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its prime. When properly developed, as on flat, muddy shores,
the velvety stratum frequently carpets the mud, with its intense
green coating, over a very large extent of surface. The
filaments of which the mass consists are inextricably and most
closely woven together.
To the naked eye K vehtina bears a close resemblance to the
fresh-water F. cæspitosa, but is less cushioned, and the upright
branches forming the pile are shorter.
I take this opportunity of soliciting freshly gathered and
fertile specimens of V. marina and V. submarina, for the purpose
of figuring—or the loan and liberty to use di-awings of these
species made from the living specimen. Dried specimens of
these plants are of little value.
Fio-. 1. Patch of V aucheria velutina :—
° of which the mass is composed:
same, with fructification;—-
_ ’,e. 2. Filiform fronds
8. Small portions of the
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