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68. Antarctica as the source of existing ferns. Proceed. 6th Pacif. Sci. Congr. 



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77. Du RiETZ, G. E. Two new species of Euphrasia from the Philippines and their phyto- 

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79. Dlsex, p. Uber die tertiare Flora der Magellanslander. Wiss. Ergebn. schwed. Exp. 

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81. Du ToiT, L. Our Wandering Continents. Edinburgh and London 1937. 



82. Observations on the evolution of the Pacific Ocean. Proceed. 6th Pacif. Sci. 



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84. Enderi.ein, G. Die DijUcrenfauna der fuan P'ernandez-Inseln und der Oster-Insel. 



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85. Engi.ek, a. Versuch einer Entwickelungsgeschichte dcr Pflanztnwelt seit der Tertiar- 



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86. EN(;i.ER'r. S. La Tierra de Hotu Matua. Valparaiso 1948. 



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88. • The Labiatae of Chile. Rev. Universitaria 22, 1937. 



89. — • —  The distribution of the American Labiatae. Proceed. 6th Pacif. Sci. Congr. 



1939, IV. Berkeley 1940. 



90.  Distribuci6n geogrdfica y parentesco de las Labiadas de la America del Sur. 



Rev. Universitaria 25, 1940. 



