Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
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Transcription
Thursday - July 21 - '92
with Mr. Johman
Fresh Pond,
651. Rivularia nativa(?)
on bank of Creek, outlet
of Pond
652. Spirogyra (= 632)
from same place as 632.
The water in the hole is brackish
and is cut off from that of the
pond, or creek rather only when
the water is very low.