236 Acta Societatis pro Fauna et Flora feunica, VII. 



liun haee slrata eontinet: 1) hypoihcciiim dilutc palliduni, cx 

 hyphis tenuibus, irregulariter eonlcxtis, partini eonglutinatis for- 

 matuni; 2) pcrithccium grossc parenchymatieum, modiee evo- 

 lutum, gonidiis destitutum, usque in margincm continuatum; 3) 

 stratum medullare bene evolutum, gonidia continens, usque 

 ad supcrficicm marginis continuatum; 4) stratum eorticale pa- 

 rcnchymaticum, basin apotheeii obtegcns et in thallum circa apo- 

 thecia continuatum, c seriebus pluribus cellularum formatum. Hy- 

 meyitum circ. 0,ioo 0,0 9 minim. crassum, jodo pcrsistenter cae- 

 rulescens. Epithecium testaceum aut rufcscens. Farajihyses arcte 

 cohaerentes, 0,ooi5 miUim. crassae, apice haud incrassatae. Asci 

 suboblongi aut oblongo-cyhndrici, apice membrana vulgo leviter 

 incrassata. Sporae 8:nae, polystichae, rectae, apicibus acutatis. 



Sect. 2. Synechoblastus (Trcv.) Wainio. Thallus fohaceus. 

 Eoxipulum thallodes, strato eorticah destitutum. Sporae septatae. 



SynecJioblastus Trev., Caratt. Gen. Collem. (1853): Koerb., Syst. Germ. 

 (1855} p. 411; Th. Fr., Licli. Arct. (18G0) p. 280; Miill. Arg., Princ. Class. (1862) 

 p. 85. LetJiagrium Mass., Mem. Lich. (1853) p. 79. Collema sect. LatJiagrium 

 Ach., Lich. Univ. (ISIO) p. 646 pr. p.; Tuck., Syn. North Am. (1882) p. 142 pr. p. 



2. C. glaucophtlialmum Nyl., Syn. Lich. (183860) p. 111 

 (mus. Paris.), Lich. Nov.-Graii. (1863) p. 428, ed. 2 (1863) p. 287 

 (mus. Paris.). C. aggregatmn c. glaucopJitJiahnum Tuck., Syn. North 

 Am. (1882) p. 146. 



TJiallus irregulariter leviterque lobatus, vulgo monophyllus, 

 lobis subintegris, rotundatis, nigricanti-virescens, superne papu- 

 loso-rugosus (rugi apicibus demum reticulato-connatis), isidiis de- 

 stitutus, inferne impresso-rugosus, demum perforatus. Apothecia 

 peltata basique constricta, 2 0,5 milhm. lata, disco (rufescente) 

 tenuiter caesio-pruinoso, margine tenui, integro. Excipulum thal- 

 lodes, strato corticah destitutum, perithecio grosse parenchyma- 

 tico, sat bene aut modice evoluto. Sporae fusiformes, circ. 9 6 

 [,, 11"] septatae, long. 0,o 4 20,0 5 8 millim. [,, 0,0 9 2 millim.": 

 Nyl., Lich. Nov.-Gran.J, crass. 0,oo5 0,0 4 millim. [ 0,oo7 mil- 

 lim.": Nyl., 1. c.]. 



Sat frequenter ad corticem arborum prope Sitio (1000 metr. 

 s. m.) in civ. Minarum, n. 541, 706, 815, 1018, 1050, 1131. 

 Thallus circ. 1555 millim. latus, strato corticah et zhizinis de- 



