1902 VEGETATION AT WOODS HOLE 445 
stools, and only close to their bases may the visitor here find 
footing. Clumps of Vaccinium corymbosum and Leucothoe show 
that these shrubs survive shading better than the other members 
of the bygone thicket. Between the trees a rod may be thrust 
Fic. 5.—Chamaecyparis swamp: 
If one succeeds in 
nd dark pool per- 
ome idea may 
ion, except 
“own 5 Meters without touching bottom. 
making his way to the center, he finds a deep 4 
4Ps 50 meters in diameter, of whose appearance 5 
pprned from fig. 5. On its surface is no vegetat 
- ees. Long 
tder clinging to the spreading roots of the tr 
