181 
tain was 4,000 feet high. Nos. ee were secured on 
August 1, and on August 2 nos. 1299-13 
On August 3, guided by the general es referred to, we 
visited a ravine about one hour's ride to the northwest of Mar- 
melade. It was a wild and picturesque place, with perpendicular 
sides, the water rushing down in silvery cascades. os. 1329- 
1373 were secured here, comprising many interesting species. 
lain, at La Hotte Rochée, Clump 
Fic. 38. Xerophytic region on tk ‘ives p 
of grass in center is Uniola virgata (Poir.) Griseb. 
The vegetation, that of humid conditions, was quite in contrast 
with that of the pinelands of the day before 
The atmospheric conditions at our camp in the pinelands 
interested me exceedingly. e minimum temperature for the 
three nights we spent there was 62° with a humidity of 98 
cent. This, of course, resulted in heavy dews, the vegetation fa 
the morning dripping with moisture. The day temperature dur- 
ing the same period did not exceed 83”, with a humidity of 
about 50 per cent. To me this was an ideal condition of things 
