60 Accii Societatis pro Faiiiia et Flora fennica, VII. 



sciilo, marginc integro aut subcrenuUilo aut isiclioso-clcntieulato, 

 saepc ctiam conceptaculis nigris ornato. Sporae cllipsoidcae, long. 

 0,018 0,014, crass. 0,oi2 0,oo9 millini. (long. 0,oio 0,oo9, crass. 

 0,0 60,0 5 millim.: Nyl., Syn. Licli. p. 38(3). 



Var. isidiosa IMiill. Arg., Lich. Parag. (1888) p. 4 (sccund. 

 spccim. autlicnt). Thallus isidiosus. 



Ad truncos arborum in Carassa (1400 metr. s. m.) in civ. 

 Minarum, n. 1235, 1284, 1319. Isidia in hac specie fere acque 

 inconstantia sunt, quani in P. conspcrsa. T/ia^^ws nitidiusculus 

 aut subopacus, nequc rimulosus, nec maculatus, KHO (Ga Cl^ O^) 

 non rcagens, intus albus, in speciminibus nostris isidiis superne 

 albidis, subtus nigris et saepe etiam rhizinis instructis. Apothecia 

 imperforata, disco nitidiusculo. Excipulum cxtus laevigatum, 

 strato meduUari infra hypothecium et parcissime infra stratum 

 corticale gonidia continente. Hypothecium fere decoloratum. Hy- 

 menium circ. 0,0 7 miUim. crassum, jodo persistenter caerule- 

 scens. Epithecium tcstaceum. Earaphyses O^o 02 0,ooi5 milhm. 

 crassac, apice leviter clavato-incrassatac, gelatinam sat abundan- 

 tem percurrcntes, increbrc ramoso-conncxae, apice constricte ar- 

 ticulatac. Asci clavati, 0,022 0,020 miUim. crassi, apice mem- 

 brana modice incrassata. Sporae 8:nae, distichae, apicibus ro- 

 tundatis. 



Sect. IIL Xanthoparmelia Wainio. Thallus superne flave- 

 vescens stramincusve, subtus usque ad apicem laciniarum rhizinis 

 crebris parcissimisvc instructus, aclprcssus. Apothecia sessiUa. 



"^Endoleuca Wainio. Thallus medulla alba instructus. 



33. P. conspersa (Ehrh.) Ach., Meth. Lich. (1803) p. 205 

 (hb. Ach.); Nyl., Syn. Lich. (185860) p. 391, Fl. 1869 p. 292; 

 Th. Fr., Lich. Scaud. (1871) p. 127; MulL Arg., Lich. Beitr. (FL 

 1883) n. 575 (pr. p.). Lichen conspersus Ehrh. iu Ach. Lich. 8uec. 

 Prodr. (1798) p. 118. Imhricaria conspersa Koerh., Syst. Germ. 

 (1855) p. 81. 



Thallus superne flavescens vel stramineo-flavescens, subtus 



cinereo-pallcscens [aut tcstaceus vel testaceo-fuscescens], aut am- 



bitu obscuratus, adpressus aut adpresso-imbricatus, irregulariter 



iteratim laciniatus, laciniis circ. 3 0,7 [5] miflim. latis, conni- 



