
          799.

The wood has a strong odor similar to that of the nuts. I tried to
find out how the old wood must become before it turned dark, but could
only determine it approximately for the rings could not be made out,
five or six years seems to be about the time required.  At the station
we saw men loading a car with feldspar.  We learned that quite
a good mine of it was close at hand.  It is sent to Baltimore
where it is pulverized and made into pottery (?)  It is thought tat
a mill for pulverizing this stone will be erected here near the 
mine within a short time.  I examined the Asplenium angustifolium
being so close to it, and found it already frost-killed, no
fertile fronds were found.  After dinner we started for Alberton.
Mr. W. thought the Cypripedium were near the next station; but
when we arrived at Dorsey's Run, Mr. W. thought it must have been the
next station so we continued our walk past Davis' station, till but a
short distance from Woodstock.  A short distance beyond Davis' (?) we
passed an abandoned lime kiln.  As soon as I see a lime-kiln I am on the 
look-out for Pellaea atropurpurea and sure enough here was plenty of the pretty
fern.  Several excellent springs were passed, one particularly fine was at
Dorsey's Run station.  It was nearly four o'clock when we decided to
return, not a trace of Cypripedium has been seen.  By the time
        