The Vegetation of Jaluit Island. 



By 

 Gen-iehi Koidzniiii. 



In the winter of 1914, I received the appointment of botanist 

 of the scientific exploration sent to Micronesia by the Educational 

 Department of Japan. Our exploring party left Yokosuka at 

 noon of December 20, 1914, and returned on February 13 of 

 this year, nearly two months having been consumed on the trip, 

 during which, short stops were made on Truk, Ponape, Kusai, 

 Jaluit, Angaur, Palau, Yap and Saipan island, on the most of 



them small collections 

 of plants were made. 

 Before proceeding to 

 discuss the phy togeogra- 

 phy of Micronesia, I will 

 here give some accounts 

 concerning Jaluit island. 

 Jaluit island is an 

 atoll, lying in longitude 

 169° 30' E., latitude 6° 

 N., and about 30 miles 

 long in a north-west and 

 south-east direction, 18 

 miles broad east and 

 west, and no-where ris- 

 ing more than five feet 

 above high tide, except- 

 ing where, in a few 

 places, coral blocks have 



