27 
The plan of the expedition was to examine the vegetation of 
a 
flora of the contiguous waters, but imperfections in the apparatus 
made this impossible, 
at Island was first visited. Here much was found of interest. 
The flora of the sand dunes, which constitute a feature familiar to 
those who have visited the ee was st studied Specialy at ae 
time. The er par 
ae eae dae: Tacda and ees with a few live oaks 
cattered localities. The herbaceous vegetation is that typical 
of pine barrens. The dunes are confined to the eastern part of 
the island. 
Isle a Pitre, to the west of Cat Island, was the next stopping 
place and was the first of the “shell islands’’ studied. Here 
was seen the first of the very flat, muddy marshes characteristic 
of the region later to be visited. The seaward side of these 
ri Ss . 
The most prevalent fleshy plant of these salt marsh islands, of 
which this is an example, is Batis maritima, oe 2d by various 
species of Sa/icornia, the samphire or glassw 
rom Isle a Pitre the course was laid to et ee Island, then 
outside of Door Point to Brush Island, where the night of August 
in’s and Sam Holmes Islands occupied 
tr 
of which have the peculiarity of growing upward out of the mud 
into the air, and are, in fact, breathing organs ; these plants grow 
always on muddy seashores. 
