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extinction. Bot. Mag. Tokyo 24 1910. S. 197 — 220. 

 Gabbe, E. Ueber Selbstentzündung der Steinkohle. Cbl. Bakt. 28 1910. 



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Gordon, W. T. Preliminary note on the structure of a new Zygopteris, 

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Gothan, W. Die fossilen Holzreste von Spitzbergen. Kgl. Svensk. Vetenskaps- 

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— Botanisch-geologische Spaziergänge in die Umgebung von Berlin. Leipzig, 



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Harper, R. M. Preliminary report on the peat deposits of Florida. Annual 

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Hartz, N. Bidrag til Danmarks tertiaere og diluviale Flora. Danmarks 



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 Hickling, G. The anotomy of Calamostachys Binneyana, Schimper. Mem. 



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Holden, H. S. Note on a wounded Myeloxylon. N. Phytol. 9 1909. S. 253 

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Hollick, A. The fossil flora of New York and vicinity. Journ. New York 

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— A new fossil Polypore. Mycologia 2 1910. S. 93 — 94. 



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— On the affinities of the genus Yezonia. Ann. of Bot. 24 1910. S. 767 



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