138 Kryptogamen. — Flechten. 



subintegro, nigro-fusca; paraph. capillares; sporae 3-nae in tliecis uniseriatae, polari- 

 dyblastae ellipsoideae, 20- 30 m lg., 12-20 m er. — Cephalodio cefltrali (d. 6-10 mm.) 

 pluribusve depressis radiatim rimosis concoloribus. — Auf Felsen, Kerguelens Land. 



296. Af. Ämphiloma Debanense Bagl. 8, p. 244. Thallus areolato-rimulosus ambitu lacini- 

 atus arete adnatus, laciniis simplieibus interdum torulosis, vix inciso-lobulatis applanatis, 

 miniatus. Apotbecia innata v. parum emersa exigua miniata margine dilutiore ; paraph. 

 crassulae, apice flavescentes; sporae 8-nae in thecis clavatis, polari-dyblastae, elliptico- 

 elongatae v. obtuse fusiformes, parvulae, 2— 3-plo lg. q. er. — Auf Granit, Abyssinien. 



297. e. P. dissidens Nyl. 40, p. 298. Subsp. esse possit P. murorum, sed laciniis magis 

 discretis et subliberis. Colore thalli vitellino et laciniis planioribus (planiusculis v. 

 convexiusculis) differt a P. elegante. Sporae 9~16 m lg., 5— 7 m er. - Auf Schiefer- 

 dächern, England. 



rlatygrapha, siehe Schismatomma. 

 FSOrOma siehe Placodium. 

 Pterygilim siehe Pannaria. 



Pyrenopsis, Collemopsis, Magmopsis. 



298. Af. P. agnascens Stirt. 47, p. 92. .Thallus tenuis fuscescens, vix ullus et tantum apo- 

 theeiis vicinus. Apothecia convexa parva (d. 0,1— 2 mm.) fusca; paraph. graciles parcae 

 incol.; hypothecium coeruleo-nigrum ; sporae 4— 8-nae, 3-septatae, oblongae v. fusiformi- 

 oblongae, 11— 15 m lg., ß 1 ,^— 4 1 / 2 m er. — An Grashalmen. 



299. B. C. caesia Nyl. 38, p. 7. Accedit ad C. ripariam (Arn.), sed thallus caesius, apothecia 

 rufescentia et sporae nonnihil aliae (15 — 19m lg-, 7 — 8 m er.) J gel. thecii dilute 

 coerulescens, dein thecae fulvescentes. — Auf Kalk, Frankreich. 



300. e. P. concordatida Nyl. 42, p. 440. Thallus scabrido-opacus tenuis, demum areolatus, 

 rugosus obscure fuliginascens. Apothecia innata punetiformia, demum sublecanoroidea 

 (d. 0,2—3 mm.), thallo marginatula, subconcoloria; paraph. vix ullae; sporae in thecis 

 oblongis 8-nae ellipsoideae, 12— 18 m lg., 6— 10 m er. — Auf Steinen, Finland. 



*3ül.Af. P. pellia Stirt. 64, p. 366. Thallus granuloso-furfuraceus tenuis nigricans. Apo- 

 thecia lecanorina coneava minuta margine thallino prominula, concoloria, intus pur- 

 purascentia, praesertim hypothecium ; paraph. parcae graciles ; sporae 8-nae, 1-septatae, 

 ellipsoideae, 8V2— 9m lg., 5— 6 m er. — Auf Lecanora pyracea (Thallus) an Felsen, 

 Capverdische Inseln. 



302. e. M. pertenella Nyl. 39, p. 102. Thallus subfurfuraceus subsquamuloso - diffractus 

 tenuis opacus fuliginosus. Apothecia (d. 0,13—14 mm.) innata excipulo nigro, iutus 

 alba; paraph. graciles sat parcae v. subevanescentes ; sporae 8-nae, 1-septatae, ovifor- 

 mes, 14— 16 m lg., 6— 7 m er. — Auf Kalk, Finland. 



303. E. P. phylliscella Nyl. 39 , p. 102. Thallus squamulosus , squamulis subverruculoso- 

 inaequalibus subadnatis aggregatis (sed non contiguis), rotundo-difformibus (lat. 0,5—9 

 mm., er. 0,3—4 mm.), fusco-nigricans. Apothecia conferta endocarpoidea minutissima 

 (5— 15-na in siugulis squamulis), epithecio punetiformi concolori, margine thallino cinc- 

 tulo; paraph. gracilescentes parcae; sporae 8-nae oblongo-ellipsoideae, 5— 7m lg., 8m 

 er. — Auf Kieselgestein, Schottland. 



Ramalina. 



*304. Af. B. aulota Stirt. 64, p. 374. Thallus erectus brevis parce ramosus compressiusculus, 

 passim lacunosus subinanis ochroleuco-pallidus. Apothecia terminalia v. subterminalia 

 plana majuscula subpedicellata margine integro; paraph. vix distinetae; sporae 8-nae, 

 8-septatae, reetae ellipsoideae, 9— 12 m lg-, 5V 2 —6 l ! 2 m er. — An Felsen, Teneriffa. 



* 305. Am. B. Bermudina Stirt. 64, p. 370. Thallus depresso-caespitosus, sat late expansus, 

 rigescens, laciniatus, laciniis linearibus dichotome multifidis, pallidus v. stramineo-palli- 

 dus v.-rufescens , subnitidus. Apothecia marginalia subpedicellata coiicava majus- 

 cula margine integro, cervina v. pallide rufescentia; sporae 8-nae, 1-septatae, oblongo- 

 ellipsoideae saepe curvulae, 10 16 m lg., 5 m er. — An Zweigchen, Insel Bermuda. 

 306. e. B. Gumowii Cromb. 42, p. 441. Thallus fruticulosus graoilentus, parum ramosus, 

 teretiusculus v. compressiusculus (alt. c. 8 centim., lat. c. 0,5-1,0 mm.), subrigescens, 



