COL. HALL’S EXCURSIONS. 327 
remarks and investigations, so that this expedition wiil be 
important in all respects and worthy to be recommended to 
every friend of Science. We especially bespeak for it the 
favour of those who are actual members, or who intend to 
join our Society, for which the main object is botany. 
We hope that such persons as may desire to possess 
Caucasian plants, when sending us the amount of. these, 
will also be willing to join in subscribing to an enterprise 
which has so just a claim on their confidence and encourage- 
ment. 
Proressor HOCHSTETTER, Dr. STEUDEL. 
ESSLINGEN rn BAVARIA, April 5, 1834. 
eyo 
EXCURSIONS 1x rar NEIGHBOURHOOD or QUITO, 
AND TOWARDS THE SUMMIT or CHIMBORAZO, rx 1831. 
By CoroNEL HALL, or QUITO. 
(Communicated by the Author.) 
EanLy in July, 1831, M. Boussingault, well known to the 
Scientific world, arrived in Quito, for the purpose of exa- 
mining the most interesting points of the country, especially 
with a view to their volcanic and mineralogical character. 
I gladly embraced the opportunity of making new or repeat- 
ing old excursions, in company which would render them 
doubly interesting. 
Before entering into the detail of our various rambles, it 
may make them more intelligible to premise a short general 
sketch of the mountainous region they embraced. 
By casting a glance on the Map of Colombia, compiled 
by A. H. Brué, it will be observed that the portion of the 
great mountain chain, which may be called the Quitinian 
