34 Deutsche Südpolar-Expedition. 



ß) Apothecia immarginata, paraphyses discretae . . /.. amylacea Ach. 

 I)) Apothecia innata. 



«) Apothecia submarginata, paraphyses non distinetae, 



epitheehun obscure coerulescens; pyenoconidia brevia /.. homalotera Nyl. 

 //) Apothecia immarginata, pyenoconidia longa, curvata /.. disjungenda Crombie. 

 Y) Apothecia Lateraliterperithecio fuligineo cineta, pyeno- 

 conidia longa, curvata L. subdisjungenda A.Zahlbr. 



C. Hypothecium fnscum, rubricoso-fuscum, fnscescens vel 

 nigricanti-fuscum. 

 a) Apothecia innata. 



ri) Thallus KHO flavens, perithecio fuligineo non evoluto /,. Eatoni Crombie. 

 />') Thallus K 11 O — . perithecio fuligineo lateraliter 



evoluto L. endocyanella A. Zahlbr. 



I>) Apothecia sessilia, adpressa vel prominula. 



*) Paraphyses gelatinoso-concretae, apothecia pro- 

 minula L. sincenda Nyl. 



**) Paraphyses filiformes, concretae. 



§) Terricola, thallus K II O — . apothecia uiox 

 convexa, pyenoconidia cylindrica, brevia, reeta. 



— 8 XI," L. assimilata Nyl. 



§§) Saxicola, thallus KHO demum sanguineus, 

 apothecia parva, plana vel subplana, pyeno- 

 conidia longa, curvata. usque 25 fi longa et 

 1 ," lata /.. Werthii A. Zahlbu. 



5. Lecidea perusta Nyl. apud Crombee in Journ. of Botany, New Series, vol. IV (1875) 

 pag. 334; Crombie in Journ. Linn. Soc. London. Hot., vol. XV (187(5) pag. INS. in Philosoph. 

 Transact. Roy. Soc. London, vol. CLXVID (LS?!)) pag. 51. et in Report Voy. Challenger, Bot., 

 vol. I (1885) pag. 238. 



Lecidea fuscoatra Bab. apud Hook., Flora Antarct., vol. II (1847) pag. 539 non Ach. 

 Plateau des Stationsbergs, auf lose umherliegenden Steinen (Werth). 



Von dieser Flechte liefen nur sterile Proben vor, und insofern ist die Bestimmung nicht 

 absolut sicher. Die Beschreibung ' Nylanders paßt indes auf den sterilen Thallus vollkommen. 



6. Lecidea phaeostoma Nyl. apud Crombie in Journ. of Botan., New. Ser., vol. IV (1875) 

 pag. 334: Crombie in Journ. Linn. Soc. London, Bot., vol. XV (1876) pag. 187, in Philosoph. 

 Transact. Roy. Soc. London, vol. CLXYIII (187!)) pag. 50, et in Report Voy. Challenger, Bot., 

 vol. 1 (1885) pag. 237. 



I ballus epilithicus, tenuissimus, effusus, laevigatus, continuus, rarius rimulosus, plumbeo- 

 emerascens, cinereo-albidus vel ochraceo-cinerascens, Kilo Elavens, lineis nigris vel cinereo- 

 mgricantibus decussatus, hyphis medullaribus non amylaeeis. Apothecia sessilia dispersa vel 

 approximata, parva, ad 1 nun lata, rotunda vel subangulosa, margine nigro, nitido, crassrasculo, 



