EUCAITPTUS RAVBRETIANA. 



It is well deserving of trial-culture for industrial purposes, especially as it is also so ricli in 

 volatile oil, the particular qualities of wMcli in this instance have never yet been tested. 



In all likelihood this will prove one of the most eligible of Eucalypts in wet tropical countries 

 for comparatively quick production of a superior hardwood-timber, and likewise also for hygienic 

 purposes, the evolution of one of the most powerfiil of all antiseptics, the double oxyd of hydrogen, 

 standing in proportion to the copiousness of essential oil in the foliage of these kinds of trees. 



I am stOl unacquainted with the form of the young seedlings, which in many iastances 

 present characteristics peculiar to particular species. 



Explanation of Analytic Details. — 1 and 2, calyx, the M removed ; 3, loDgitndinal section of an nnex- 

 panded flower ; 4 and 5, front- and back-view of a stamen ; 6, style with stigma ; 7, longitudinal section of fruit ; 

 8, transverse section of fruit; 9, fruit before opening; 10, ripe fruit; 11, fertile seeds ; 12, sterile seeds; variously 

 magnified. 



