157 
 Sepius adest corticola, sed hec potius transiens in varietatem 
— pallescentem. 
> Facile dignota. tä le graciles. Gelatina hymenea intense c0M- 
 ruiescens. Variat thallo tenuiore et magis confluente, minus FARA, 
:  Variat simul apotheciis pallidis vel pallide carneo-testaceis; hec e 
Evar. pallescens (L.) Ach. 11..cc. (P. pallescens Fr. ). ce. p. 132), in- 
terdum, ut videtur, transiens in tartaream; nomen FRA parella PL 
 speciei exprimat 6 pallescens, quR transeat in Fe gre 
 limites inter parellam (pallescentem) et tartaream certi. Var. Vesa 
— (L.) Ach. dicitur var. pallescens muscicéla, thallo SRA tenui. 
24. I. tartarea (L.) Ach. L. U. p. 371, Syn. p. 1723 
— Parmelia tartarea Ach., Er. L. E. p. 133. 
— Arcte affinis precedenti, nec typica differens nisi thallo 
ä crassiore apotheciisque testaceis majoribus (latit. circa 3—5 
- millim,); spora longit. 0,040—72, crassit. 0,027—40 millim. 
Ad saxa per totam Scandinavism passim vel sat frequenter. 
| Rarius supra muscos (varietatibus) in Alandia et in Lapponia. 
 Raro ad +truncos. 
i - Variat indole thalli. Typica thallum habet albidum vel albido-cine- 
dömts crassum granulato-inszequalem. Apothecia Seed a 
Var grandinosa Ach. corticola, ex Anglia, parum differ o mammil- 
d ibto.grästiine Var. frigida est muscicola thallo RN in Sir vel 
: 9), i 
Alandia vigens, Var. gonatodes Ach. est typica, sed thallo crustam ra- 
ä mulosam offerente ra divaricatis a gibbosis lobato-verru- 
— C0sis difformibus”; in muscosis alpinis (Wablenberg). 
FP. — Stirps Lecanorse subfuscse. Apothecia typice lecanorina, thecis 8-sporis 
(exceptione sporis 12—48), sporis incoloribus mediocribus vel parvis (raro 
1—3-septatis). Spermatia acicularia gracilia arcuata aut recta. — Species 
25—44. 
1. — Spermatia arcuata. Species analoge Squamariis. — Species 25—39. 
To 2. 
Thallus fuscus vel fusco-cinereus (vel fiterdum pro parte 
E Pallescens') ingequalis vel papillatus, ambitu continuus vel ra- 
diatim sulcatus vel crenulatus, medio presertim tuberculosus 
