204 



in Fr. L. E. p. 135 trahitur, est planta morbosa, semiputrescens, in cujus a- 

 potheciis neque sporas neque paraphyses ascosve detegere licuit. Certe deter- 

 minari igitur non potest; id tarnen pronuntiare audeo, earn ad hanc speciem non 

 pertinere sed forsan esse statum senilem, obsoletum Lee. subfuscae var. hypno- 

 rum. 



5. L. atra (Huds.): crusta subtartarea, inox granulato-verrucosa, 

 albo-glaucescente, hypotballo nigro; apotheciis sessilibus, demum convexis, 

 atris, politis, margine tballode persistente, integro. 



Syn. Lecanora atra Ach. Univ. p. 344 (excl. var. y. \p et e?J), Syn. 

 p. 146 (excl. var. ß [et j-]), Sch a er. Enum. p. 72 (a et £), Mass. Rich. p. 

 4, Koerb. Syst. p. 139. — Parmelia Fr. L. E. p. 141 (excl. ß.\ 



Lichen tephromelas Wnbg. Lapp. p. 411. 



Exs. Sch a er. n. 307 (saxic). 



Ad saxa, arborum frondosarum truncos, ligna fabrefacta e. s. p. in 

 inferalpinis sylvaticisque regionis totius Scandinaviae passim; in Groenlandia 

 (distr. Julianeshaab) et in ins. Spitsbergensibus (Norden skj.). 



Asci inQato-clavati, paraphyses validiusculae, apice incrassatae et nigri- 

 cantes, laxe cohaerentes; sporae oclonae, ellipsoideae, hyalinae, simplices, 0,oi2 — 14 

 mm. longae et 0,oor>— ü mm. Iatae. 



6. L. subfusca (L.): crusta tarcareo-cartilaginea, contigua, laevi- 

 gata, dein rimuloso-verrucosa, cinerascenti- 1. glaucenti-albida, hypotballo al- 

 bido obsoleto; apotheciis sessilibus, disco fusco I. fusco-atro, plus minus 

 piano, nudo, margine erecto, subintegro, persistente; ascis subclavatis, 

 sporis ellipsoideis 1. suboblongis. 



Syn. Lecanora subfusca Ach. Univ. p. 393 et Syn. p. 157 (p. p.), 

 Smrft. Suppl. p. 93, S c ha er. Enum. p. 73 (p. p.), Mass. Rich. p. 5, 

 Koerb. Syst. p. 140. — Lichen Wnbg. Lapp. p. 407 (excl. var. /S). — 

 Parmelia Fr. L. E. p. 136 (p. p.). 



Exs. L. Su. n. 250. — Schaer. n. 308. 



/3. hijpnorum (Wulf.): crusta verrucoso-rugulosa, alba; apotheciis ma- 

 jusculis, subplanis, nitide fuscis, margine tenui integro, demum flexuoso. 



Syn. Lecanora epibryon Ach. Univ. p. 396 (excl. ß.), Syn. p. 156, 

 Wnbg. Lapp. p. 408. 



Lecanora subfusca y. epibryon Smrft. Suppl. p. 93. 

 Lecanora subfusca v. hypnorum Schaer. Enum. p. 75, Mass. Rich, 

 p. /. 



