NICHOLS: THE VEGETATION OF CONNECTICUT 257 
a ae of flood plain development may well be 
ae as Stage (Fie. 8). The surface of the ground 
covered oe son a shorter period during summer, but is 
ge a er during winter. Certain algae, such as Vaucheria 
Sie 3 os ey ae here, as are also ephemeral bryophytes, 
Ee Sooiiaant i p ig Be and Physcomurium immersum. The 
ba aiats (or es plants are either annuals or herbaceous 
See | iennials)—forms which are able to develop between 
ssive periods of submergence. On the lower, muddier parts 
at East 
and cottonwood 
F ‘ 
a 8. A typical, low, flood plain strand along the Connecticut River, 
sor. Vegetation mostly herbaceous, but seedlings of willow 
abundant. 
bious 
as 
ith more or less pronounced amphi 
ell represented: such, for example, 
Penthorum sedoides, and 
haracteristic of the 
of the strand, species w 
proclivities may be w 
Echinochloa Walteri, Eleocharis aciculare, 
Ludvigia palustris. A list of other species ¢ 
strand stage is here given. 
Equisetum arvense Polygonum pennsylvanicum 
Panicum agrostoides Radicula palustris 
Leersia virginica Gnaphalium uliginosum 
Cyperus strigosus Ambrosia trifida 
Juncus effusus Xanthium echinatum 
Rumex crispus Bidens vulgatum 
