VOL. XXIV. OCTOBER, 10. NO. 285. 



THE 



BOTANICAL MAGAZINE. 



►**« 



CONTENTS. 



Ishikawa, ]£. :— Ueber die Zahl der Chroraosomen von Ginkgo biloba. 



(3 Fig. im Text.) 225 



Makino, T. :— Observations on the Flora of Japan. (Continued from 



p. 221.) 227 



Takeda, H. :— Beitrage zur Kenntnis der Flora von Hokkaido. 



(Continued from p. 180.) , . 235 



Articles in Japanese : — 



Hattori, H. :— The Microbiology of the Water-Supply. (Continued 

 from p. 225.) (297) 



Current Literature : — 



Lawson, A., : — The Gametophytes and Embryo of Sciadopitjs ver- 

 ticilata. — Drew, G. H., The Reproduction aud early Development 

 of Laminaria digitata and Laminaria saccharina (312) 



Miscellaneous : — 



The Chromosomes of Ginkgo biloba. — Germination-Experiment of the Seed of Salix. 

 — The Test for Tannin in the Living Rant and the Significance of Tannin in 

 Spirogyra. etc. 



Proceedings of the Tokyo Botanical Society. 



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