LICHENES. 1 1 



.]fit/if Terror. 



On storie : 



Gyrophora anthracina. 

 Xenropogou melaxanthus. 



Highest point reached (5000 feet) mi rtJ<je of TFc.v/.r// Mountain^. 

 On stone : 



Lecanora subfusca. 



The following papers have been referred to in the course of this Report on the 

 lichenes of the ' Discovery ' : 



1. BLACKMAN, V. H. Lichenes. Report on the Collections of Natural History made in the Antarctic 



regions during the Voyage of the 'Southern Cross.' London, 1902, p. 320. 



2. DARIIISHIRE, 0. V. The Lichens of the South Orkneys. Transact, and Proceedings of (lie 



Botanical Society of Edinburgh, vol. 2:5, pp. 105-110, plate 23, 1005. 



3. FRIES, TH. M. Lichenographia Scandinavica. ITpsalise, 1871-1874. 



Lichenes antarctici. Nyt Mag. f. Naturvideuskab. Bind 4n (1!><>2), p. 208. 



4. HOOKER, J. D. The Botany of the Antarctic Voyage of H.M. Discovery Ships ' Erebus ' and 



' Terror,' in the years 1839-1843. London, 1847. (Flora antarctica.) 



5. HUE, A. M. Lichens. Expedition Antarctique Franpaise (1903-1905), cominandee par le Dr. Jean 



'Charcot. Paris, ID us. 



6. XYLANDER, "W. Synopsis Methodica Lichenum. Paris, 1858-l*(ln. 



7. TUCKERMAN, E. A Synopsis of the North American Lichens. Boston and New Bedford, is.s2-ls8,x. 



8. VANHOEFFEN, E. Veroffentlich. Instituts f. Meereskunde, Heft 5, pp. 143-151. Berlin, 1903. 



9. W.UNIO, E. A. Lichens. Rcsultats du Voyage du S. Y. 'Belgica' en ls'.i7-l,s'.(9. Expedition 



Antarctique Beige. Anvcrs, 



DESCRIPTION OF PLATE. 



Km. 1. Lffiiitin-ii lii/'i/r. Veitical section of apothecium, showing the gonidia under the hypothecinni and 

 the small granules at the lower end of the stalk of the apothecium. Magnilication Inn. 



Kic. 2. Lecann/;/ i>.r/if<iu/is. Vertical section of apothecium, showing the gonidia under the hypothecium 

 and the loose hyphae infgstingthe moss-plant on which the lichen is growing. Magnification Inn. 



FIG. 3. Bitellifl qiiei'i-iini. Plant in situ on dark basic lava from Granite Harbour. Natural size. 



Fin. 4. Buellia frigida. Plant in situ on felspar porphyry from unknown locality. Natural size. 



Km. 5. Piirnii'li/i iji/iirtu. Plant in situ on dark basic volcanic ash from Granite Harbour. Natural size. 



