
          1102

below the dam.  Returned home by way of Hilton Av.  The
ground on the west side of the road has been burnt over.  The
burnt area extends quite a distance and was then put out
by pushing back the leaves.  As I was going up the avenue
the wind was blowing a gale, clouds of dust were raised.
Found to-day my first violets, Viola bicolor, Viola pedata, and at
the spring Viola cucullata.

543
April 21, 1904.  With Section A along Gwynn's Falls.  <s>Along</s>
<s>the route</s>  On this trip we find a number of trees with thorns.
Members of the class were very much interested in them, and
I showed them how to tell them apart.  Erythronium and
Asarum pleased them very much.

544
April 22, 1904.  With Section B. from Bonnie Brae to
Walbrook.  Barbosa and Vinca minor were found to-day in 
bloom.  The buds of the Ash are beginning to open.

545
April 23, 1904.  With Mr. W. & Mr. F. to the ravine, River Rd.,
and Stony Run.  We met at the terminus, Catonsville, at 8 A.M.
We went down Hilton Av. and then took the path leading along
Fox Run.  Reaching the Patapsco about 10 o'clock.  We crossed
the river at O. G. near the new temporary bridge and then walked
        