496 Kryptogamen. — Flechten. 



53. Dickie. Diatomees from Lake Nyassa. (No. 10.) 



Von deu 32 aufgefundenen Formen sind 30 allgemein verbreitet, Diadesmis bisher 

 nur in Westindien gefunden, nur eine Art ist neu. 



54. Shrubsole. Diatoms from London Clay. (No. 37.) 



Diese geologische Formation enthält drei- und viereckige , elliptische und runde — 

 ulso wohl marine — Diatomeen. 



IV. Flechten. 



Referent: E. Stahl. 

 Verzeichniss der besprochenen Arbeiten. 



1. Almquist, S. Monographia Arthoniarum Scandinaviae. (Ref. 40, S. 604.) 



2. Arnold, F. Lichenologische Ausflüge in Tirol XX. (Ref. 38, S. 504.) 



3. ~ Lichenologische Fragmente XXI. (Ref. 37, S. 504.) 



4. Babikoff. Entwickelung der Cephalodien auf dem Thallus von Peltigera aphthosa. 



(Ref. 12, S. 499.) 



5. Baglietto. Lichenes Jnsulae Sardiniae. (Ref. 33, S. 503.) 



6. Borbäs, V. Flechten von Budapest. (Ref. 39, S. 504.) 



7. Cooke. The dual-Lichen Hypothesis. (Ref. 3, S. 497.) 



8. Brisson, ,T. P. Supplement ä l'examen critique de la th^orie de Schwendener. 



(Ref. 4, S. 497.) 



9. Crombie. Observations on microgonidia. (Ref. 7, S. 498.) 



10. — Additious to the British Ramalinei. (Ref. 27, S. 502.) 



11. — New British Lichens. (Ref. 28, S. 502.) 



12. — On the Lichens of Dillenius „Historia Muscorum". (Ref. 21, S. 502.) 



13. — Correlation of the Lichens in Robert Brown's „Chloris melvilliana". (Ref. 4Gb, S. 506.) 



14. - Botany of Kerguelen Island. (Ref. 51, S. 501.) 



15. — Enumeration of Australien Lichens. (Ref. 50, S. 506.) 



16. Cunningham. On Mycoidea parasitica. (Ref. 11, S. 498.) 



17. Dutailly, G. Observations sur la Natare des Lichens. (Ref. 9, S. 498.) 



18. Elfving. Anteckniugar om Vegetationen Kring Floden Svir. (Ref. 41, S, 505.) 



19. Fries, Th. On the Lichens coUected during the English Polar Expedition of 



1875—1876. (Ref. 45, S. 505.) 



20. Knight. Contribution to the Lichenographia of New-Zealand. (Ref. 49, S. 506.) 



21. Krempel huber, V. Lichenes collecti in republica Argentina. (Ref. 48, S. 506.) 



22. Leighton. The Lichenflora of Great Britain etc. (Ref. 24, S. 502.) 



23. — New British Lichens. (Ref. 25, S. 502.) 



24. — New Irish Lichens. (Ref. 26, S. 502.) 



25. Lindsay. Experiments of the colorific properties of Lichens. (Ref. 13, S. 500.) 



26. — Fossil Lichens. (Ref. 18, S. 501.) 



27. Mal brauche. Les Lichens des Murs d'Argile. (Ref. 30, S. 502.) 



28. Minks. Das Microgonidium. (Ref. 5, S. 497.) 



29. Müller, J. Diagnoses de quatre especes nouvelles de Lichens. (Ref. 31, S. 503.) 



30. — Lichenes Japonici. (Ref. 46, S. 506.) 



31. — Notice sur la uature des Lichens. (Ref. 6, S. 497.) 



32. — Repouse de M-; le professeur Müller. (Ref. 10, S. 498.) 



33. — Lichenologische Beitrüge VIII, IX. (Ref. 22, S. 502.) 



34. — Lichenes aequinoctiali-americani. (Ref. 47, S. 506.) 



35. Norrlin. Symbolae ad Floram Ladogensi-Karelicam. (Ref. 42, S. 505.) 



36. Nylander. Premiere herborisation de la Societe cryptogamique de France. 



(Ref. 32, S. 503.) 



