{ ). Merrill, G. K. Lichen notes No. 12. The Cladonia speci- 

 mens of "Liclienes Boreali-Americani." Bryologisl 12: 90 94. 

 1909. 



10. Robbins, C. A. The identity of Cladonia Beaumontii. 

 Rhodora 29: 133 138. pi. 157. 192 7. 



11. . The identity of Cladonia lepidota Fries. Rhod- 

 ora 31: 101 106. pi. 187. 1929. 



12. Robbins, C. A., & Blake, S. F. Cladonia in the Dis- 

 trict of Columbia and vicinity. Rhodora 33: 145 159. pi. 210 

 212. 1931. 



13. Sandstede, H. Cladoniae exsiccatae. Berichtigte Ueber- 

 sicht. 1-66. Westerstede, 1930. 



14. Thompson, J. W., Jr. Field trip of December 10 [1933]. 

 Torreya 34: 21-22. 1934. 



15. Torrey, R. H. Lichen observations on winter walks of 

 the Club. Torreya 32: 45-47. 1932. 



16. . Unusual lichen occurrences. Torreya 32: 1 66— 



167. 1932. 



17. . Lichen excursion at Andover, New Jersey. Tor- 

 reya 33: 49-50. 1933. 



18. . Cladoniae in the range of the Torrey Botanical 



Club. Torreya 33: 109 129. pi. 1-4. 1933. 



19. — . Swamp survivals near Moonachie, New Jersey. 



Torreya 33: 130-132. 1933. 



20. Tuckerman, E. Genera Lichenum: an arrangement of 

 the North American lichens, xv, 283. Amherst, 1872. 



21. . A synopsis of the North American lichens: Part 



I, comprising the Parmeliacei, Cladoniei, and Coenogoniei. xx, 

 262. Boston, 1882. 



22. Vainio, E. Monographia Cladoniarum universalis. Pars 

 prima. Acta Soc. F. et Fl. Fennica 4: 1-510. 1887. Pars secunda. 

 Ibid. 10: 1-499. 1894. Pars tertia Ibid. 14: 1-268. 1897. 



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New Haven, Connecticut 



