&4 
BIBLIOGRAPHY, 
§ 2. Natural and Economical Science. 
Anderson, (Alexander Williams.) Essay on the Culti- 
vation of the Sugar-Cane in Trinidad. Port-of-Spain, 
1848.; 
Caxrd, (Henry William, M. A.) On Earthquakes. Tran- 
sactions of the Scientific Association of Trinidad, p. 13. 
Cruger, (Herman.) Die Entwickelung der Blume von 
Napoleona imperialis Beauv. Botanische Zeitung 1860. 
pp. 361—366. 
On the flower-organs and on the affinities of Napoleona . 
Cruger, (H.) Zur Kenntniss der Hymenophyllaceen von 
H. Criiger. Botanische Zeitung. 9 Nov. 1860. 
Observations, accompanied by figures, on the fructifica- 
tion of the genera Trichomanes and Hym enophyllum. 
Cruger, (H.) Notes on the Fecundation of Orchids and 
their Morphology. Linnean Transactions, 1864. 
Befers more particularly to the agency of Insects in the 
fertilisation of Catasetum and Coryanthes. 
Cruger, (H.) On the Meteorology of Trinidad. A Paper 
read before the Scientific Association of Trinidad. Il- 
lustrated by Diagrams. With an Obituary Notice of the 
Author, by Alexander Williams Anderson. London, 
8 vo. 1864. 
Cruger, (H.) A Descriptive Catalogue of the Collection 
sent from the Island of Trinidad to the International Ex- 
hibition of 1862. London, 1862. 
Contains much useful information on the vegetable pro- 
ducts of Trinidad. 
DeVerteuil, (Louis Antoine Aime, M.D.) Essay on 
the Cultivation of the Sugar-Cane in Trinidad. Port-of- 
Spain. 1848. 
