( 266 ) 



parum ultra; spora; 8"* elHpsoidese multiloculares (lere murali- 

 divisoe), longit. 0,021-29 millim., crassit. 0,009-11 raillim. — 

 Supra terram arenosam prope Cannes Galliae meridionalis lecta 

 a D. Bornet. 



B. — Thallus crustaceo-diffraclus', inlus alveolis rolundalis excavalus, elemenlis 



filamentosis nullis. Apolhecia innala, paraphyscs arliculatce, spora sim- 

 pliccs; gelalina hymenea iodo ccerulescens. Slerigmata simplicia tenuia. 

 Sp. 2-3. 



2. C diffractiim Nyl. Nouv. Classif. Lich. 2 mem., p. 198. Thal- 



lus olivaceo-ater, passim c«sio-pruinosus, areolato-difTractus , 

 apothecia obscure fusco-nigra concaviuscula, singulum in pro- 

 tuberantia parva areolae thallinffi insidens, vix 0,4 millim. latiora, 

 margine thallino valde obtuso iis fere concolore; sporse 8"* elli- 

 psoidete Simplices longit. 0,011-15 millim., crassit. 0,005-8 

 millim. — Ad rupes calcareas prope Beaucaire Galliai meridionalis, 

 immixtum cum Pannaria triptophylla var. coesia (Duf.). 



3. C pyreiiopsoides. Lecanora pyrenopsoides Nyl. Coll. Gall. mer. 



pyren. p. 15 (1). — Ad saxa calcareo-schistosa prope Luchon 

 (Cazaril), loco humidiusculo. Thallus fusco-niger opacus tenuis 

 granuloso-areolatus, vel fere continuus, scabriusculus, apothecia 

 concolora urceolata. 



C. — Thallus umhilicalo - adfixus . inlus alveolis aliis majoribus aliisque viinori- 



bus excavalus, cavilalibus q/lindricis lubulosis nullis. Lporm simplices; 

 gelalina hj-meneaiodo ccerulescens. Slerigmala el spermalia ul in Ompha- 

 lariis . Sp. 4-3. 



4. C. imiiiMMilariimi Duf. Nyl. Alger, p. 319; Omphalaria num- 



miilaria DR. et Mont. Alger, p. 200, pr. p. — Ad saxa calcarea 

 prope Beaucaire Gallife merid. el in Algeria. Apothecia pla- 

 niuscula. 



5. C iiotliiloi^iiBii Nyl. in hb. Lenormand. Thallus niger, obsolete 



caesio-niger, nodulosus , conglebatus , glomerulos efficiens maju- 

 sculos, apothecia fere concolora vel obscure rufescentia, parum 

 impressa, extus saspius vix conspicua, licet copiosa; spora) 8"* 



(1) Olim banc speciem Lccanoris junxi, neglecto examine gianoriimgonimoruni, 

 quffi locum eidem hie potius qiiani inter Pannarieos indicent. 



