351 



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

 laevigata, albo-cinerasccnte 1. obsolcta; apotheciis clavato-turbinatis 1. obova- 

 tis', disco demum prominente, umhrino, excipulo flavo-viridi-pruinoso, stipi- 

 tibus brevibus, gracilibus, fusco-nigris. 



Syn. Calicium chlorellum Ach. Univ. p. Û39, Syn. p. 60, Vet. Ak. 

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



Caliclum pliaeocepltalum * chlorellum Fr. L. E. p. 395. 

 In parietibus ligneis Lapponiae australioris parcius (Wnbg.). 

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

 desunt; in herb. Agrel. adest tarnen specimen vix dubie authenticum. — Sporae 

 simplices, orbiculares, fuscidulae, diam. 0, do j — o mm. 

 * * excipulo albido-pruinoso. 



3. Ch. trichialis (Ach.) /3. fl if armis (Sch a er.): crusta e srjuamulis 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, hliiormibus, nigris 1. totis albido- 

 pruinosis. 



Syn. Caliclum claviculare Wnbg. Lapp. p. 485. 

 Calicium brunneolvm Smrlt. Suppl. p. 182. 

 Calicium trichiale ß. filiforme S c ha er. Enum. p. 172. 

 Ex s. 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. I8l6 p. 277, Fr. L. E. p. 389, Schaer. Enum. p. 172; Cijphelium 

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

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

 allata ad novam, si placet, varietatem (y. flexuosam) potest referri, magis etiam 

 quam ß. depauperatam, crusta tenuissima, albicante 1. subnulla , apotheciorum sti- 

 pitibus elongatis, tlexuosis. — Sporae simplices, orbiculares, fuscidulae, diam. 

 0,003 — 5 mm. 



Calicium (juercinum 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. 



71. Coniocybe Ach. 

 Thallus crustaceus uniforniis 1. obsoletus; apothecia stipitata, sphaeri- 



