3-septatae, long. 0,oi4 

 0,018, crass. 0,oo4 0,oo6 miUim." (MiUl. Arg. et Nyh, h c), cel- 

 kUis fere aeque longis. 



Ad corticem arborum prope Sepitiba in civ. Rio de Janeiro, 

 n. 478. Tliallus sat laevigatus, hyphis jodo non reagentibus 

 aut interdum caerulescentibus, hypothaUo fusco interdum angu- 

 ste Umitatus. Apothecia demum leviter elevata. Perithecium in- 

 distinctum. Hymenium dilute paUidum, in specimine nostro jodo 

 parum aut dUutissime caerulescens, demum dilutissime subvinose 

 coloratum. Hypothecium et epithecium KHO lutescentia. Fara- 

 physes ramoso-connexae, apice haud incrassatae. Asci elUpsoi- 

 deo-oblongi aut obovoidei, apicem versus membrana incrassata. 

 Sporae 8:nae aut abortu pauciores, apicibus rotundatis aut apice 

 tenuiore obtuso, in specimine nostro long. 0,oi8, crass. 0,oo5 

 miUim., ceUuUs fere aeque longis aut medus levissime longioribus. 



Stirps 4. Coniocarpon (D. G.) Wainio. Ajoothecia varie lae- 

 tius colorata (haud persistenter nigra), materias rubras aut fulve- 

 scentes, KHO violascentes aut raro cyanescentes continentia. 



Coniocarpon D. C., FI. Fr. II (1805) p. 323 (pr. p.); Mass., Ric. Lich. 

 Crost. (1852) p. 46 (pr. p.). Arthonia sect. I. Coniangiim et sect. II. Conio- 

 loma Almqu., Mon. Arth. Scand. (1880) p. 13 et 19. 



22. A. gregaria (Weig.) Koerb., Syst. Germ. (1855) p. 291; 

 Almqu., Mon. Arth. Scand. (1880) p. 20; MiiU. Arg., FI. 1888 p. 

 524, 527; Bachmann, Yeb. Nichtkryst. Flechtenfarbst. (1889) p. 27 

 et 53, tah. I fig. 1 2. Sphaeria gregaria Weig., Obs. Bot. (1772) 

 pag. 43 (ex cit.). Coniocarpon cinnabarinum D. C, FL Fr. II (J805) 

 p. 323. Arthonia cinnaharina Wallr., Comp. Fl. Germ. II (1831) 

 p. 320; Nyl., Syn. Arth. (1856) p. 88 (pr. p.); Kickx, Mon. Graph. 

 Belg. (1865) p. 23 (pr. p.); Leight, Lich. Great Brit. 3 ed. (1879) 

 p. 421. 



