351 



2. Ch. phaeocephata (Turn.) /8. chlorella (Ach.): crusta tenuissima, 

 laevigata, albo-cinerascente 1. obsoleta; apotheciis clavato-turbinatis 1. obova- 

 tis; disco demum prominonte, umbrino, excipulo flavo-viridi-pruinoso, stipi- 

 tibus brevibus, gracilibus, fusco-nigris. 



Syn. Calicium chlorellum Ach. Univ. p. 239, Syn. p, 60, Vet. Ak. 

 Handl. 1816 p. 267, Wnbg. Lapp. p. 487 (). 



Calicium phaeocephalum * chlorellum Fr. L. E. p. 395. 

 In parietibus ligneis Lapponiae australioris parcius (Wnbg.). 

 In his terris rarissima species, cujus specimina arctica in herb. Wnbg. 

 desunt; in herb. Agrel. adest tamen specimen vix dubie authenticuin. Sporae 

 simplices, orbiculares, fuscidulae, diam. 0,noi mm. 

 ' * excipulo albido-pruinoso. 



3. Ch. trichialis (Ach.) ,8. fliformis (Schaer.): crusta e squamulis mi- 

 nutis crenatis granulosisque contexta, pallide cinereo-virente, hypothallo al- 

 bido; apotheciis turbinato-globosis, extus albo-pruinosis, disco demum tu- 

 midulo, umbrino-fusco, stipitibus longis, filiformibus, nigris 1. totis albido- 

 pruinosis. 



Syn. Calicium claviculare Wnbg. Lapp. p. 485. 



Calicium brunneolvm Smrft. Suppl. p. 182. 



Calicium trichiale R. fili forme Schaer. Enum. p. 172. 



i / / 



Exs. Hepp n. 158. 



In cortice frustuloso pini abietisque in Lapponia Tornensi (Wnbg.) 

 et ad truncos putridos pini et alni Nordlandiae Saltensis passim (Smrft.). 



Forma primaria (Calicium trichiale Ach. Univ. p. 243, Syn. p. 62, Vet. 

 Ak. Handl. 1816 p. 277, Fr. L. E. p. 389, Schaer. Enum. p. 172; Cijphelium 

 Mass. Mem. p. 156, Koerb. Syst. p. 314) differt crusta lobulato-granulosa 1. 

 crenato-squamulosa, apotheciis brevius stipitatis e. s. p. Planta Sommerfeltiana 

 allata ad novam, si placet, varietatem (7. flexuosani) potest referri, magis etiam 

 quam /?. depauperatam, crusta tenuissima, albicante I. subnulla , apotheciorum sti- 

 pitibus elongatis, ilexuosis. Sporae simplices, orbiculares, fuscidulae, diam. 

 0,003 5 mm. 



Calicium quercinum Smrft. Suppl. p. 180 in herb, ejus deest et haud 

 dubie earn ob caussam receptum est, quod C. claviculare Wnbg. pro hujus 

 synonymo habitum est. Quae igitur species inter lichenes arcticos non est ad- 



mittenda. 



~. Uibi i * i;i') l-)i,-i 



71. Comociibe Ach. 



->"":' 11 ' 

 Thallus crustaceus uniformis I. obsoletus; apothecia stipitata, sphaen- 



